نتایج جستجو برای: technique failure

تعداد نتایج: 963723  

Journal: :medical journal of islamic republic of iran 0
mr kalantar motamedi from the department of surgery, shohada medical center, shahid beheshti university of medical sciences, tehran, islamic republic of iran s elyasian

severe intraabdominal infection associated with abdominal wall, intraperitoneal and remote organ complications, still carries an unacceptably high morality rate. in addition to the fundamental principle of eradication of the source of infection, various treatment modalities have been suggested to improve the commonly grave outcome. amongst these, open management (om) of the septic abdomen, even...

Journal: :journal of dental materials and techniques 0
mostafa sadeghi professor, department of operative dentistry, school of dentistry, rafsanjan university of medical sciences, rafsanjan, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی رفسنجان (rafsanjan university of medical sciences) mohammad atafat assistant professor, department of operative dentistry, school of dentistry, rafsanjan university of medical sciences, rafsanjan, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی رفسنجان (rafsanjan university of medical sciences) mehdi abbasi assistant professor, department of operative dentistry, school of dentistry, rafsanjan university of medical sciences, rafsanjan, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی رفسنجان (rafsanjan university of medical sciences)

background: the clinical success of sandwich technique depends on the strength of resin-modified glass ionomer cement (rmgic) bonding to both dentin and resin composite. therefore, the shear bond strength (sbs) of resin composite bonded to rmgic utilizing different resin adhesives versus a gic-based adhesive was compared. materials and methods: in this in vitro study, 84 holes (5×2 mm) were pre...

جلال رضائی, , خلیل اسفندیاری, ,

Background: CBD stones are the commonest cause of obstructive jaundice and cholangitis and in elderly patients with major underlying disease has a high incidence of mortality. Materials and Methods: In this study, we overviewed 200 patients with CBD stones which treated with cholecystectomy and Endoscopic sphinctrotomy or cholecystectomy and open CBD Exploration, and compare them for surgery c...

This paper investigates the reliability characteristics of a complex system having nine subsystems arranged in the form of 3x3 matrix in which each row contains three subsystems. The configuration of the row is of the type 2-out-of-3: F. Each subsystem has n units connected in series. The system fails if any one row containing three subsystems fails. The considered system analyzed incorporating...

S. Pourzeynali, T.K. Dattab

A reliability analysis of suspension bridges against buffeting failure due to gustiness of wind velocity is carried out using the concept of PRA (probabilistic risk analysis) procedure. For this purpose, the bending stresses at the critical nodes of the bridge deck are obtained for buffeting forces using a spectral analysis technique and a finite element approach. For the purpose of reliability...

Journal: :Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2013
Arne Buchholz Frank Martetschläger Sebastian Siebenlist Gunther H Sandmann Alexander Hapfelmeier Andreas Lenich Peter J Millett Ulrich Stöckle Florian Elser

PURPOSE The purpose of this study was to biomechanically evaluate a new technique of intramedullary cortical button fixation for subpectoral biceps tenodesis and to compare it with the interference screw technique. METHODS We compared intramedullary unicortical button fixation (BicepsButton; Arthrex, Naples, FL) with interference screw fixation (Bio-Tenodesis screw; Arthrex) for subpectoral b...

Journal: :تحقیقات مهندسی کشاورزی 0
امیر صمدی دانشجوی دکتری پردیس کشاورزی و منابع طبیعی دانشگاه تهران ابراهیم امیری تکلدانی استادیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران حسن رحیمی استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران

riverbank erosion, land loss and associated sedimentation are river engineering and water resources management problems of global significance. the ability to predict riverbank stability on eroding rivers is the prerequisite of developing a channel width adjustment model and is essential for estimating riverbank erosion and associated sedimentation. in this research, a detailed model for stabil...

Journal: :journal of dentistry, tehran university of medical sciences 0
maryam khoroushi associate professor, dental materials research center and department of of operative dentistry, school of dentistry, isfahan university of medical sciences, isfahan, iran. mojgan rafizadeh torabinejad dental research center, school of dentistry, isfahan university of medical sciences, isfahan, iran. pouran samimi associate professor, dental materials research center and department of of operative dentistry, school of dentistry, isfahan university of medical sciences, isfahan, iran.

ethanol wet-bonding (ewb) technique has been stated to decrease degradation of resin-dentin bond. this study evaluated the effect of two ewb techniques on composite resin-to-enamel bond strength.silicon carbide papers were used to produce flat enamel surfaces on the buccal faces of forty-five molars. optibond fl (ofl) adhesive was applied on enamel surfaces in three groups of 15 namely: enamel ...

Bazrgar M, Gourabi H Kuroshli Z, Sanati MH

Background: HLA-G, as a tolerogenic molecule, expressed in cytotrophoblast cells and playing an important role in the suppression of the immune response in maternal decidua. Today Interaction of the extracellular domains of HLA-G protein with cell receptors of immune system, including CD8, LILRB1, LILRB2 and killer cell immunoglobulin-like receptor KIR2DL4, was well known. Materials and Methods...

Journal: :E3S web of conferences 2021

Mould and process are developed for an injection molding rejuvenation technique of cable insulation failure. Disregard the traditional clue that repair does not expand original damage in size space, a new technique, i.e. molding, is restoring In this uncertain space was replaced by standard eliminated space. way, expanded with certain firstly made around failure section. But situation modified ...

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