Genomes and Genes
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.
Publications364 found, 100 shown here
- Improved clinical outcome using polytetrafluoroethylene-coated stents for TIPS: results of a randomized studyChristophe 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.
- Influenza virus in human exhaled breath: an observational studyPatricia 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...
- Adventitial remodeling with increased matrix metalloproteinase-2 activity in a porcine arteriovenous polytetrafluoroethylene graftsSanjay 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....
- Matrix metalloproteinase inhibition reduces intimal hyperplasia in a porcine arteriovenous-graft modelJoris I Rotmans
Department of Experimental Cardiology, University Medical Center, Utrecht, The Netherlands
J Vasc Surg 39:432-9. 2004The patency of arteriovenous (AV) polytetrafluoroethylene grafts for hemodialysis is impaired by intimal hyperplasia (IH) at the venous outflow tract...
- Physicomechanical evaluation of polypropylene, polyester, and polytetrafluoroethylene meshes for inguinal hernia repairCorey 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...
- Human gingival tissue reactions to silk and expanded polytetrafluoroethylene suturesKnut 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.
- Assessment of adhesion formation to intra-abdominal polypropylene mesh and polytetrafluoroethylene meshBrent 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 ..
- Saphenous vein versus PTFE for above-knee femoropopliteal bypass. A review of the literatureP 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...
- Patency of stents covered with polytetrafluoroethylene in patients treated by transjugular intrahepatic portosystemic shunts: long-term results of a randomized multicentre studyChristophe 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...
- Increased shear stress with upregulation of VEGF-A and its receptors and MMP-2, MMP-9, and TIMP-1 in venous stenosis of hemodialysis graftsSanjay 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....
- Significance of hepatic resection combined with inferior vena cava resection and its reconstruction with expanded polytetrafluoroethylene for treatment of liver tumorsShigeki 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...
- 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 repairL 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 ..
- 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 criteriaHiroaki 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....
- Superhydrophobic surfaces with photocatalytic self-cleaning properties by nanocomposite coating of TiO(2) and polytetrafluoroethyleneTakashi 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...
- Evaluation of adhesion formation and host tissue response to intra-abdominal polytetrafluoroethylene mesh and composite prosthetic meshBrent D Matthews
Department of Surgery, Washington University School of Medicine, St Louis, MO 63110, USA
J Surg Res 123:227-34. 2005....
- TIPS with expanded polytetrafluoroethylene-covered stent: results of an Italian multicenter studyClaudio 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...
- Electrostatic self-assembly of macroscopic crystals using contact electrificationBartosz 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...
- A study of single drug particle adhesion interactions using atomic force microscopyJ 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)...
- Long-term clearance from small airways decreases with ageM 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...
- Replacement of chordae tendineae with polytetrafluoroethylene (PTFE) sutures in mitral valve repair: early and long-term resultsBruno 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 ..
- Tissue response to expanded polytetrafluoroethylene and silicone implants in a rabbit modelRami K Batniji
Division of Otolaryngology, Albany Medical Center, 47 New Scotland Ave, Albany, NY 12208, USA
Arch Facial Plast Surg 4:111-3. 2002Expanded polytetrafluoroethylene (ePTFE) and silicone are safe and relatively biocompatible materials.
- Effect of platelet-rich plasma on the healing of intrabony defects treated with Beta tricalcium phosphate and expanded polytetrafluoroethylene membranesFerenc 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.
- Heparin-bonded expanded polytetrafluoroethylene vascular graft for femoropopliteal and femorocrural bypass grafting: 1-year resultsMarc 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, ..
- Intravascular US-guided direct intrahepatic portocaval shunt with an expanded polytetrafluoroethylene-covered stent-graftHanno 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...
- In vivo cell seeding with anti-CD34 antibodies successfully accelerates endothelialization but stimulates intimal hyperplasia in porcine arteriovenous expanded polytetrafluoroethylene graftsJoris I Rotmans
Laboratory of Experimental Cardiology, University Medical Center, Utrecht, The Netherlands
Circulation 112:12-8. 2005The patency of AV expanded polytetrafluoroethylene (ePTFE) grafts for hemodialysis is impaired by intimal hyperplasia (IH) at the venous outflow tract...
