Effect of oxiplex* films (PEO/CMC) on adhesion formation and reformation in rabbit models and on peritoneal infection in a rat model.

作者: Kathleen E Rodgers , Herbert E Schwartz , Norma Roda , Melvin Thornton , William Kobak

DOI: 10.1016/S0015-0282(99)00642-1

关键词: BiocompatibilityBacterial PeritonitisUltimate tensile strengthOutcome measuresPeritonitisBiomedical engineeringRat modelPeritoneal InfectionAdhesionSurgeryChemistry

摘要: Abstract Objective: To assess the efficacy of Oxiplex (FzioMed, Inc., San Luis Obispo, CA) barriers. Design: Film polyethylene oxide and carboxymethylcellulose (Oxiplex) were tested for strength tissue adherence. Films selected evaluation in models biocompatability Three films studies, one was evaluated effects on bacterial peritonitis. Handling characteristics film via laparoscopy. Setting: University laboratory. Patient(s): Rabbits, rats, pigs. Intervention(s): Placement prototypes at site injury. Main Outcome Measure(s): Mechanical properties, biocompatibility, adherence, adhesion development, infection potentiation, device handling. Result(s): tests indicated that tensile elongation inversely correlated. All had excellent adherence properties. Selected films, based residence time prevented formation all animals highly efficacious preventing reformation. The optimal prototype reformation 91% animals. This film, dyed to allow visualization, did not affect In a laparoscopic model, delivered FilmSert forceps, 5.0-mm trocar, rapidly unfurled could be easily applied with strong Conclusion(s): These data show development an prevention material is adherent, can placed laparoscopy, does host resistance.

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