polytetrafluoroethylene

Summary

Summary: Homopolymer of tetrafluoroethylene. Nonflammable, tough, inert plastic tubing or sheeting; used to line vessels, insulate, protect or lubricate apparatus; also as filter, coating for surgical implants or as prosthetic material. Synonyms: Fluoroflex; Fluoroplast; Ftoroplast; Halon; Polyfene; PTFE; Tetron.

Top Publications

  1. ncbi Improved clinical outcome using polytetrafluoroethylene-coated stents for TIPS: results of a randomized study
    Christophe Bureau
    Service d Hepato gastro enterologie, Fédération Digestive, Centre Hospitalier Universitaire Purpan et U531 Institut National de la Santé et de la Recherche Médicale, Toulouse, France
    Gastroenterology 126:469-75. 2004
  2. pmc Influenza virus in human exhaled breath: an observational study
    Patricia Fabian
    Work Environment Department, University of Massachusetts Lowell, Lowell, Massachusetts, United States of America
    PLoS ONE 3:e2691. 2008
  3. ncbi Adventitial remodeling with increased matrix metalloproteinase-2 activity in a porcine arteriovenous polytetrafluoroethylene grafts
    Sanjay Misra
    Department of Radiology, Division of Vascular Surgery, Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic, Rochester, MN 55905, USA
    Kidney Int 68:2890-900. 2005
  4. ncbi Matrix metalloproteinase inhibition reduces intimal hyperplasia in a porcine arteriovenous-graft model
    Joris I Rotmans
    Department of Experimental Cardiology, University Medical Center, Utrecht, The Netherlands
    J Vasc Surg 39:432-9. 2004
  5. ncbi Physicomechanical evaluation of polypropylene, polyester, and polytetrafluoroethylene meshes for inguinal hernia repair
    Corey R Deeken
    Department of Surgery, Washington University School of Medicine, St Louis, MO 63110, USA
    J Am Coll Surg 212:68-79. 2011
  6. ncbi Human gingival tissue reactions to silk and expanded polytetrafluoroethylene sutures
    Knut N Leknes
    Faculty of Dentistry, Department of Periodontology, University of Bergen, Bergen, Norway
    J Periodontol 76:34-42. 2005
  7. ncbi Assessment of adhesion formation to intra-abdominal polypropylene mesh and polytetrafluoroethylene mesh
    Brent D Matthews
    Department of General Surgery, and The James B Cannon Research Center, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    J Surg Res 114:126-32. 2003
  8. ncbi Saphenous vein versus PTFE for above-knee femoropopliteal bypass. A review of the literature
    P Klinkert
    Department of Surgery, Red Cross Hospital, The Hague, The Netherlands
    Eur J Vasc Endovasc Surg 27:357-62. 2004
  9. ncbi Patency of stents covered with polytetrafluoroethylene in patients treated by transjugular intrahepatic portosystemic shunts: long-term results of a randomized multicentre study
    Christophe Bureau
    Federation Digestive Purpan, Service Hepato Gastro Enterologie CHU Toulouse, Toulouse, France
    Liver Int 27:742-7. 2007
  10. pmc Increased shear stress with upregulation of VEGF-A and its receptors and MMP-2, MMP-9, and TIMP-1 in venous stenosis of hemodialysis grafts
    Sanjay Misra
    Department of Radiology, Mayo Clinic College of Medicine, 200 First Street SW, Rochester, MN 55905, USA
    Am J Physiol Heart Circ Physiol 294:H2219-30. 2008

Detail Information

Publications364 found, 100 shown here

  1. ncbi Improved clinical outcome using polytetrafluoroethylene-coated stents for TIPS: results of a randomized study
    Christophe Bureau
    Service d Hepato gastro enterologie, Fédération Digestive, Centre Hospitalier Universitaire Purpan et U531 Institut National de la Santé et de la Recherche Médicale, Toulouse, France
    Gastroenterology 126:469-75. 2004
    ..Preliminary experimental and clinical studies suggest that the use of stents covered with polytetrafluoroethylene could tremendously decrease this risk.
  2. pmc Influenza virus in human exhaled breath: an observational study
    Patricia Fabian
    Work Environment Department, University of Massachusetts Lowell, Lowell, Massachusetts, United States of America
    PLoS ONE 3:e2691. 2008
    ..Recent studies suggest that humans exhale fine particles during tidal breathing but little is known of their composition, particularly during infection...
  3. ncbi Adventitial remodeling with increased matrix metalloproteinase-2 activity in a porcine arteriovenous polytetrafluoroethylene grafts
    Sanjay Misra
    Department of Radiology, Division of Vascular Surgery, Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic, Rochester, MN 55905, USA
    Kidney Int 68:2890-900. 2005
    ....
  4. ncbi Matrix metalloproteinase inhibition reduces intimal hyperplasia in a porcine arteriovenous-graft model
    Joris I Rotmans
    Department of Experimental Cardiology, University Medical Center, Utrecht, The Netherlands
    J Vasc Surg 39:432-9. 2004
    The patency of arteriovenous (AV) polytetrafluoroethylene grafts for hemodialysis is impaired by intimal hyperplasia (IH) at the venous outflow tract...
  5. ncbi Physicomechanical evaluation of polypropylene, polyester, and polytetrafluoroethylene meshes for inguinal hernia repair
    Corey R Deeken
    Department of Surgery, Washington University School of Medicine, St Louis, MO 63110, USA
    J Am Coll Surg 212:68-79. 2011
    ..The objectives of this study were to propose standard techniques, perform physicomechanical testing, and classify materials commonly used for inguinal hernia repair...
  6. ncbi Human gingival tissue reactions to silk and expanded polytetrafluoroethylene sutures
    Knut N Leknes
    Faculty of Dentistry, Department of Periodontology, University of Bergen, Bergen, Norway
    J Periodontol 76:34-42. 2005
    ..Thus, the purpose of the present study was to evaluate clinically and histologically tissue reactions to silk and expanded polytetrafluoroethylene (ePTFE) suture materials placed in human oral tissues.
  7. ncbi Assessment of adhesion formation to intra-abdominal polypropylene mesh and polytetrafluoroethylene mesh
    Brent D Matthews
    Department of General Surgery, and The James B Cannon Research Center, Carolinas Medical Center, Charlotte, North Carolina 28203, USA
    J Surg Res 114:126-32. 2003
    ..study was to determine the natural history of adhesion formation to polypropylene mesh and two types of polytetrafluoroethylene (ePTFE) mesh when placed intraperitoneally in a rabbit model that simulates laparoscopic ventral hernia ..
  8. ncbi Saphenous vein versus PTFE for above-knee femoropopliteal bypass. A review of the literature
    P Klinkert
    Department of Surgery, Red Cross Hospital, The Hague, The Netherlands
    Eur J Vasc Endovasc Surg 27:357-62. 2004
    ..we performed a systematic review of available studies comparing the patency of saphenous vein and polytetrafluoroethylene (PTFE) as bypass material...
  9. ncbi Patency of stents covered with polytetrafluoroethylene in patients treated by transjugular intrahepatic portosystemic shunts: long-term results of a randomized multicentre study
    Christophe Bureau
    Federation Digestive Purpan, Service Hepato Gastro Enterologie CHU Toulouse, Toulouse, France
    Liver Int 27:742-7. 2007
    ..In conclusion, the improvement in TIPS patency by using covered prostheses is maintained over time with a decreased risk of encephalopathy, while the risk of death was not increased...
  10. pmc Increased shear stress with upregulation of VEGF-A and its receptors and MMP-2, MMP-9, and TIMP-1 in venous stenosis of hemodialysis grafts
    Sanjay Misra
    Department of Radiology, Mayo Clinic College of Medicine, 200 First Street SW, Rochester, MN 55905, USA
    Am J Physiol Heart Circ Physiol 294:H2219-30. 2008
    ....
  11. ncbi Significance of hepatic resection combined with inferior vena cava resection and its reconstruction with expanded polytetrafluoroethylene for treatment of liver tumors
    Shigeki Arii
    Department of Surgery, Tokyo Medical and Dental University, Tokyo, Japan
    J Am Coll Surg 196:243-9. 2003
    ..The purpose of this study was to evaluate the clinical significance of hepatectomy combined with IVC resection and reconstruction with an ePTFE graft for treatment of invasive liver tumors and to discuss the validity of this surgery...