- A prospective, randomized trial of laparoscopic polytetrafluoroethylene (PTFE) patch repair vs simple cruroplasty for large hiatal herniaConstantine 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...
- Patency and clinical outcomes of transjugular intrahepatic portosystemic shunt with polytetrafluoroethylene-covered stents versus bare stents: a meta-analysisZhiping Yang
Xijing Hospital of Digestive Diseases, Fourth Military Medical University, Xi an, China
J Gastroenterol Hepatol 25:1718-25. 2010Transjugular intrahepatic portosystemic shunt (TIPS) with polytetrafluoroethylene-(PTFE)-covered stent has been increasingly used for patients with complications of portal hypertension...
- Improved clinical outcome with transjugular intrahepatic portosystemic stent-shunt utilizing polytetrafluoroethylene-covered stentsDhiraj 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.
- Results of a retrospective multicenter trial of the Viatorr expanded polytetrafluoroethylene-covered stent-graft for transjugular intrahepatic portosystemic shunt creationJean 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. 2004To 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.
- Polytetrafluoroethylene-covered stent grafts for TIPS procedure: 1-year patency and clinical resultsStefania Angeloni
II Gastroenterologia, Dipartimento di Medicina Clinica, Universita di Roma La Sapienza, Italy
Am J Gastroenterol 99:280-5. 2004b>Polytetrafluoroethylene (PTFE)-covered stent grafts appear to have the potential to improve TIPS patency, but data available are few and controversial...
- Repair of diaphragmatic rupture by laparoscopic implantation of a polytetrafluoroethylene patchR 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.
- Isolated congenital absence of the pericardium: clinical presentation, diagnosis, and managementM 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...
- Incidence, natural history, and risk factors of hepatic encephalopathy after transjugular intrahepatic portosystemic shunt with polytetrafluoroethylene-covered stent graftsOliviero 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.
- Simplified technique for determining the length of artificial chordae in mitral valve repairMazin A I Sarsam
Department of Cardiac Surgery, Royal Victoria Hospital, Belfast, Northern Ireland
Ann Thorac Surg 73:1659-60. 2002Artificial chordal replacement using polytetrafluoroethylene sutures has become an established component in the technique for mitral valve replacement with good long-term results...
- Computed tomographic measurements of mesh shrinkage after laparoscopic ventral incisional hernia repair with an expanded polytetrafluoroethylene meshErnst 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)...
- Laparoscopic ventral hernia repair in obese patients: a new standard of careYuri 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...
- Improved patency of infrainguinal polytetrafluoroethylene bypass grafts using a distal Taylor vein patchK 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...
- Chordal replacement for both minimally invasive and conventional mitral valve surgery using premeasured Gore-Tex loopsU O von Oppell
Herzzentrum, University of Leipzig, Germany
Ann Thorac Surg 70:2166-8. 2000Part 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...
- Pacemaker contact dermatitis: The effective use of a polytetrafluoroethylene sheetKensuke 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.
- Comparison of small-intestinal submucosa and expanded polytetrafluoroethylene as a vascular conduit in the presence of gram-positive contaminationDaniel H Shell
Department of Surgery, University of Tennessee Health Science Center, Memphis, Tennessee, USA
Ann Surg 241:995-1001; discussion 1001-4. 2005As a vascular conduit, expanded polytetrafluoroethylene (ePTFE) is susceptible to graft infection with Gram-positive organisms...
- Removing hepatitis C virus from polytetrafluoroethylene-coated orthodontic archwires and other dental instrumentsA A Ramadan
Department of Orthodontics, Faculty of Dentistry, Suez Canal University, Ismailia, Egypt
East Mediterr Health J 9:274-8. 2003The efficacy of removing, rather than destroying, hepatitis C virus (HCV) from polytetrafluoroethylene (PTFE)-coated orthodontic archwirs was tested...
