نتایج جستجو برای: polypropylene oxide

تعداد نتایج: 184306  

2015
Martin Plencner Eva Prosecká Michala Rampichová Barbora East Matej Buzgo Lucie Vysloužilová Jiří Hoch Evžen Amler

Incisional hernia is the most common postoperative complication, affecting up to 20% of patients after abdominal surgery. Insertion of a synthetic surgical mesh has become the standard of care in ventral hernia repair. However, the implementation of a mesh does not reduce the risk of recurrence and the onset of hernia recurrence is only delayed by 2-3 years. Nowadays, more than 100 surgical mes...

2014
Jianjun Zhang Liping Yue Qingshan Kong Zhihong Liu Xinhong Zhou Chuanjian Zhang Quan Xu Bo Zhang Guoliang Ding Bingsheng Qin Yulong Duan Qingfu Wang Jianhua Yao Guanglei Cui Liquan Chen

A sustainable, heat-resistant and flame-retardant cellulose-based composite nonwoven has been successfully fabricated and explored its potential application for promising separator of high-performance lithium ion battery. It was demonstrated that this flame-retardant cellulose-based composite separator possessed good flame retardancy, superior heat tolerance and proper mechanical strength. As c...

Journal: :Nanoscale 2010
Nikhil Fernandes Panagiotis Dallas Robert Rodriguez Athanasios B Bourlinos Vasilios Georgakilas Emmanuel P Giannelis

We report for the first time an ionic fluid based on hydroxylated fullerenes (fullerols). The ionic fluid was synthesized by neutralizing the fully protonated fullerol with an amine terminated polyethylene/polypropylene oxide oligomer (Jeffamine). The ionic fluid was compared to a control synthesized by mixing the partially protonated form (sodium form) of the fullerols with the same oligomeric...

2017
Renato Lamounier BARBIERI Suely de Fátima PARREIRA Sarah do Valle STUDART Aline Riquena DA-SILVA Ivone da Silva DUARTE Pedro Luiz Squilacci LEME

BACKGROUND Extramedullary hematopoiesis depends on complex pathophysiological mechanisms linked to hematopoietic stem cells and the proteins considered mediators of the inflammation. The identification of hematopoietic cells outside bone marrow in the adult is an occurrence that can occasionally follows the inflammatory response, was considered a secondary occurrence, but current biomolecular s...

Journal: :Revista do Colegio Brasileiro de Cirurgioes 2012
Bruno Filippi Ricciardi Luiz Henrique Chequim Ricardo Ribeiro Gama Leonardo Hassegawa

OBJECTIVE To assess the efficacy and complications of surgical repair of incisional hernias by grafting of polypropylene mesh surrounded by fibrous tissue, compared to polypropylene mesh. METHODS twenty-five male and female Wistar rats were divided into two groups: control and experimental. The 15 animals of the experimental group underwent implantation of the mesh in the subcutaneous tissue....

Journal: :International braz j urol : official journal of the Brazilian Society of Urology 2010
Jorge A Winckler Jose G L Ramos Bernadete M Dalmolin Diego C Winckler Marlene Doring

PURPOSE Female stress urinary incontinence (SUI), the involuntary leakage of urine, is a highly prevalent social and hygiene problem, and various surgical techniques have been developed to correct it. This study used the technique of an aponeurosis sling made from the rectus abdominis muscle as a standard and compared the technique to a sling made with a polypropylene mesh, (Marlex). MATERIAL...

2012
Ludmila Novakova-Marcincinova Ivan Kuric

Fused Deposition Modeling (FDM) is one from basic Rapid Prototyping (RP) technologies used in technical practice. In this contribution are presented basic information about common and advanced materials used for realization of products by Fused Deposition Modeling Rapid Prototyping technology application. In different Rapid Prototyping Technologies the initial state of material can come in eith...

Journal: :Applied and environmental microbiology 1982
W A Rutala M M Stiegel F A Sarubbi

A steam sterilizer (autoclave) was tested to determine the operating parameters that affected sterilization of microbiological waste. Tests involved standardized loads (5, 10 ad 15 lb [ca. 2.27, 4.54, and 6.80 kg, respectively]) contaminated petri plates in autoclave bags placed in polypropylene or stainless steel containers. Thermal and biological data were obtained by using a digital potentio...

Journal: :The European respiratory journal 2005
S Atis B Tutluoglu E Levent C Ozturk A Tunaci K Sahin A Saral I Oktay A Kanik B Nemery

The present study evaluated the possible effects of exposure to polypropylene flock on respiratory health and serum cytokines in a cross-sectional study of workers from a plant in Turkey. A total of 50 polypropylene flocking workers were compared to a control group of 45 subjects. All subjects filled out a respiratory questionnaire and underwent a physical examination, a chest radiograph and pu...

2015
Rahmi Onur

Table 1. Types of materials used in pelvic organ prolapse repair (5,7,8,9). A. Biologics: 1Autologous fascia: Rectus fascia, fascia lata, vaginal mucosa, skin graft 2Heterologous: i) Allogenic: CadavaericDura matter, Rectus sheath, Fascia lata, Dermis, ii) Xenogenic: Porcine dermis, small intestine submucosa, bovine pericardium, fetal bovine dermis. B. Synthetics: 1Absorbable: Polyglycolic acid...

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