  12. pmc Histologic and biomechanical evaluation of a novel macroporous polytetrafluoroethylene knit mesh compared to lightweight and heavyweight polypropylene mesh in a porcine model of ventral incisional hernia repair
    L Melman
    Section of Minimally Invasive Surgery, Department of Surgery, Washington University School of Medicine, 660 South Euclid Avenue, Campus Box 8109, St Louis, MO, USA
    Hernia 15:423-31. 2011
    ..of heavyweight polypropylene (HWPP), lightweight polypropylene (LWPP), and monofilament knit polytetrafluoroethylene (mkPTFE) mesh by comparing biomechanics and histologic response at 1, 3, and 5 months in a porcine model ..
  13. ncbi Aggressive combined resection of hepatic inferior vena cava, with replacement by a ringed expanded polytetrafluoroethylene graft, in living-donor liver transplantation for hepatocellular carcinoma beyond the Milan criteria
    Hiroaki Matsuda
    Department of Gastroenterological Surgery, Transplant and Surgical Oncology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, 2 5 1 Shikata cho, Okayama, 700 8558, Japan
    J Hepatobiliary Pancreat Sci 17:719-24. 2010
    ....
  14. ncbi Superhydrophobic surfaces with photocatalytic self-cleaning properties by nanocomposite coating of TiO(2) and polytetrafluoroethylene
    Takashi Kamegawa
    Division of Materials and Manufacturing Science, Graduate School of Engineering, Osaka University, 2 1 Yamadaoka, Suita, Osaka 565 0871 Japan
    Adv Mater 24:3697-700. 2012
    ..properties are designed through coating a nanocomposite TiO(2) photocatalyst and hydrophobic polytetrafluoroethylene onto a structured substrate by applying a co-deposition technique...
  15. ncbi Evaluation of adhesion formation and host tissue response to intra-abdominal polytetrafluoroethylene mesh and composite prosthetic mesh
    Brent D Matthews
    Department of Surgery, Washington University School of Medicine, St Louis, MO 63110, USA
    J Surg Res 123:227-34. 2005
    ....
  16. ncbi TIPS with expanded polytetrafluoroethylene-covered stent: results of an Italian multicenter study
    Claudio Vignali
    Division of Diagnostic and Interventional Radiology, Department of Oncology, Transplants, and Advanced Technologies in Medicine, University of Pisa, Via Roma 67, Pisa 56127, Italy
    AJR Am J Roentgenol 185:472-80. 2005
    ..Our objective is to describe the results of a multicenter prospective trial on the safety and efficacy of transjugular intrahepatic portosystemic shunts (TIPS) using the Viatorr stent-graft...
  17. ncbi Electrostatic self-assembly of macroscopic crystals using contact electrification
    Bartosz A Grzybowski
    Department of Chemistry and Chemical Biology, Harvard University, 12 Oxford Street, Cambridge, Massachusetts 02138, USA
    Nat Mater 2:241-5. 2003
    ..We suggest that the stability of these unusual structures can be explained by accounting for the interactions between electric dipoles that the particles in the aggregates induce in their neighbours...
  18. ncbi A study of single drug particle adhesion interactions using atomic force microscopy
    J K Eve
    Molecular Profiles Ltd, 1 Faraday Building, Nottingham Science and Technology Park, University Boulevard, Nottingham NG7 2QP, UK
    Int J Pharm 238:17-27. 2002
    ..This study yields a ranking of adhesion as glass>lactose>salbutamol>polytetrafluoroethylene (PTFE)...
  19. ncbi Long-term clearance from small airways decreases with age
    M Svartengren
    Dept of Public Health Science, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden
    Eur Respir J 26:609-15. 2005
    ..In conclusion, small airway clearance over 21 days was found to decrease with age. This might be one factor associated with the high prevalence of respiratory symptoms associated among the elderly...
  20. ncbi Replacement of chordae tendineae with polytetrafluoroethylene (PTFE) sutures in mitral valve repair: early and long-term results
    Bruno Chiappini
    Department of Cardiovascular and Thoracic Surgery, St Luc Hospital, Catholic University of Leuven, Brussels, Belgium
    J Heart Valve Dis 15:657-63; discussion 663. 2006
    ..The study aim was to review the authors' experience with polytetrafluoroethylene (PTFE), using a standardized technique for length adjustment, and to analyze the long-term results in ..
  21. ncbi Tissue response to expanded polytetrafluoroethylene and silicone implants in a rabbit model
    Rami K Batniji
    Division of Otolaryngology, Albany Medical Center, 47 New Scotland Ave, Albany, NY 12208, USA
    Arch Facial Plast Surg 4:111-3. 2002
    Expanded polytetrafluoroethylene (ePTFE) and silicone are safe and relatively biocompatible materials.
  22. ncbi Effect of platelet-rich plasma on the healing of intrabony defects treated with Beta tricalcium phosphate and expanded polytetrafluoroethylene membranes
    Ferenc Dori
    Department of Periodontology, Semmelweis University, Budapest, Hungary
    J Periodontol 79:660-9. 2008
    ..aim of this study was to clinically evaluate the effect of PRP on the healing of deep intrabony defects treated with beta tricalcium phosphate (beta-TCP) and GTR by means of a non-bioresorbable expanded polytetrafluoroethylene membrane.
  23. ncbi Heparin-bonded expanded polytetrafluoroethylene vascular graft for femoropopliteal and femorocrural bypass grafting: 1-year results
    Marc Bosiers
    Department of Vascular Surgery, St Blasius Hospital, Dendermonde, Belgium
    J Vasc Surg 43:313-8; discussion 318-9. 2006
    ..Expanded polytetrafluoroethylene (ePTFE) is the most commonly used, but patency results have not always equaled those achieved with vein, ..
  24. ncbi Intravascular US-guided direct intrahepatic portocaval shunt with an expanded polytetrafluoroethylene-covered stent-graft
    Hanno Hoppe
    Dotter Interventional Institute, Oregon Health and Science University, 3181 SW Sam Jackson Park Rd, L 342, Portland, OR 97201, USA
    Radiology 246:306-14. 2008
    ..To retrospectively evaluate the midterm patency rate of the nitinol (Viatorr, W.L. Gore and Associates, Flagstaff, Ariz) stent-graft for direct intrahepatic portacaval shunt (DIPS) creation...
  25. ncbi In vivo cell seeding with anti-CD34 antibodies successfully accelerates endothelialization but stimulates intimal hyperplasia in porcine arteriovenous expanded polytetrafluoroethylene grafts
    Joris I Rotmans
    Laboratory of Experimental Cardiology, University Medical Center, Utrecht, The Netherlands
    Circulation 112:12-8. 2005
    The patency of AV expanded polytetrafluoroethylene (ePTFE) grafts for hemodialysis is impaired by intimal hyperplasia (IH) at the venous outflow tract...
  26. ncbi A prospective, randomized trial of laparoscopic polytetrafluoroethylene (PTFE) patch repair vs simple cruroplasty for large hiatal hernia
    Constantine T Frantzides
    Department of Surgery, Rush University, Chicago, IL, USA
    Arch Surg 137:649-52. 2002
    ..Large hiatal hernias are prone to disruption, resulting in reherniation, when repaired with simple cruroplasty. The use of mesh may decrease the rate of reherniation in the laparoscopic repair of large hiatal hernias...
  27. ncbi Patency and clinical outcomes of transjugular intrahepatic portosystemic shunt with polytetrafluoroethylene-covered stents versus bare stents: a meta-analysis
    Zhiping Yang
    Xijing Hospital of Digestive Diseases, Fourth Military Medical University, Xi an, China
    J Gastroenterol Hepatol 25:1718-25. 2010
    Transjugular intrahepatic portosystemic shunt (TIPS) with polytetrafluoroethylene-(PTFE)-covered stent has been increasingly used for patients with complications of portal hypertension...
  28. ncbi Improved clinical outcome with transjugular intrahepatic portosystemic stent-shunt utilizing polytetrafluoroethylene-covered stents
    Dhiraj Tripathi
    Department of Hepatology, Royal Infirmary of Edinburgh, Edinburgh, Scotland, UK
    Eur J Gastroenterol Hepatol 18:225-32. 2006
    ..Newer covered stents appear to have improved patency. This large study aimed to assess the shunt function and clinical efficacy of polytetrafluoroethylene-covered stents in a single centre.
  29. ncbi Results of a retrospective multicenter trial of the Viatorr expanded polytetrafluoroethylene-covered stent-graft for transjugular intrahepatic portosystemic shunt creation
    Jean Pierre M Charon
    Department of Clinical Radiology, Gartnavel General Hospital, 1053 Great Western Road, Glasgow, G12 0YN, United Kingdom
    J Vasc Interv Radiol 15:1219-30. 2004
    To report the results of a multicenter experience with the Viatorr expanded polytetrafluoroethylene-covered stent-graft for transjugular intrahepatic portosystemic shunt (TIPS) creation in which patency and clinical outcome were evaluated.