- Use of fibrin sealant as a hemostatic agent in expanded polytetrafluoroethylene graft placement surgerySibu P Saha
Division of Cardiovascular and Thoracic Surgery, Department of Surgery, University of Kentucky, Lexington, KY, USA
Ann Vasc Surg 25:813-22. 2011The 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 ..
- Creation of transjugular intrahepatic portosystemic shunts with stent-grafts: initial experiences with a polytetrafluoroethylene-covered nitinol endoprosthesisM 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. 2001To 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 ..
- BRAVO I: A pilot study of vascular brachytherapy in polytetrafluoroethylene dialysis access graftsS Misra
Department of Radiology, Cardiology and Surgery, Mayo Clinic, Rochester, Minnesota, Minnesota, USA
Kidney Int 70:2006-13. 2006Hemodialysis 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...
- Cultivation of endothelial progenitor cells on fibrin matrix and layering on dacron/polytetrafluoroethylene vascular graftsPerumcherry 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 ..
- Adhesion and proliferation of human endothelial cells on photochemically modified polytetrafluoroethyleneT Gumpenberger
Department of Applied Physics, Johannes Kepler University, Linz A 4040, Austria
Biomaterials 24:5139-44. 2003We studied the adhesion and proliferation of human endothelial cells on photochemically modified polytetrafluoroethylene samples...
- Heparin-bonded Dacron or polytetrafluoroethylene for femoropopliteal bypass grafting: a multicenter trialC 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 ..
- ePTFE-covered stent-grafts for revision of obstructed transjugular intrahepatic portosystemic shuntManfred 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...
- Dacron or PTFE for above-knee femoropopliteal bypass. a multicenter randomised studyL 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...
- Long-term results of a cardiovascular implantable electronic device wrapped with an expanded polytetrafluoroethylene sheetBun 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. 2012The use of an expanded polytetrafluoroethylene (ePTFE) sheet wrapping device for patients with pacemaker contact dermatitis is still controversial...
- Wrap-clipping with polytetrafluoroethylene for ruptured blisterlike aneurysms of the internal carotid artery. Technical noteYoshitaka Kubo
Department of Neurosurgery, Iwate Medical University, Morioka, Japan
J Neurosurg 105:785-7. 2006A 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...
- Collagen- versus gelatine-coated Dacron versus stretch PTFE bifurcation grafts for aortoiliac occlusive disease: long-term results of a prospective, randomized multicenter trialManfred R Prager
University of Vienna Medical School and the Ludwig Boltzmann Research Institute for Interdisciplinary Vascular Medicine, Vienna, Austria
Surgery 134:80-5. 2003In 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.
- Comparison of nylon monofilament suture and polytetrafluoroethylene sheet for frontalis suspension surgery in eyes with congenital ptosisKengo Hayashi
Department of Ocular Plastic and Orbital Surgery, Seirei Hamamatsu General Hospital, Hamamatsu shi, Japan
Am J Ophthalmol 155:654-663.e1. 2013To compare nylon monofilament suture with polytetrafluoroethylene sheet for frontalis suspension surgery to treat eyes with congenital ptosis.
- Bypasses to tibial vessels using polytetrafluoroethylene as the solo conduit in a predominantly diabetic populationAllen 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...
- Heparin-bonded Dacron or polytetrafluorethylene for femoropopliteal bypass: five-year results of a prospective randomized multicenter clinical trialCarol 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...
- Surgical feasibility study of a novel polytetrafluoroethylene graft design for the treatment of peripheral arterial diseaseM 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...
- 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 ..
- Endovascular treatment of long lesions of the superficial femoral artery: results from a multicenter registry of a spiral, covered polytetrafluoroethylene stentMassimo 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 ..
- Transvenous extraction performance of expanded polytetrafluoroethylene covered ICD leads in comparison to traditional ICD leads in humansAndrea 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...
- Results of superior vena cava reconstruction with externally stented-polytetrafluoroethylene vascular prosthesesIkenna 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.
- Effects of fibronectin bonding on healing of high porosity expanded polytetrafluoroethylene grafts in pigsT 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. 2001BACKGROUND: 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...
- The combination of polytetrafluoroethylene mesh and titanium rib implants: an innovative process for reconstructing large full thickness chest wall defectsJean 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...
