Research Topics
| S R AshSummaryAffiliation: Arnett Clinic Country: USA Publications
Research Grants
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Detail Information
Publications
Extracorporeal blood detoxification by sorbents in treatment of hepatic encephalopathyStephen R Ash
Dialysis Center for Greater Lafayette, West Lafayette, IN 47906, USA
Adv Ren Replace Ther 9:3-18. 2002....
Peritoneal dialysis in acute renal failure of adults: the under-utilized modalityS R Ash
Greater Lafayette Health Systems, Arnett Clinic, HemoCleanse, Inc, Lafayette, Ind. 47904, USA
Contrib Nephrol 144:239-54. 2004
Laparoscopy for PD catheter placement: advantages and disadvantages versus peritoneoscopyStephen Ash
HemoCleanse, Inc, La Fayette, Indiana, USA
Perit Dial Int 25:541-3. 2005
Sorbent suspensions vs. sorbent columns for extracorporeal detoxification in hepatic failureStephen R Ash
HemoCleanse, Lafayette, IN, USA
Ther Apher Dial 10:145-53. 2006....
The Allient dialysis systemStephen R Ash
HemoCleanse Inc, 3601 Sagamore Parkway North, Lafayette, IN 47904, USA
Semin Dial 17:164-6. 2004..The Allient should make dialysis in the ICU or home setting much more practical, reducing training requirements and increasing safety...
Chronic central venous catheters for dialysis and the Ash Split Cath catheter: rationale and clinical experienceStephen R Ash
Dialysis Center for Greater Lafayette, Nephrology Department of Arnett Clinic, Ash Access Technology and HemoCleanse, Inc, Lafayette, Ind, USA
Contrib Nephrol 142:128-52. 2004
Chronic peritoneal dialysis catheters: overview of design, placement, and removal proceduresStephen R Ash
Dialysis Center for Greater Lafayette, Arnett Clinic, and HemoCleanse, Inc, Lafayette, Indiana, 47904, USA
Semin Dial 16:323-34. 2003..Nephrologists should make the critical decisions regarding the choice of access devices and methods for placement as they do for the choice to remove such access devices...
Clinical trials of the T-fluted (Ash Advantage) peritoneal dialysis catheterStephen R Ash
Arnett Clinic Lafayette, IN, USA
Adv Ren Replace Ther 9:133-43. 2002..Multiple fluted ports appear to diminish omental attachment. The catheter may be a useful alternative to conventional Tenckhoff catheters in patients at high risk of catheter failure or in standard peritoneal dialysis patients...
Chronic peritoneal dialysis catheters: challenges and design solutionsS R Ash
Arnett Clinic, Dialysis Center for Greater Lafayette, and Ash Access Inc, Lafayette, Indiana 47905, USA
Int J Artif Organs 29:85-94. 2006..Improvements in catheter design may expand the use of peritoneal dialysis as a successful home dialysis therapy...
Treatment of acetaminophen-induced hepatitis and fulminant hepatic failure with extracorporeal sorbent-based devicesStephen R Ash
Greater Lafayette Health Services, West Lafayette, IN 47906, USA
Adv Ren Replace Ther 9:42-53. 2002....
Treatment of severe tricyclic antidepressant overdose with extracorporeal sorbent detoxificationStephen R Ash
Arnett Clinic, Greater Lafayette Health Services, West Lafayette, IN 47906, USA
Adv Ren Replace Ther 9:31-41. 2002..None of the patients died despite their high risk for ventricular arrhythmias, seizures, and death. Clinical improvement may have been attributable to removal of free drug from the blood or to removal of drug metabolites...
The evolution and function of central venous catheters for dialysisS R Ash
Nephrology Department, Arnett Clinic and Dialysis Centers for Greater Lafayette, Lafayette, Purdue University, Indiana, USA
Semin Dial 14:416-24. 2001..CVC for dialysis will remain a necessary choice for many patients beginning and continuing dialysis therapy...
Treatment of systemic inflammatory response syndrome by push-pull powdered sorbent pheresis: a Phase 1 clinical trialS R Ash
HemoCleanse, Inc, West Lafayette, Indiana 47906 1349, USA
Ther Apher 5:497-505. 2001..The selected patients tolerated treatment by the DTPF system well, but proof of benefit of the device remains to be proven in a Phase 2 clinical trial with randomized controls...
Powdered sorbent liver dialysis and pheresis in treatment of hepatic failureS R Ash
Dialysis Center of Lafayette, West Lafayette, Indiana, USA
Ther Apher 5:404-16. 2001....
Push-pull sorbent-based pheresis and hemodiabsorption in the treatment of hepatic failure: preliminary results of a clinical trial with the BioLogic-DTPF SystemS R Ash
Purdue University, Department of Comparative Medicine, West Lafayette, Indiana, USA
Ther Apher 4:218-28. 2000....
Fluid mechanics and clinical success of central venous catheters for dialysis--answers to simple but persisting problemsStephen R Ash
Department of Nephrology, Arnett Clinic, WellBound, Inc, Ash Access Technology, HemoCleanse, Inc, Lafayette, Indiana, USA
Semin Dial 20:237-56. 2007..With a few more improvements, chronic CVC for dialysis could become a painless, effective and safe long-term access for the majority of dialysis patients and acceptable as an alternative to AV grafts...