  30. ncbi Polytetrafluoroethylene-covered stent grafts for TIPS procedure: 1-year patency and clinical results
    Stefania Angeloni
    II Gastroenterologia, Dipartimento di Medicina Clinica, Universita di Roma La Sapienza, Italy
    Am J Gastroenterol 99:280-5. 2004
    b>Polytetrafluoroethylene (PTFE)-covered stent grafts appear to have the potential to improve TIPS patency, but data available are few and controversial...
  31. ncbi Repair of diaphragmatic rupture by laparoscopic implantation of a polytetrafluoroethylene patch
    R Kuhn
    Department of Surgery, Otto von Guericke University Magdeburg, Leipziger Strasse 44, Germany
    Surg Endosc 16:1495. 2002
    ..In the reported patient, laparoscopic suture of a diaphragmatic hernia using a polytetrafluoroethylene (PTFE) (GORETEX) patch proved to be safe, successful, elegant, and uneventful.
  32. ncbi Isolated congenital absence of the pericardium: clinical presentation, diagnosis, and management
    M A Gatzoulis
    Department of Medicine, Toronto Hospital, Ontario, Canada
    Ann Thorac Surg 69:1209-15. 2000
    ..Congenital absence of the pericardium (CAP) is a rare clinical entity...
  33. ncbi Incidence, natural history, and risk factors of hepatic encephalopathy after transjugular intrahepatic portosystemic shunt with polytetrafluoroethylene-covered stent grafts
    Oliviero Riggio
    II Gastroenterologia, Dipartimento di Medicina Clinica, Sapienza Universita di Roma, Rome, Italy
    Am J Gastroenterol 103:2738-46. 2008
    ..to assess the incidence, natural history, and risk factors of hepatic encephalopathy (HE) after transjugular intrahepatic portosystemic shunt (TIPS) with the new polytetrafluoroethylene (PTFE)-covered stent grafts in cirrhotic patients.
  34. ncbi Simplified technique for determining the length of artificial chordae in mitral valve repair
    Mazin A I Sarsam
    Department of Cardiac Surgery, Royal Victoria Hospital, Belfast, Northern Ireland
    Ann Thorac Surg 73:1659-60. 2002
    Artificial chordal replacement using polytetrafluoroethylene sutures has become an established component in the technique for mitral valve replacement with good long-term results...
  35. ncbi Computed tomographic measurements of mesh shrinkage after laparoscopic ventral incisional hernia repair with an expanded polytetrafluoroethylene mesh
    Ernst J P Schoenmaeckers
    Department of Surgery, Twenteborg Hospital, Almelo, The Netherlands
    Surg Endosc 23:1620-3. 2009
    ..Numerous experimental studies on this issue reported very inconsistent results. Expanded polytetrafluoroethylene (ePTFE) mesh has the unique property of being revealed by computed tomography (CT)...
  36. ncbi Laparoscopic ventral hernia repair in obese patients: a new standard of care
    Yuri W Novitsky
    Carolinas Laparoscopic and Advanced Surgery Program, Department of General Surgery, Carolinas Medical Center, PO Box 32861, Charlotte, NC 28232, USA
    Arch Surg 141:57-61. 2006
    ..Because laparoscopic ventral hernia repair (LVHR) results in few complications and a low recurrence rate, the use of minimally invasive techniques in this subgroup of patients may minimize perioperative complications and failure rates...
  37. ncbi Improved patency of infrainguinal polytetrafluoroethylene bypass grafts using a distal Taylor vein patch
    K K Yeung
    Department of Surgery, Section of Vascular Surgery, University of Arizona Health Sciences Center, P.O. Box 245072, 1501 N. Campbell Ave, Tucson, AZ 85724-5072, USA
    Am J Surg 182:578-83. 2001
    ..OBJECTIVE: The purpose of this study was to evaluate graft patency and limb salvage rates for infrainguinal polytetrafluoroethylene (PTFE) bypass grafts using distal anastomotic Taylor vein patch in patients lacking suitable vein conduit...
  38. ncbi Chordal replacement for both minimally invasive and conventional mitral valve surgery using premeasured Gore-Tex loops
    U O von Oppell
    Herzzentrum, University of Leipzig, Germany
    Ann Thorac Surg 70:2166-8. 2000
    Part of the complexity of mitral valve chordal replacement with expanded polytetrafluoroethylene (ePTFE) sutures is determining the correct replacement chordal length and knotting the ePTFE suture without sliding the knot...
  39. ncbi Pacemaker contact dermatitis: The effective use of a polytetrafluoroethylene sheet
    Kensuke Ishii
    Department of Internal Medicine, Nippon Medical School Tama Nagayama Hospital, Tokyo, Japan
    Pacing Clin Electrophysiol 29:1299-302. 2006
    ..After the patient was reimplanted with a pacemaker wrapped with a polytetrafluoroethylene sheet, there has been no recurrence of the contact dermatitis during a follow-up period of 3 years.
  40. pmc Comparison of small-intestinal submucosa and expanded polytetrafluoroethylene as a vascular conduit in the presence of gram-positive contamination
    Daniel H Shell
    Department of Surgery, University of Tennessee Health Science Center, Memphis, Tennessee, USA
    Ann Surg 241:995-1001; discussion 1001-4. 2005
    As a vascular conduit, expanded polytetrafluoroethylene (ePTFE) is susceptible to graft infection with Gram-positive organisms...
  41. ncbi Removing hepatitis C virus from polytetrafluoroethylene-coated orthodontic archwires and other dental instruments
    A A Ramadan
    Department of Orthodontics, Faculty of Dentistry, Suez Canal University, Ismailia, Egypt
    East Mediterr Health J 9:274-8. 2003
    The efficacy of removing, rather than destroying, hepatitis C virus (HCV) from polytetrafluoroethylene (PTFE)-coated orthodontic archwirs was tested...
  42. ncbi Use of fibrin sealant as a hemostatic agent in expanded polytetrafluoroethylene graft placement surgery
    Sibu P Saha
    Division of Cardiovascular and Thoracic Surgery, Department of Surgery, University of Kentucky, Lexington, KY, USA
    Ann Vasc Surg 25:813-22. 2011
    The low thrombogenicity, porosity, and limited elasticity of expanded polytetrafluoroethylene (ePTFE) vascular grafts, although beneficial, may exacerbate the problem of suture-line bleeding at vascular anastomoses and consequently lead ..
  43. ncbi Creation of transjugular intrahepatic portosystemic shunts with stent-grafts: initial experiences with a polytetrafluoroethylene-covered nitinol endoprosthesis
    M Cejna
    Department of Radiology, Division of Angiography and Interventional Radiology, University of Vienna, Wahringer Gurtel 18 20, A 1090 Vienna, Austria
    Radiology 221:437-46. 2001
    To evaluate the safety and performance of a recently developed expanded polytetrafluoroethylene (ePTFE)-covered nitinol stent-graft to create transjugular intrahepatic portosystemic shunt (TIPS) in patients with portal hypertension and ..
  44. ncbi BRAVO I: A pilot study of vascular brachytherapy in polytetrafluoroethylene dialysis access grafts
    S Misra
    Department of Radiology, Cardiology and Surgery, Mayo Clinic, Rochester, Minnesota, Minnesota, USA
    Kidney Int 70:2006-13. 2006
    Hemodialysis vascular access dysfunction owing to stenosis and thrombosis in polytetrafluoroethylene dialysis access grafts is a huge clinical problem for which there are currently no long lasting durable therapies...
  45. ncbi Cultivation of endothelial progenitor cells on fibrin matrix and layering on dacron/polytetrafluoroethylene vascular grafts
    Perumcherry Raman Sreerekha
    Thrombosis Research Unit, Biomedical Technology Wing, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Trivandrum, India
    Artif Organs 30:242-9. 2006
    ..Further, the ECM precoated on Dacron and polytetrafluoroethylene is found to have supported the formation of EC monolayer that synthesized nitric oxide, and resisted ..
  46. ncbi Adhesion and proliferation of human endothelial cells on photochemically modified polytetrafluoroethylene
    T Gumpenberger
    Department of Applied Physics, Johannes Kepler University, Linz A 4040, Austria
    Biomaterials 24:5139-44. 2003
    We studied the adhesion and proliferation of human endothelial cells on photochemically modified polytetrafluoroethylene samples...
  47. ncbi Heparin-bonded Dacron or polytetrafluoroethylene for femoropopliteal bypass grafting: a multicenter trial
    C Devine
    South Manchester University Hospital, Department of Surgery, United Kingdom
    J Vasc Surg 33:533-9. 2001
    ..We compared heparin-bonded Dacron (HBD) and polytetrafluoroethylene (PTFE) in a randomized multicenter trial including below-knee popliteal or tibioperoneal trunk bypass ..