- Polytetrafluoroethylene-covered stent and coronary artery aneurysmsCarlo 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...
- Expanded polytetrafluoroethylene valved conduit and patch with bulging sinuses in right ventricular outflow tract reconstructionTakako 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 ..
- Regeneration of standardized mandibular bone defects using expanded polytetrafluoroethylene membrane and various bone fillersYasushi 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...
- Comparison of expanded polytetrafluoroethylene (ePTFE) with autogenous vein as a nerve conduit in rat sciatic nerve defectsBerkan Mersa
Plastic and Reconstructive Surgery, Medicine Faculty of Kocaeli University, Kocaeli, Turkey
Kulak Burun Bogaz Ihtis Derg 13:103-11. 2004In this study, we compared expanded polytetrafluoroethylene (ePTFE) tube with autogenous vein as an alternative conduit material in a rat sciatic nerve model.
- 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. 2012The 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)...
- Medical grade calcium sulfate hemihydrate versus expanded polytetrafluoroethylene in the treatment of mandibular class II furcationsChristopher 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...
- Endoscopic injection of bulking agents in children with incontinence: dextranomer/hyaluronic acid copolymer versus polytetrafluoroethyleneLori 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...
- Flow-induced neointimal regression in baboon polytetrafluoroethylene grafts is associated with decreased cell proliferation and increased apoptosisScott 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...
- Prospective, randomized study of external jugular vein patch versus polytetrafluoroethylene patch during carotid endarterectomy: perioperative and long-term resultsFranco 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...
- Expanded polytetrafluoroethylene membrane alters tissue response to implanted Ahmed glaucoma valveFrancis 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...
- New technique for application of fibrin sealant: rubbing method devised to prevent cerebrospinal fluid leakage from dura mater sites repaired with expanded polytetrafluoroethylene surgical membranesS Nakajima
Department of Neurosurgery, Hachioji Medical Center, Tokyo, Japan
Neurosurgery 49:117-23. 2001The effectiveness of a strong, pressure-tight method for fibrin sealant application was experimentally and clinically evaluated, using expanded polytetrafluoroethylene (ePTFE) surgical membranes.
- [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...
- Expanded polytetrafluoroethylene as a substrate for retinal pigment epithelial cell growth and transplantation in age-related macular degenerationY 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 ..
- Osteoblast behavior on polytetrafluoroethylene modified by long pulse, high frequency oxygen plasma immersion ion implantationHuaiyu Wang
Department of Physics and Materials Science, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong, China
Biomaterials 31:413-9. 2010b>Polytetrafluoroethylene (PTFE) is a commonly used medical polymer due to its biological stability and other attractive properties such as high hardness and wear resistance...
- Pore size, tissue ingrowth, and endothelialization of small-diameter microporous polyurethane vascular prosthesesZe 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...
- Effects of expanded polytetrafluoroethylene and polylactic acid barriers on healthy sitesP 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), ..
- Polytetrafluoroethylene (PTFE) covered stents for the treatment of coronary artery aneurysmsM Fineschi
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Heart 90:490. 2004
- Prospective randomized study of carotid endarterectomy with polytetrafluoroethylene versus collagen-impregnated Dacron (Hemashield) patching: perioperative (30-day) resultsAli 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 ..
- Comparison of a new polytetrafluoroethylene-covered metallic stent to a noncovered stent in canine uretersHwan 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. 2008The 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...
- Prevention of restrictive adhesions with expanded polytetrafluoroethylene diffusible membrane following flexor tendon repair: an experimental study in rabbitsG Hanff
Department of Hand Surgery, , Sweden
J Hand Surg Am 23:658-64. 1998Adhesion 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 ..
- Producing a flexible tissue-engineered cartilage framework using expanded polytetrafluoroethylene membrane as a pseudoperichondriumXu 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.
- 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 seriesK 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...
- Dacron vs. PTFE as bypass materials in peripheral vascular surgery--systematic review and meta-analysisStephanie 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...
- Temporary Gortex (polytetrafluoroethylene) spacer for the treatment of fornix shortening following severe alkali chemical injuryAnupma 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...
