نتایج جستجو برای: polypropylene
تعداد نتایج: 8191 فیلتر نتایج به سال:
PURPOSE To evaluate if latex coated polypropylene mesh leads to less adhesions formation. METHODS 90 rats were distributed in three groups. Group I (control) was submitted to median laparotomy and posterior synthesis; Group II (polypropylene) was submitted to a segment resection of the abdominal wall, and the defect was corrected with a polypropylene mesh; Group III using the new material (la...
Objective: This study was done to evaluate the clinical efficacy of polypropylene for stenting in endoscopic revision dacryocystorhinostomy. Patients and methods: Revision endoscopic dacryocystorhinostomy operation was performed in 10 patients (4 men and 6 women) between 2009 and 2014.After recreating an aperture in the medial wall of the lacrimal sac, 2/ 0 polypropylene suture material was ins...
Lignocellulose nanofibers were prepared by the wet disk milling of wood flour. First, an ethylene-butene copolymer was pre-compounded with wood flour or lignocellulose nanofibers to prepare master batches. This process involved evaporating the water of the lignocellulose nanofiber suspension during compounding with ethylene-butene copolymer by heating at 105 °C. These master batches were compou...
BACKGROUND Static facial suspension (SFS) continues to play a role for rehabilitation in patients with facial paralysis. We perform SFS almost exclusively with a suture technique in our practice. Monofilament polypropylene suture (Prolene) is commonly used for SFS, but we have witnessed occasional failure and some stretching with this material. The purpose of this study was to establish and com...
The creation of highly oriented, co-extruded polypropylene (PP) tapes allows the production of recyclable ‘all-polypropylene’ composites, with a large temperature processing window (O30 8C) and a high volume fraction of highly oriented PP (O90%). These composites show little deviation of mechanical properties with compaction temperature. This paper introduces all-polypropylene composites and re...
The use of polypropylene mesh devices for Pelvic Organ Prolapse (POP) spread rapidly during the last decade, yet our knowledge of the mesh-tissue interaction is far from complete. We aimed to perform a thorough pathological examination of explanted POP meshes and describe findings that may explain mechanisms of complications resulting in product excision. We report a spectrum of important findi...
J Zhao, Z N Wang *, X L Wei, F Liu, W Zhou, X L Tang & T H Wu College of Chemistry, Chemical Engineering and Materials Science, Key Laboratory of Molecular and Nano Probes Ministry of Education, Shandong Normal University, 250014 Jinan, China Email: [email protected] College of Chemistry and Chemical Engineering, Liaocheng University, 252059 Liaocheng, China Test Center, Shandong Academy of ...
Background Polypropylene material is widely used in gynecological surgery. There are few reports regarding its carcinogenic potential. There is lack of evidence supporting tumor formation directly attributed to the use of polypropylene material. Case This patient is a 49-year-old woman with a history of stress urinary incontinence which required a MiniArc® Sling who presented with a hard, ten...
Objective: To evaluate surgical handling, prolapse correction and complication rate of polypropylene mesh. Methods: A retrospective review of patients who had pelvic floor repair using polypropylene mesh(PPM) and intra-vaginal sling(IVS), between January 2003 and July 2005. All patients were followed-up for a period of 6weeks to 12months.The effectiveness and complications following PPM inserti...
Background: The tension-free hernioplasty as introduced by Lichtenstein has gained increasing acceptance during the last decade. This study compared two methods of mesh fixation. Material and Methods: Fifty-four patients undergoing sixty repairs were randomized into two groups. In control group polypropylene mesh was secured with 2/0 polypropylene sutures and skin closed with 2/0 polyamide blac...
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