  48. ncbi ePTFE-covered stent-grafts for revision of obstructed transjugular intrahepatic portosystemic shunt
    Manfred Cejna
    Department of Radiology, Division of Angiography and Interventional Radiology, Wahringer Gurtel 18 20, A 1090 Vienna, Austria
    Cardiovasc Intervent Radiol 25:365-72. 2002
    ..To determine whether transjugular intrahepatic portosystemic shunt (TIPS) revisions with the Hemobahn stent-graft or the Viatorr endoprosthesis increase secondary patency rates...
  49. ncbi Dacron or PTFE for above-knee femoropopliteal bypass. a multicenter randomised study
    L P Jensen
    Department of Vascular Surgery B, Copenhagen University Gentofte Hospital, Copenhagen, Denmark
    Eur J Vasc Endovasc Surg 34:44-9. 2007
    ..To compare polytetrafluorethylene (PTFE) and polyester grafts (Dacron) for above knee femoropopliteal bypass...
  50. ncbi Long-term results of a cardiovascular implantable electronic device wrapped with an expanded polytetrafluoroethylene sheet
    Bun Yashiro
    Department of Cardiology, Tokyo Women s Medical University, 8 1 Kawada cho, Shinjuku ku, Tokyo 162 8666, Japan
    J Artif Organs 15:244-9. 2012
    The use of an expanded polytetrafluoroethylene (ePTFE) sheet wrapping device for patients with pacemaker contact dermatitis is still controversial...
  51. ncbi Wrap-clipping with polytetrafluoroethylene for ruptured blisterlike aneurysms of the internal carotid artery. Technical note
    Yoshitaka Kubo
    Department of Neurosurgery, Iwate Medical University, Morioka, Japan
    J Neurosurg 105:785-7. 2006
    A technique combining wrapping and clip occlusion of aneurysms by using polytetrafluoroethylene (PTFE) for treatment of ruptured blisterlike aneurysms of the supraclinoid internal carotid artery (ICA) is described...
  52. ncbi Collagen- versus gelatine-coated Dacron versus stretch PTFE bifurcation grafts for aortoiliac occlusive disease: long-term results of a prospective, randomized multicenter trial
    Manfred R Prager
    University of Vienna Medical School and the Ludwig Boltzmann Research Institute for Interdisciplinary Vascular Medicine, Vienna, Austria
    Surgery 134:80-5. 2003
    In this prospective randomized multicenter trial, knitted gelatine-coated Dacron, knitted collagen-coated Dacron, and stretch polytetrafluoroethylene (PTFE) aortic bifurcation grafts were compared for their long-term results.
  53. ncbi Comparison of nylon monofilament suture and polytetrafluoroethylene sheet for frontalis suspension surgery in eyes with congenital ptosis
    Kengo Hayashi
    Department of Ocular Plastic and Orbital Surgery, Seirei Hamamatsu General Hospital, Hamamatsu shi, Japan
    Am J Ophthalmol 155:654-663.e1. 2013
    To compare nylon monofilament suture with polytetrafluoroethylene sheet for frontalis suspension surgery to treat eyes with congenital ptosis.
  54. ncbi Bypasses to tibial vessels using polytetrafluoroethylene as the solo conduit in a predominantly diabetic population
    Allen D Hamdan
    Division of Vascular Surgery, Beth Israel Deaconess Medical Center, Boston, MA 02115, USA
    Vasc Endovascular Surg 36:59-63. 2002
    ..Medical Center between 1990 and 1996 and identified 45 patients (47 limbs) who underwent bypass with polytetrafluoroethylene alone to infra-popliteal vessels. This represented only 2...
  55. ncbi Heparin-bonded Dacron or polytetrafluorethylene for femoropopliteal bypass: five-year results of a prospective randomized multicenter clinical trial
    Carol Devine
    Department of Surgery, Wythenshawe Hospital, Manchester M23 9LT, England
    J Vasc Surg 40:924-31. 2004
    ..Despite the range of potential prosthetics, polytetrafluoroethylne (PTFE) clearly predominates in current femoropopliteal practice. We compared heparin-bonded Dacron (HBD) with PTFE in a randomized multicenter clinical trial...
  56. ncbi Surgical feasibility study of a novel polytetrafluoroethylene graft design for the treatment of peripheral arterial disease
    M T Walsh
    Centre for Applied Biomedical Engineering Research, Department of Mechanical and Aeronautical Engineering, University of Limerick, Limerick, Ireland
    Ann Vasc Surg 21:611-7. 2007
    ..The proposed device is surgically feasible and may offer a significant hemodynamic advantage over current graft designs...
  57. ncbi Are polytetrafluoroethylene (Gore-Tex) implants an alternative material for nasal dorsal augmentation in Asians?
    Joon Pio Hong
    Department of Plastic and Reconstructive Surgery, Ulsan University College of Medicine, Asan Medical Center, Seoul, Korea
    J Craniofac Surg 21:1750-4. 2010
    ..Although polytetrafluoroethylene (Gore-Tex) implants have recently been introduced, such implants are yet to be established as an ..
  58. ncbi Endovascular treatment of long lesions of the superficial femoral artery: results from a multicenter registry of a spiral, covered polytetrafluoroethylene stent
    Massimo Lenti
    Division of Vascular and Endovascular Surgery, University of Perugia, Perugia, Italy
    J Vasc Surg 45:32-9. 2007
    ..registry designed to evaluate the safety, effectiveness, and patency of the aSpire self-expanding polytetrafluoroethylene covered stent (Vascular Architects Inc, San Jose, Calif) in patients with femoropopliteal occlusive ..
  59. ncbi Transvenous extraction performance of expanded polytetrafluoroethylene covered ICD leads in comparison to traditional ICD leads in humans
    Andrea Di Cori
    Division of Cardiovascular Diseases 2, Santa Chiara Hospital, University of Pisa, Pisa, Italy
    Pacing Clin Electrophysiol 33:1376-81. 2010
    ..Paul, MN, USA), coils are covered with expanded polytetrafluoroethylene (ePTFE) to prevent tissue ingrowth...
  60. ncbi Results of superior vena cava reconstruction with externally stented-polytetrafluoroethylene vascular prostheses
    Ikenna C Okereke
    Department of Cardiothoracic Surgery, Indiana University School of Medicine, 545 Barnhill Dr, EH 215, Indianapolis, IN 46204, USA
    Ann Thorac Surg 90:383-7. 2010
    ..We reviewed our institutional experience with SVC reconstruction using externally stented-polytetrafluoroethylene vascular prostheses.
  61. ncbi Effects of fibronectin bonding on healing of high porosity expanded polytetrafluoroethylene grafts in pigs
    T Nishibe
    Department of Cardiovascular Surgery, Hokkaido University School of Medicine, K14, N5, Kita-ku, Sapporo, Hokkaido 060-8648, Japan
    J Cardiovasc Surg (Torino) 42:667-73. 2001
    BACKGROUND: We developed a new fibronectin bonding to expanded polytetrafluoroethylene (ePTFE) and previously reported that, in a dog carotid implant model, fibronectin bonding improves graft healing in high porosity ePTFE grafts...
  62. ncbi The combination of polytetrafluoroethylene mesh and titanium rib implants: an innovative process for reconstructing large full thickness chest wall defects
    Jean Philippe Berthet
    Department of Thoracic Surgery, University Hospital Arnaud de Villeneuve, Montpellier, France
    Eur J Cardiothorac Surg 42:444-53. 2012
    ..When the defect is large, complications are common with a 27% mean rate of respiratory morbidity...
  63. ncbi Polytetrafluoroethylene-covered stent and coronary artery aneurysms
    Carlo Briguori
    Laboratory of Interventional Cardiology, Vita Salute University School of Medicine, San Raffaele Hospital, Milan, Italy
    Catheter Cardiovasc Interv 55:326-30. 2002
    ..Some authors reported the successful treatment of coronary aneurysms with the polytetrafluoroethylene (PTFE)-covered stent implantation, supporting the role of this strategy...
  64. ncbi Expanded polytetrafluoroethylene valved conduit and patch with bulging sinuses in right ventricular outflow tract reconstruction
    Takako Miyazaki
    Department of Pediatric Cardiovascular Surgery, Children s Research Hospital, Kyoto Prefectural University of Medicine, Hirokoji, Kamigyo ku, Kyoto, Japan
    J Thorac Cardiovasc Surg 134:327-32. 2007
    ..We designed a fan-shaped expanded polytetrafluoroethylene valved conduit and patch with bulging sinuses that create vortex flow, making them more reliable over the ..