- Expanded polytetrafluoroethylene in canine bile duct injury: a critical analysisAlberto 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. 2011Analyze the morphological and structural outcomes of a patch of expanded polytetrafluoroethylene in the treatment of an iatrogenic injury of the common bile duct.
- Coronary stent grafts covered by a polytetrafluoroethylene membraneM Elsner
Medizinische Klinik IV Department of Cardiology, J W Goethe University, Frankfurt, Germany
Am J Cardiol 84:335-8, A8. 1999In a prospective observational study, 40 patients were treated with coronary stent grafts covered by a polytetrafluoroethylene membrane...
- PTFE-covered self-expanding nitinol stents for the treatment of severe iliac and femoral artery stenoses and occlusions: final results from a prospective studyBenjamin Wiesinger
Division of Diagnostic Radiology, Department of Radiology, University of Tubingen, Germany
J Endovasc Ther 12:240-6. 2005To 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.
- Polytetrafluoroethylene monocusp valve technique for right ventricular outflow tract reconstructionMark 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...
- Interposition graft with polytetrafluoroethylene for mesenteric and portal vein reconstruction after pancreaticoduodenectomyJ 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...
- Subsequent abdominal surgery after laparoscopic ventral and incisional hernia repair with an expanded polytetrafluoroethylene mesh: a single institution experience with 72 reoperationsE 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).
- Fibrin sealant (Tissucol) enhances tissue integration of condensed polytetrafluoroethylene meshes and reduces early adhesion formation in experimental intraabdominal peritoneal onlay mesh repairAlexander 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 ..
- Cell attachment and biocompatibility of polytetrafluoroethylene (PTFE) treated with glow-discharge plasma of mixed ammonia and oxygenMeng 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)...
- A retrospective comparison of bovine pericardium and polytetrafluoroethylene patch for closure of ventricular septal defectsM 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...
- A contemporary meta-analysis of Dacron versus polytetrafluoroethylene grafts for femoropopliteal bypass graftingHisato 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 ..
- Transcatheter polytetrafluoroethylene-covered stent implantation in a giant coronary artery aneurysm of a child with Kawasaki disease--a potential novel treatmentKenji 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...
- Temporal augmentation using a polytetrafluoroethylene implant with the assistance of an endoscopeJinde Lin
International Education and Research Centre of Plastic and Aesthetic Surgery, Nanjing Medical University, China
Aesthetic Plast Surg 34:701-4. 2010Expanded polytetrafluoroethylene (e-PTFE), invented by W. L. Gore in the late 1960s, has become a popular material in facial plastic and reconstructive surgery...
- 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) trialGregg 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. 2011We 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).
- Macroporous condensed poly(tetrafluoroethylene). I. In vivo inflammatory response and healing characteristicsGabriela Voskerician
Institute of Pathology, Case Western Reserve University, Cleveland, OH 44106, USA
J Biomed Mater Res A 76:234-42. 2006....
- Ten-year experience with handmade trileaflet polytetrafluoroethylene valved conduit used for pulmonary reconstructionMakoto Ando
Department of Pediatric Cardiac Surgery, Sakakibara Heart Institute, Tokyo, Japan
J Thorac Cardiovasc Surg 137:124-31. 2009The objective of this study was to investigate the results of handmade polytetrafluoroethylene trileaflet conduits implanted in the pulmonary position since 1997.
- Commercialization of Tissue Lined Stent Graft for Dialysis Access FailureDON 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. ..
- Design and Assessment of a Compliant Nanofibrous Vascular GraftKelvin 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...
- Preclinical Evaluation of the Adjustable Systemic-Pulmonary Artery ShuntMOHAMMAD WAQAR MOHIUDDIN; Fiscal Year: 2012..Currently utilized vascular polytetrafluoroethylene (ePTFE) grafts do not have a mechanism for precisely controlling blood flow through the shunts...
- Nitric oxide eluting therapies for vascular surgeryMELINA 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) ..