Cytokines and endotoxin removal by sorbents and its application in push-pull sorbent-based pheresis: the BioLogic-DTPF SystemJ Steczko
HemoCleanse, Inc, West Lafayette, IN 47906, USA
Artif Organs 23:310-8. 1999..6-23.4 ml/min, bilirubin at 17.8-34.7 ml/min, and creatinine at 53.6-82.6 ml/min. The removal of some cytokines during the first clinical trial is also discussed...
Push-pull sorbent-based pheresis treatment in an experimental canine endotoxemia model: preliminary reportA T Peter
Department of Veterinary Clinical Sciences, Purdue University, West Lafayette, IN 47907 1248, USA
Int J Artif Organs 22:177-88. 1999..A more realistic canine sepsis model with mortality after several days (the Escherichia coli- infected intraperitoneal clot) will also be considered in future studies...
Effect of hemodiabsorption and sorbent-based pheresis on amino acid levels in hepatic failureJ Steczko
HemoCleanse, Inc, West Lafayette, Indiana, 47906, USA
Int J Artif Organs 23:375-88. 2000..The addition of the PF module improves the removal of bilirubin and similarly protein-bound chemicals. Changes in amino acid profiles by the Unit and the PF-Unit contrast markedly with other extracorporeal devices...
Sorbent suspension reactor for extracorporeal detoxification in hepatic failure or drug overdoseStephen R Ash
Greater Lafayette Health Services, West Lafayette, IN, USA
ASAIO J 50:lviii-lxv. 2004
Advances in tunneled central venous catheters for dialysis: design and performanceStephen R Ash
Clarian Arnett Health and Wellbound, Inc, West Lafayette, Indiana, USA
Semin Dial 21:504-15. 2008..Current challenges and future directions for tunneled CVC for dialysis are discussed, included means to diminish catheter-related infections, catheter tip clotting, fibrous sheathing, central venous stenosis, and external component bulk...
Sorbents in treatment of uremia: a short history and a great futureStephen R Ash
Clarian Arnett Health and Wellbound, Inc, Lafayette, Indiana, USA
Semin Dial 22:615-22. 2009..It also describes a number of improvements made in dialysis machines using sorbent regeneration of the dialysate. Some ongoing improvements in sorbent chemistry are also described...
Chronic peritoneal dialysis catheters: procedures for placement, maintenance, and removalStephen R Ash
HemoCleanse, Inc. and Purdue University, West Lafayette, IN 47906, USA
Semin Nephrol 22:221-36. 2002....
Microbial inactivation properties of a new antimicrobial/antithrombotic catheter lock solution (citrate/methylene blue/parabens)Janusz Steczko
R and D, Ash Access Technology, Inc, Lafayette, IN, USA
Nephrol Dial Transplant 24:1937-45. 2009..These effects were compared to the antimicrobial properties of heparin at 2500 units/ml...
Catheter related bacteremia in rats: A preliminary report on the effect of methylene blue coated catheterAugustine T Peter
Department of Veterinary Clinical Sciences, School of Veterinary Medicine, Purdue University, West Lafayette, IN 47907, USA
Indian J Exp Biol 44:183-8. 2006..Based on the results it can be concluded that for this type of gross contamination, catheter coating alone may not eliminate infection/bacteremia...
Use of continuous-flow peritoneal dialysis for the treatment of acute renal failure in an adult horseLaurie L Gallatin
Department of Veterinary Clinical Sciences, School of Veterinary Medicine, Purdue University, West Lafayette, IN 47907, USA
J Am Vet Med Assoc 226:756-9, 732. 2005..In adult horses, it appears that CFPD can be used to successfully treat acute renal failure that is refractory to conventional treatments...
Sorbent-based artificial liver devices: principles of operation, chemical effects and clinical resultsBenoît Carpentier
Universite de Technologie de Compiegne, Biomechanics and Biomedical Engineering, Compiegne, France
Expert Rev Med Devices 4:839-61. 2007..Further randomized outcome studies are necessary to prove clinical outcome benefit of the artificial liver support devices, and define what types of patients appear most amenable to therapy...
Prediction of hemodialysis sorbent cartridge urea nitrogen capacity and sodium release from in vitro testsBenjamin P Rosenbaum
Vanderbilt University School of Medicine, Nashville, Tennessee, USA
Hemodial Int 12:244-53. 2008..786. These mathematical models should allow for prediction of patient sodium profiles and the time of column urea saturation based on simple inputs relating to patient chemistries and the dialysis treatment...
Ash Split Catheter for vascular access in apheresisStephen R Ash
Ther Apher Dial 7:150-2. 2003
Predicting dialysate sodium composition in sorbent dialysis using single point and multiple-dilution conductivity measurementBenjamin P Rosenbaum
Vanderbilt University School of Medicine, Nashville, Tennessee, USA
ASAIO J 51:754-60. 2005....
Research Grants
- Pheresis Treatment of Bioterrorism-Induced SepsisStephen Ash; Fiscal Year: 2005..The safety systems of the existing PF system will be modified to meet the needs of the stand-alone system. Finally, an animal model of sepsis will be used to check efficacy and safety of the entire system. ..
- MethLock vs. heparin as dialysis catheter lockStephen Ash; Fiscal Year: 2007..In Phase II we will implement the protocol in a number of dialysis centers and complete the study as originally proposed or as modified after Phase I. ..