  65. ncbi Regeneration of standardized mandibular bone defects using expanded polytetrafluoroethylene membrane and various bone fillers
    Yasushi Nakajima
    Department of Periodontics, Penn School of Dental Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA
    Int J Periodontics Restorative Dent 27:151-9. 2007
    ..and biodegradability of various bone fillers placed underneath a nonresorbable membrane (expanded polytetrafluoroethylene [e-PTFE]) in standardized defects in a beagle dog model...
  66. ncbi Comparison of expanded polytetrafluoroethylene (ePTFE) with autogenous vein as a nerve conduit in rat sciatic nerve defects
    Berkan Mersa
    Plastic and Reconstructive Surgery, Medicine Faculty of Kocaeli University, Kocaeli, Turkey
    Kulak Burun Bogaz Ihtis Derg 13:103-11. 2004
    In this study, we compared expanded polytetrafluoroethylene (ePTFE) tube with autogenous vein as an alternative conduit material in a rat sciatic nerve model.
  67. ncbi Does expanded polytetrafluoroethylene mesh really shrink after laparoscopic ventral hernia repair?
    P R Carter
    Midwest Surgical Associates S C, LaGrange, IL 60525, USA
    Hernia 16:321-5. 2012
    The shrinkage of mesh has been cited as a possible explanation for hernia recurrence. Expanded polytetrafluoroethylene (ePTFE) is unique in that it can be visualized on computed tomography (CT)...
  68. ncbi Medical grade calcium sulfate hemihydrate versus expanded polytetrafluoroethylene in the treatment of mandibular class II furcations
    Christopher J Couri
    University of Nebraska Medical Center, Lincoln, NE, USA
    J Periodontol 73:1352-9. 2002
    ..The current trends in therapy encourage the use of a bioabsorbable barrier. The efficacy of the bioabsorbable barrier needs to be equal to, if not better than, the non-absorbable barrier...
  69. ncbi Endoscopic injection of bulking agents in children with incontinence: dextranomer/hyaluronic acid copolymer versus polytetrafluoroethylene
    Lori Dyer
    Schneider Children s Hospital, North Shore Long Island Jewish Health System, New Hyde Park, New York, USA
    J Urol 178:1628-31. 2007
    ..We compared the results of bladder neck injection using Deflux and Teflon to manage urinary incontinence in children...
  70. ncbi Flow-induced neointimal regression in baboon polytetrafluoroethylene grafts is associated with decreased cell proliferation and increased apoptosis
    Scott A Berceli
    Division of Vascular Surgery, University of Florida, FL, USA
    J Vasc Surg 36:1248-55. 2002
    ..This study was designed to investigate the smooth muscle cell (SMC) growth kinetics during early regression and evaluate the influence of nitric oxide (NO) in the regulation of this process...
  71. ncbi Prospective, randomized study of external jugular vein patch versus polytetrafluoroethylene patch during carotid endarterectomy: perioperative and long-term results
    Franco Grego
    Division of Vascular Surgery, Department of Medical and Surgical Sciences, University of Padua, Via Giustiniani 2, Padua 35125, Italy
    J Vasc Surg 38:1232-40. 2003
    ..to evaluate the relative risks and advantages of using external jugular vein (EJV) patch, compared with polytetrafluoroethylene (PTFE) patch, during carotid endarterectomy...
  72. ncbi Expanded polytetrafluoroethylene membrane alters tissue response to implanted Ahmed glaucoma valve
    Francis Char Decroos
    Department of Ophthalmology, Duke University Medical Center, Durham, North Carolina, USA
    Curr Eye Res 34:562-7. 2009
    ..It is possible to alter this fibrotic tissue reaction and produce a more vascularized and potentially more permeable capsule around implanted devices by enclosing them in a porous membrane...
  73. ncbi New technique for application of fibrin sealant: rubbing method devised to prevent cerebrospinal fluid leakage from dura mater sites repaired with expanded polytetrafluoroethylene surgical membranes
    S Nakajima
    Department of Neurosurgery, Hachioji Medical Center, Tokyo, Japan
    Neurosurgery 49:117-23. 2001
    The effectiveness of a strong, pressure-tight method for fibrin sealant application was experimentally and clinically evaluated, using expanded polytetrafluoroethylene (ePTFE) surgical membranes.
  74. ncbi [Effects of Batroxobin on distal anastomotic intimal hyperplasia after expanded polytetrafluoroethylene bypass grafting in dog common carotid artery]
    Ye Ye Chen
    Department of Vascular Surgery, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing 100730, China
    Zhonghua Yi Xue Za Zhi 89:48-53. 2009
    ..morphological behavior, the expression of MCP-1 and PDGF-B of distal anastomotic neointima after expanded polytetrafluoroethylene (ePTFE) bypass grafting...
  75. ncbi Expanded polytetrafluoroethylene as a substrate for retinal pigment epithelial cell growth and transplantation in age-related macular degeneration
    Y Krishna
    Department of Eye and Vision Science, University of Liverpool, Liverpool L69 3GA, UK
    Br J Ophthalmol 95:569-73. 2011
    ..Expanded polytetrafluoroethylene (ePTFE) possesses the physical properties required for a transplanting device; however, cells do not ..
  76. ncbi Osteoblast behavior on polytetrafluoroethylene modified by long pulse, high frequency oxygen plasma immersion ion implantation
    Huaiyu Wang
    Department of Physics and Materials Science, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
    Biomaterials 31:413-9. 2010
    b>Polytetrafluoroethylene (PTFE) is a commonly used medical polymer due to its biological stability and other attractive properties such as high hardness and wear resistance...
  77. ncbi Pore size, tissue ingrowth, and endothelialization of small-diameter microporous polyurethane vascular prostheses
    Ze Zhang
    Departement de Chirurgie, Faculte de Medecine, Université Laval Centre recherche de Hôpital Pavillon Saint François d Assise, CHUQ, 10, Rue de l Espinay, Local E0 165, Quebec QC, Canada G1V 3L5
    Biomaterials 25:177-87. 2004
    ..Thirty-two PU and 8 expanded polytetrafluoroethylene (ePTFE) prostheses were implanted into the abdominal aorta of rats for periods ranging from 1 to 8 weeks...
  78. ncbi Effects of expanded polytetrafluoroethylene and polylactic acid barriers on healthy sites
    P M Trejo
    The University of Texas, Health Science Center, Department of Stomatology, Houston 77030 3402, USA
    J Periodontol 69:14-8. 1998
    ..The purpose of this study was to evaluate the effects of expanded polytetrafluoroethylene (ePTFE) and polylactic acid (PLA) barrier devices on probing depth (PD), clinical attachment level (CAL), ..
  79. pmc Polytetrafluoroethylene (PTFE) covered stents for the treatment of coronary artery aneurysms
    M Fineschi
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    Heart 90:490. 2004
  80. ncbi Prospective randomized study of carotid endarterectomy with polytetrafluoroethylene versus collagen-impregnated Dacron (Hemashield) patching: perioperative (30-day) results
    Ali F Aburahma
    Department of Surgery, Robert C Byrd Health Sciences Center of West Virginia University, Charleston, WV 25304, USA
    J Vasc Surg 35:125-30. 2002
    ..b>Polytetrafluoroethylene (PTFE) patching has been shown to have results comparable with autogenous vein patching; however, it ..
  81. ncbi Comparison of a new polytetrafluoroethylene-covered metallic stent to a noncovered stent in canine ureters
    Hwan Hoon Chung
    Department of Radiology, Ansan Hospital, Korea University College of Medicine, Gojan Dong 516, Ansan City, Kyonggido 425 707, South Korea
    Cardiovasc Intervent Radiol 31:619-28. 2008
    The aim of this study was to determine the feasibility of using a newly designed polytetrafluoroethylene (PTFE)-covered metallic stent in the ureter by comparing its effectiveness with that of the noncovered stent in a canine model...
  82. ncbi Prevention of restrictive adhesions with expanded polytetrafluoroethylene diffusible membrane following flexor tendon repair: an experimental study in rabbits
    G Hanff
    Department of Hand Surgery, , Sweden
    J Hand Surg Am 23:658-64. 1998
    Adhesion formation constitutes a major problem following flexor tendon surgery in zone II. Expanded polytetrafluoroethylene (e-PTFE), a diffusible and biocompatible synthetic membrane, was investigated in rabbits with regard to the ..