- Novel antithrombotic agents to prevent hemodialysis vascular access failureTZE CHEIN WUN; Fiscal Year: 2013..Both NH formation and lumen patency will be examined using a porcine arteriovenous polytetrafluoroethylene (PTFE) graft (AVG) model...
- Novel Manufacturing Processes for Tissue Engineered Vascular GraftsShannon L M Dahl; Fiscal Year: 2010....
- A Novel Thin Film Nitinol Covered Stent to Treat Peripheral Arterial DiseaseDavid A Rigberg; Fiscal Year: 2010..adhesion on the S-TFN is significantly reduced compared to commercially available stent coverings such as polytetrafluoroethylene (PTFE)...
- Design, construction, and evaluation of implants for vocal fold alteration and reLuc Mongeau; Fiscal Year: 2012..The issues of bonding between implants and native tissue will be examined using atomic force microscopy. ..
- Adjustable balloon implant for medialization thyroplastyMatthew 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. ..
- Elastin-derived Scaffolds for Tissue Engineered Small Diameter Vascular GraftsDAN 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 ..
- Absorbable Triphasic Hernial MeshesShalaby 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 ..
- Preclinical Investigation of a Bioengineered Vascular GraftMELINA RAE KIBBE; Fiscal Year: 2013..a bioengineering approach to improve the function and safety of synthetic grafts, specifically expanded polytetrafluoroethylene (ePTFE)...
- Clinical, Hemodynamic and Biological Markers of AV Fistula MaturationPrabir Roy-Chaudhury; Fiscal Year: 2012....
- A Bioactive Prosthetic Vascular GraftMATTHEW 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...
- Localized Delivery of Sirolimus to Vascular GraftsRonald 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...
- Biodegradable Field-Effect Transitors for Electronically Active ScaffoldsCHRISTOPHER JOHN BETTINGER; Fiscal Year: 2010..Non-degradable polymers such as polyethylene, silicone, and polytetrafluoroethylene have also been used...
- Endothelialization of ePTFE Small Diameter Vascular GraftsShuwu 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...
- Generating Vascular Graft Luminal and Medial Layers Based on Multipotent Stem CelMariah S Hahn; Fiscal Year: 2013..However, current synthetic prostheses, such as expanded polytetrafluoroethylene (ePTFE) grafts, display high failure rates in small-diameter applications...
- Controlled Release Vascular GraftsANTONIO 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 ..
- An Endothelial Progenitor Cell-Specific Nanofibrous Vascular GraftLisa 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...
- Enhanced Disinfection of Medical FacilitiesDANIEL 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.
- Strategies for Transcatheter Mitral Valve ReplacementJoseph H Gorman; Fiscal Year: 2013..The current prototype is a self-expanding valved stent constructed from a polytetrafluoroethylene covered nitinol wire frame...
- LOCAL THERAPY TO LIMIT VASCULAR GRAFT HYPERPLASIAStephen Massia; Fiscal Year: 2002..RGD peptide (cyclic GPENGRGDSPCA) will limit neointimal hyperplasia in implanted small diameter expanded polytetrafluoroethylene (ePTFE) vascular grafts...
- Flow Measurement at Dialysis Access SalvageNikolai Krivitski; Fiscal Year: 2003..We aim to market this device to surgical and interventional radiology and interventional radiology suites worldwide. ..
- Prototype of Adjustable Systemic-Pulmonary Artery ShuntWILLIAM DOUGLAS; Fiscal Year: 2003..Current shunts are made from simple (unadjustable) polytetrafluoroethylene (PTFE) vascular grafts...
- QUANTITATIVE MASS SPECTROMETRY TO PROBE FIBRINOGEN CONFORMATIONS ON BIOMATERIALSDONALD 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. ..
- Coatings for Biostable Neural ProsthesesHILTON 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. ..
- ARTIFICIAL EXTRACELLULAR MATRIX PROTEINS FOR VASCULAR GRDAVID 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 ..
- Coatings for Biostable Chronic Neural ProsthesesHILTON PRYCE LEWIS; Fiscal Year: 2004....
- Thromboresistant vascular grafts:heparin-peptidomimeticsPAUL 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, ..
- VASCULAR HEALING--CELL AND RHEOLOGIC FACTORSDonald 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 ..
- Coatings for Biostable Chronic Neural ProsthesesHILTON PRYCE LEWIS; Fiscal Year: 2004....
- NEW DESIGN OF GRAFT USED AS DIALYSIS VASCULAR ACCESSALFREDO 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 ..
- Engineered Biomaterials for Cardiovascular ImplantsStephen 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 ..
- NEW NEEDLE FOR TWO-NEEDLE HEMODIALYSISALFREDO 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. ..
- AN IMPROVED WOUND DRESSING SUITABLE FOR BURN TREATMENTMARK DILLON; Fiscal Year: 1992..An interpenetrating polymer network ("IPN") of polydimethylsiloxane ("PDMS") and polytetrafluoroethylene ("PTFE") is currently used as a wound dressing...
- VASCULAR HEALING--CELL BIOLOGY AND RHEOLOGIC FACTORSCOLIN SCHWARTZ; Fiscal Year: 1992..endothelium (PAEC) and the growth response to ECGF on polyester mesh and Gore-Tex, a brand of expanded polytetrafluoroethylene (PTFE)...
- NOVEL VASCULAR PROSTHETIC DEVICEMARK 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 ..
- EFFECT OF ARTERIAL GRAFT CALIBER UPON PATENCYROBERT 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"...
- Enhanced Endothelial Cell Seeding On Vascular GraftsWilliam Timmons; Fiscal Year: 2004..Key Words: electrostatic cell seeding, synthetic vascular graft, endothelial cells, human umbilical vein endothelial cells, expanded polytetrafluoroethylene (ePTFE).
- Hemodialysis Access Graft with SensorsVICTOR 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. ..
- Protein and Cell Adhesion on Novel PTFE NanostructuresJOHN 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-..
- Antiproliferative Rx for venous neointimal hyperplasiaPrabir 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...
- Transportable Chlorine Dioxide Sterilization SystemStuart Williams; Fiscal Year: 2004..Following completion of these studies Phase II funding will be sought to optimize and commercialize a transportable sterilization unit. ..
- ROLE OF LAMININ-5 IN IMPLANT ASSOCIATED ANGIOGENESISStuart 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. ..
- Bioengineering of a Stent-Graft for Gene TherapyHong 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. ..
- REDUCTION OF COMPOSITE POLYMERIZATION CONTRACTION STRESSRONALD 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. ..
- Bioreactivity Markers in Total Hip ReplacmentsNadim 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 ..
- EPA EFFECTS ON E-C COUPLING IN MESANGIAL CELLSPaul Schmitz; Fiscal Year: 2001....
- INTERFACE MECHANICS, MATERIALS, AND TISSUE RESPONSEJoan Sanders; Fiscal Year: 2002....
- HOMOCYSTEINE AND PROGRESSION OF ATHEROSCLEROSISLloyd Taylor; Fiscal Year: 2002..abstract_text> ..
- Myocardial Replacement with Acellular Porcine SubmucosaKeith Robinson; Fiscal Year: 2004..Considerable savings in health care costs and improvements in patient quality of life may concomitantly be achieved. ..
- 2008 Stanford AAA Summit: Strategies for Multidisciplinary ResearchRonald Dalman; Fiscal Year: 2008..unreadable] [unreadable] [unreadable]..
- Assessment of Tissue Response to StressJoan 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]..
- Homocysteine/Hypertension & Vascular Lesion FormationPeter Lin; Fiscal Year: 2008..abstract_text> ..
- 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. ..
- Tools To Study Cell Motility and Ion ChannelsGeorge 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. ..
- Capillary Electrophoresis and Protein BiophysicsGeorge M Whitesides; Fiscal Year: 2010....
- Non-Invasive Localization of Vulnerable PlaquesCynthia McCollough; Fiscal Year: 2009....
- Regulation of Fibroblast Survival in the Collagen MatrixMark 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. ..
- Biomimetic Coatings for Small Diameter Vascular GraftsShuwu 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. ..
- Development of neuromuscular junctions in children with cerebral palsyRobert 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]..