  83. ncbi Producing a flexible tissue-engineered cartilage framework using expanded polytetrafluoroethylene membrane as a pseudoperichondrium
    Xu Jian-Wei
    Department of Plastic Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114, USA
    Plast Reconstr Surg 116:577-89. 2005
    ..The aim of this study was to understand the role of the perichondrium and try to enhance the flexible properties of tissue-engineered cartilage using expanded polytetrafluoroethylene (ePTFE) membrane as a pseudoperichondrium.
  84. ncbi Clinical comparison of microporous biocompatible composite of PMMA, PHEMA and calcium hydroxide grafts and expanded polytetrafluoroethylene barrier membranes in human mandibular molar Class II furcations. A case series
    K B Calongne
    Periodontics Department, Baltimore College of Dental Surgery, University of Maryland, Baltimore, MD, USA
    J Periodontol 72:1451-9. 2001
    ..However, a real difference may not have been detected based on the small number of subjects in the study...
  85. pmc Dacron vs. PTFE as bypass materials in peripheral vascular surgery--systematic review and meta-analysis
    Stephanie Roll
    Institute for Social Medicine, Epidemiology and Health Economics, Charite University Medical Center, Berlin, Germany
    BMC Surg 8:22. 2008
    ..It is unclear which of the two commonly used materials, polytetrafluoroethylene (PTFE) or polyester (Dacron(R)) grafts, is to be preferred...
  86. ncbi Temporary Gortex (polytetrafluoroethylene) spacer for the treatment of fornix shortening following severe alkali chemical injury
    Anupma Kumar
    Countess of Chester, Ophthalmology, Countess of Chester Hospital Health Park, Chester, United Kingdom
    Orbit 30:252-4. 2011
    ..Gortex is an inert, smooth, flexible material, which is well tolerated in situ. We describe a case of fornix shortening secondary to alkali injury, which was treated successfully with a temporary Gortex patch...
  87. ncbi Expanded polytetrafluoroethylene in canine bile duct injury: a critical analysis
    Alberto Schanaider
    Center of Experimental Surgery, Postgraduate Program in Surgical Sciences, Department of Surgery, Faculty of Medicine, UFRJ, Rio de Janeiro, Brazil
    Acta Cir Bras 26:247-52. 2011
    Analyze the morphological and structural outcomes of a patch of expanded polytetrafluoroethylene in the treatment of an iatrogenic injury of the common bile duct.
  88. ncbi Coronary stent grafts covered by a polytetrafluoroethylene membrane
    M Elsner
    Medizinische Klinik IV Department of Cardiology, J W Goethe University, Frankfurt, Germany
    Am J Cardiol 84:335-8, A8. 1999
    In a prospective observational study, 40 patients were treated with coronary stent grafts covered by a polytetrafluoroethylene membrane...
  89. ncbi PTFE-covered self-expanding nitinol stents for the treatment of severe iliac and femoral artery stenoses and occlusions: final results from a prospective study
    Benjamin Wiesinger
    Division of Diagnostic Radiology, Department of Radiology, University of Tubingen, Germany
    J Endovasc Ther 12:240-6. 2005
    To evaluate the technical performance, safety, and 1-year clinical efficacy of polytetrafluoroethylene (PTFE)-covered nitinol stents in the treatment of atherosclerotic iliac and superficial femoral artery (SFA) disease.
  90. ncbi Polytetrafluoroethylene monocusp valve technique for right ventricular outflow tract reconstruction
    Mark W Turrentine
    Department of Surgery, Division of Cardiothoracic Surgery, Indiana University School of Medicine, Indianapolis, Indiana 46202, USA
    Ann Thorac Surg 74:2202-5. 2002
    ..In these reports, monocusp leaflet construction with 0.1-mm polytetrafluoroethylene (PTFE) appeared equal, or superior, to biologic monocusp valves...
  91. ncbi Interposition graft with polytetrafluoroethylene for mesenteric and portal vein reconstruction after pancreaticoduodenectomy
    J A Stauffer
    Department of Surgery, Division of Transplant Surgery, Mayo Clinic, Jacksonville, Florida 32224, USA
    Br J Surg 96:247-52. 2009
    ..Portal vein-superior mesenteric vein resection is frequently required after surgical resection of tumours of the pancreas head. The ideal graft for portal vein reconstruction (PVR) remains undefined...
  92. pmc Subsequent abdominal surgery after laparoscopic ventral and incisional hernia repair with an expanded polytetrafluoroethylene mesh: a single institution experience with 72 reoperations
    E B Wassenaar
    Department of Surgery, Twenteborg Hospital, Postbox 7600, 7600 SZ, Almelo, The Netherlands
    Hernia 14:137-42. 2010
    ..We performed a retrospective study of findings during reoperations of patients who had previously had an LVIHR by using an expanded polytetrafluoroethylene mesh (DualMesh; WL Gore, Flagstaff, AZ, USA).
  93. ncbi Fibrin sealant (Tissucol) enhances tissue integration of condensed polytetrafluoroethylene meshes and reduces early adhesion formation in experimental intraabdominal peritoneal onlay mesh repair
    Alexander H Petter-Puchner
    Ludwig Boltzmann Institute for Traumatology at the Research Center of the AUVA, Cluster for Tissue Regeneration, Vienna, Austria
    J Surg Res 150:190-5. 2008
    ..impact of fibrin sealing with Tissucol (FS; Baxter, Vienna, Austria) on adhesion formation to condensed polytetrafluoroethylene meshes (Motif Meshes, MM; Proxy Biomedical, Galway, Ireland) as well as on tissue integration of these ..
  94. ncbi Cell attachment and biocompatibility of polytetrafluoroethylene (PTFE) treated with glow-discharge plasma of mixed ammonia and oxygen
    Meng Chen
    BioSurface Engineering Technologies, Inc, 387 Technology Drive, College Park, MD 20742, USA
    J Biomater Sci Polym Ed 14:917-35. 2003
    ..of NH3 plus O2 (NH3 + O2) has been used to impart unique chemical and biological characteristics to polytetrafluoroethylene (PTFE)...
  95. ncbi A retrospective comparison of bovine pericardium and polytetrafluoroethylene patch for closure of ventricular septal defects
    M H Us
    Cardiovascular Surgery Clinic, GATA Haydarpasa Training Hospital, Istanbul, Turkey
    J Int Med Res 32:218-21. 2004
    ..defects who underwent surgical correction with bovine pericardium with 57 similar patients who received a polytetrafluoroethylene (PTFE) patch...
  96. ncbi A contemporary meta-analysis of Dacron versus polytetrafluoroethylene grafts for femoropopliteal bypass grafting
    Hisato Takagi
    Department of Cardiovascular Surgery, Shizuoka Medical Center, Shizuoka, Japan
    J Vasc Surg 52:232-6. 2010
    ..provides a contemporary and comprehensive summation of midterm patency rates of polyester (Dacron) or polytetrafluoroethylene (PTFE) grafts in femoropopliteal bypass grafting based on a meta-analysis consisting only of randomized ..
  97. ncbi Transcatheter polytetrafluoroethylene-covered stent implantation in a giant coronary artery aneurysm of a child with Kawasaki disease--a potential novel treatment
    Kenji Waki
    Division of Pediatrics, Heart Institute, Kurashiki Central Hospital, Japan
    Catheter Cardiovasc Interv 68:74-7. 2006
    ..stenotic lesions located in the right coronary artery, and was treated by transcatheter implantation of a polytetrafluoroethylene(PTFE)-covered stent. Follow-up coronary angiography showed good coronary blood flow...
  98. ncbi Temporal augmentation using a polytetrafluoroethylene implant with the assistance of an endoscope
    Jinde Lin
    International Education and Research Centre of Plastic and Aesthetic Surgery, Nanjing Medical University, China
    Aesthetic Plast Surg 34:701-4. 2010
    Expanded polytetrafluoroethylene (e-PTFE), invented by W. L. Gore in the late 1960s, has become a popular material in facial plastic and reconstructive surgery...
  99. ncbi 5-year follow-up of polytetrafluoroethylene-covered stents compared with bare-metal stents in aortocoronary saphenous vein grafts the randomized BARRICADE (barrier approach to restenosis: restrict intima to curtail adverse events) trial
    Gregg W Stone
    Department of Medicine, Division of Cardiology, Columbia University, Medical Center New York Presbyterian Hospital, Cardiovascular Research Foundation, New York 10022, USA
    JACC Cardiovasc Interv 4:300-9. 2011
    We sought to evaluate the utility of the JOSTENT polytetrafluoroethylene (PTFE) stent-graft (Jomed GmbH, Rangendingen, Germany) in patients with diseased saphenous vein grafts (SVGs) undergoing percutaneous coronary intervention (PCI).
  100. ncbi Macroporous condensed poly(tetrafluoroethylene). I. In vivo inflammatory response and healing characteristics
    Gabriela Voskerician
    Institute of Pathology, Case Western Reserve University, Cleveland, OH 44106, USA
    J Biomed Mater Res A 76:234-42. 2006
    ....
  101. ncbi Ten-year experience with handmade trileaflet polytetrafluoroethylene valved conduit used for pulmonary reconstruction
    Makoto Ando
    Department of Pediatric Cardiac Surgery, Sakakibara Heart Institute, Tokyo, Japan
    J Thorac Cardiovasc Surg 137:124-31. 2009
    The objective of this study was to investigate the results of handmade polytetrafluoroethylene trileaflet conduits implanted in the pulmonary position since 1997.

Research Grants62

  1. Commercialization of Tissue Lined Stent Graft for Dialysis Access Failure
    DON GUSTAVSON; Fiscal Year: 2013
    ..Finally, i vivo animal testing will be performed to validate our stent designs. This will allow the use of the unique tissue lined Peritec stents to meet a serious and growing unmet need in the treatment of End Stage Renal Disease. ..
  2. Design and Assessment of a Compliant Nanofibrous Vascular Graft
    Kelvin G M Brockbank; Fiscal Year: 2011
    ..Synthetic grafts composed of polymers such as Dacron and expanded polytetrafluoroethylene do not work well in small diameter (<6 mm) vessels...
  3. Preclinical Evaluation of the Adjustable Systemic-Pulmonary Artery Shunt
    MOHAMMAD WAQAR MOHIUDDIN; Fiscal Year: 2012
    ..Currently utilized vascular polytetrafluoroethylene (ePTFE) grafts do not have a mechanism for precisely controlling blood flow through the shunts...
  4. Nitric oxide eluting therapies for vascular surgery
    MELINA RAE KIBBE; Fiscal Year: 2010
    ..The data from this study will serve as the basis for further studies of NO-mediated inhibition of neointimal hyperplasia. (End of Abstract) ..
  5. Novel antithrombotic agents to prevent hemodialysis vascular access failure
    TZE CHEIN WUN; Fiscal Year: 2013
    ..Both NH formation and lumen patency will be examined using a porcine arteriovenous polytetrafluoroethylene (PTFE) graft (AVG) model...
  6. Novel Manufacturing Processes for Tissue Engineered Vascular Grafts
    Shannon L M Dahl; Fiscal Year: 2010
    ....
  7. A Novel Thin Film Nitinol Covered Stent to Treat Peripheral Arterial Disease
    David A Rigberg; Fiscal Year: 2010
    ..adhesion on the S-TFN is significantly reduced compared to commercially available stent coverings such as polytetrafluoroethylene (PTFE)...
  8. Design, construction, and evaluation of implants for vocal fold alteration and re
    Luc Mongeau; Fiscal Year: 2012
    ..The issues of bonding between implants and native tissue will be examined using atomic force microscopy. ..
  9. Adjustable balloon implant for medialization thyroplasty
    Matthew R Hoffman; Fiscal Year: 2012
    ..This proposal describes three basic science experiments designed to improve implant shape and insertion method to enhance its clinical utility. ..
  10. Elastin-derived Scaffolds for Tissue Engineered Small Diameter Vascular Grafts
    DAN TEODOR SIMIONESCU; Fiscal Year: 2013
    ..Commercially available biomaterials such as expanded polytetrafluoroethylene (ePTFE) function well as large diameter vascular grafts in the first 5 years but fail dramatically ..
  11. Absorbable Triphasic Hernial Meshes
    Shalaby W Shalaby; Fiscal Year: 2010
    ..used meshes consist of non-absorbable polymers such as polypropylene, polyethylene terephthalate, or polytetrafluoroethylene. Recently established modifications of these meshes to improve them biomechanical compatibility and the ..
  12. Preclinical Investigation of a Bioengineered Vascular Graft
    MELINA RAE KIBBE; Fiscal Year: 2013
    ..a bioengineering approach to improve the function and safety of synthetic grafts, specifically expanded polytetrafluoroethylene (ePTFE)...
  13. Clinical, Hemodynamic and Biological Markers of AV Fistula Maturation
    Prabir Roy-Chaudhury; Fiscal Year: 2012
    ....
  14. A Bioactive Prosthetic Vascular Graft
    MATTHEW DOUGLAS PHANEUF; Fiscal Year: 2012
    ..prosthetic grafts, which are primarily comprised of polyethylene terephthalate (polyester) or expanded polytetrafluoroethylene (ePTFE), are implanted in the United States each year...
  15. Localized Delivery of Sirolimus to Vascular Grafts
    Ronald J Shebuski; Fiscal Year: 2012
    ..method for infusing drugs directly through the porous wall of clinical vascular grafts, such as expanded polytetrafluoroethylene (ePTFE), so that drug is infused only into the slowest moving blood layers along the graft wall...
  16. Biodegradable Field-Effect Transitors for Electronically Active Scaffolds
    CHRISTOPHER JOHN BETTINGER; Fiscal Year: 2010
    ..Non-degradable polymers such as polyethylene, silicone, and polytetrafluoroethylene have also been used...
  17. Endothelialization of ePTFE Small Diameter Vascular Grafts
    Shuwu Wang; Fiscal Year: 2010
    ..a novel fluorocarbon surfactant polymer coating to achieve rapid in vivo endothelialization on expanded polytetrafluoroethylene (ePTFE) small diameter vascular grafts without the need for EC pre-seeding...
  18. Generating Vascular Graft Luminal and Medial Layers Based on Multipotent Stem Cel
    Mariah S Hahn; Fiscal Year: 2013
    ..However, current synthetic prostheses, such as expanded polytetrafluoroethylene (ePTFE) grafts, display high failure rates in small-diameter applications...
  19. Controlled Release Vascular Grafts
    ANTONIO WEBB; Fiscal Year: 2009
    ..In these cases, expanded polytetrafluoroethylene (ePTFE) grafts are the most commonly used alternative despite dismal patency rates due to the formation ..
  20. An Endothelial Progenitor Cell-Specific Nanofibrous Vascular Graft
    Lisa Fitzgerald; Fiscal Year: 2009
    ..prosthetic grafts, which are comprised of either polyethylene terephthalate (polyester) or expanded polytetrafluoroethylene (ePTFE), are implanted in the United States each year. Medium (6-8mm) internal diameter (I.D...
  21. Enhanced Disinfection of Medical Facilities
    DANIEL AVERY; Fiscal Year: 2003
    ..Phase I will also demonstrate the stability of medical device materials (eg. stainless steel, polytetrafluoroethylene (PTFE)) when exposed to Compact Membrane Systems, Inc. novel disinfection system.
  22. Strategies for Transcatheter Mitral Valve Replacement
    Joseph H Gorman; Fiscal Year: 2013
    ..The current prototype is a self-expanding valved stent constructed from a polytetrafluoroethylene covered nitinol wire frame...
  23. LOCAL THERAPY TO LIMIT VASCULAR GRAFT HYPERPLASIA
    Stephen Massia; Fiscal Year: 2002
    ..RGD peptide (cyclic GPENGRGDSPCA) will limit neointimal hyperplasia in implanted small diameter expanded polytetrafluoroethylene (ePTFE) vascular grafts...
  24. Flow Measurement at Dialysis Access Salvage
    Nikolai Krivitski; Fiscal Year: 2003
    ..We aim to market this device to surgical and interventional radiology and interventional radiology suites worldwide. ..
  25. Prototype of Adjustable Systemic-Pulmonary Artery Shunt
    WILLIAM DOUGLAS; Fiscal Year: 2003
    ..Current shunts are made from simple (unadjustable) polytetrafluoroethylene (PTFE) vascular grafts...
  26. QUANTITATIVE MASS SPECTROMETRY TO PROBE FIBRINOGEN CONFORMATIONS ON BIOMATERIALS
    DONALD ELBERT; Fiscal Year: 2009
    ..The proposed project will probe the conformational changes in adsorbed fibrinogen that lead to biological responses, which will allow us to better understand the biocompatibility of materials. ..
  27. Coatings for Biostable Neural Prostheses
    HILTON PRYCE LEWIS; Fiscal Year: 2006
    ..The therapeutic benefit will be to de-bottleneck the development of these devices and accelerate their proliferation as treatments for neurological disorders. ..
  28. ARTIFICIAL EXTRACELLULAR MATRIX PROTEINS FOR VASCULAR GR
    DAVID TIRRELL; Fiscal Year: 2001
    ..that existing synthetic vascular graft materials - specifically expanded polytetrafluoroethylene (ePTFE) and Dacron - are not optimal, either in terms of surface chemistry or with respect to mechanical ..
  29. Coatings for Biostable Chronic Neural Prostheses
    HILTON PRYCE LEWIS; Fiscal Year: 2004
    ....
  30. Thromboresistant vascular grafts:heparin-peptidomimetics
    PAUL ZAMORA; Fiscal Year: 2004
    ..The applicant proposes to develop thromboresistant extended polytetrafluoroethylene (ePTFE) vascular grafts that use an absorbed coating of heparin to control acute and subacute thrombosis, ..
  31. VASCULAR HEALING--CELL AND RHEOLOGIC FACTORS
    Donald Fry; Fiscal Year: 1992
    ..The aims of the in vivo studies will be to develop and define the pathobiology of polytetrafluoroethylene (PTFE) implants in the Sinclair Research Farm minipig model under normal and hypercholesterolemic ..
  32. Coatings for Biostable Chronic Neural Prostheses
    HILTON PRYCE LEWIS; Fiscal Year: 2004
    ....
  33. NEW DESIGN OF GRAFT USED AS DIALYSIS VASCULAR ACCESS
    ALFREDO ZARATE; Fiscal Year: 2002
    ..The Phase I is to perform preliminary tests of new designs of the polytetrafluoroethylene graft (PTFEG) used as vascular access for hemodialysis, in a setting simulating hemodialysis (inside a ..
  34. Engineered Biomaterials for Cardiovascular Implants
    Stephen Massia; Fiscal Year: 2005
    ..Aims: 1) Develop bioactive surface modifications on ePTFE (expanded polytetrafluoroethylene) vascular grafts and assess their effects on implant performance in vivo; 2) Develop degradable hydrogel ..
  35. NEW NEEDLE FOR TWO-NEEDLE HEMODIALYSIS
    ALFREDO ZARATE; Fiscal Year: 1999
    ..PROPOSED COMMERCIAL APPLICATIONS: The new VN should replace the currently used VN and could be used by most of the patients receiving two-needle hemodialysis. ..
  36. AN IMPROVED WOUND DRESSING SUITABLE FOR BURN TREATMENT
    MARK DILLON; Fiscal Year: 1992
    ..An interpenetrating polymer network ("IPN") of polydimethylsiloxane ("PDMS") and polytetrafluoroethylene ("PTFE") is currently used as a wound dressing...
  37. VASCULAR HEALING--CELL BIOLOGY AND RHEOLOGIC FACTORS
    COLIN SCHWARTZ; Fiscal Year: 1992
    ..endothelium (PAEC) and the growth response to ECGF on polyester mesh and Gore-Tex, a brand of expanded polytetrafluoroethylene (PTFE)...
  38. NOVEL VASCULAR PROSTHETIC DEVICE
    MARK DILLON; Fiscal Year: 1991
    ..An interpenetrating polymer network ("IPN") of polytetrafluoroethylene ("PTFE") and polydimethylsiloxane ("PDMS") is expanded using a stretching process which results in a ..
  39. EFFECT OF ARTERIAL GRAFT CALIBER UPON PATENCY
    ROBERT KEYNTON; Fiscal Year: 1991
    ..Therefore, the null hypothesis of this study is that "the degree of chronic arterial intimal hyperplasia within the distal anastomosis of bypass is not affected by a change in the graft-to-artery diameter ratio"...
  40. Enhanced Endothelial Cell Seeding On Vascular Grafts
    William Timmons; Fiscal Year: 2004
    ..Key Words: electrostatic cell seeding, synthetic vascular graft, endothelial cells, human umbilical vein endothelial cells, expanded polytetrafluoroethylene (ePTFE).
  41. Hemodialysis Access Graft with Sensors
    VICTOR ESCH; Fiscal Year: 2004
    ..In the preferred system the integrated sensors are passive requiring no internal power source and can be easily measured with a non-contact radio frequency (RF) diagnostic device. ..
  42. Protein and Cell Adhesion on Novel PTFE Nanostructures
    JOHN BADDING; Fiscal Year: 2008
    ..formulated the following working hypotheses: (1) Because of the unique nanotopography/nanomorphology of polytetrafluoroethylene formed during the jet-blowing process, platelets will not adhere and become activated and anchorage-..
  43. Antiproliferative Rx for venous neointimal hyperplasia
    Prabir Roy Chaudhury; Fiscal Year: 2005
    ..We believe that the results from this study could transform the clinical care of hemodialysis patients and at the same time result in the successful clinical application of local therapy for the treatment of neointimal hyperplasia...
  44. Transportable Chlorine Dioxide Sterilization System
    Stuart Williams; Fiscal Year: 2004
    ..Following completion of these studies Phase II funding will be sought to optimize and commercialize a transportable sterilization unit. ..
  45. ROLE OF LAMININ-5 IN IMPLANT ASSOCIATED ANGIOGENESIS
    Stuart Williams; Fiscal Year: 2003
    ..Results from all these specific aims will provide an integrated evaluation of the role laminin 5 and the integrin alpha6beta4 in biomaterial associated angiogenesis. ..
  46. Bioengineering of a Stent-Graft for Gene Therapy
    Hong Yu; Fiscal Year: 2005
    ..The host immune response to the transgene product canine F.IX will also be examined. The outcome of the project will have direct applications in the treatment of hemophilia as well as other blood and vascular disorders. ..
  47. REDUCTION OF COMPOSITE POLYMERIZATION CONTRACTION STRESS
    RONALD SAKAGUCHI; Fiscal Year: 2002
    ..Clinically significant reductions in contraction strain and stress will be produced which will improve the function and longevity of resin composite restorations. ..
  48. Bioreactivity Markers in Total Hip Replacments
    Nadim Hallab; Fiscal Year: 2004
    ..Additionally, variable immunologic responses induced by implant degradation products (i.e. lymphocyte response to metal ions and monocyte/macrophage response to particulate debris) will be correlated with the development of osteolysis ..
  49. EPA EFFECTS ON E-C COUPLING IN MESANGIAL CELLS
    Paul Schmitz; Fiscal Year: 2001
    ....
  50. INTERFACE MECHANICS, MATERIALS, AND TISSUE RESPONSE
    Joan Sanders; Fiscal Year: 2002
    ....
  51. HOMOCYSTEINE AND PROGRESSION OF ATHEROSCLEROSIS
    Lloyd Taylor; Fiscal Year: 2002
    ..abstract_text> ..
  52. Myocardial Replacement with Acellular Porcine Submucosa
    Keith Robinson; Fiscal Year: 2004
    ..Considerable savings in health care costs and improvements in patient quality of life may concomitantly be achieved. ..
  53. 2008 Stanford AAA Summit: Strategies for Multidisciplinary Research
    Ronald Dalman; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  54. Assessment of Tissue Response to Stress
    Joan Sanders; Fiscal Year: 2006
    ..this technology could be applied to other areas of rehabilitation, for example, shoe design for patients with insensate feet, cushion design for wheelchair users, and mattress design for bedridden patients [unreadable] [unreadable]..
  55. Homocysteine/Hypertension & Vascular Lesion Formation
    Peter Lin; Fiscal Year: 2008
    ..abstract_text> ..
  56. Effect of lipid modification on peripheral arterial disease (PAD)
    Christie Ballantyne; Fiscal Year: 2007
    ..Finally, these studies will advance our understanding of the molecular mechanisms of inflammation and thrombosis associated with aggressive lipid modification. ..
  57. Tools To Study Cell Motility and Ion Channels
    George Whitesides; Fiscal Year: 2006
    ..The work spans biology, microfabrication, and biophysics, and an important product of the research will be students broadly trained in biological and physical sciences. ..
  58. Capillary Electrophoresis and Protein Biophysics
    George M Whitesides; Fiscal Year: 2010
    ....
  59. Non-Invasive Localization of Vulnerable Plaques
    Cynthia McCollough; Fiscal Year: 2009
    ....
  60. Regulation of Fibroblast Survival in the Collagen Matrix
    Mark Carlson; Fiscal Year: 2005
    ..Loss of matrix anchorage is hypothesized to reverse these effects and induce apoptosis. The involvement of each protein will be probed with mutated isoforms. ..
  61. Biomimetic Coatings for Small Diameter Vascular Grafts
    Shuwu Wang; Fiscal Year: 2004
    ..We anticipate that this project will lead to highly effective biomimetic materials that facilitate shear stable modification of small diameter vascular prostheses that demonstrate improved blood compatibility. ..
  62. Development of neuromuscular junctions in children with cerebral palsy
    Robert Akins; Fiscal Year: 2008
    ..The PIs study these interactions in order to develop therapies and treatments that will improve and sustain the physical ability and health of patients with CP. [unreadable] [unreadable] [unreadable]..