نتایج جستجو برای: failure force

تعداد نتایج: 553828  

  Background: Ligament reconstruction is a common procedure in orthopedic surgery. Although several popular techniques are currently in use, new methods are proposed for secure fixation of the tendon graft into the bone tunnel. Purposes: We sought to introduce our new technique of Bashti bone plug for fixation of soft tissue graft in anterior cruciate ligament (ACL) reconstruction and to compar...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1381

‏‎fmea‎‏ اختصار عبارت ‏‎failure mode and effect analysis‎‏ بوده و روشی فنی و مهندسی سیستماتیک برای شناسایی و پیشگیری از وقوع خطاها و ریسکهای بالقوه و بالفعل در سیستمها طراحی محصول و فرآیندهای تولید محصول و ارائه خدمات می باشد. تجزیه و تحلیل عوامل شکست در فرآیندهای تولید ‏‎pfmea‎‏ یکی از انواع ‏‎fmea‎‏ بوده و معمولا با انجام یافتن چند مرحله شامل بررسی شرایط محیطی ، نیروی انسانی ، روشهای انجام کا...

Journal: :American journal of physiology. Heart and circulatory physiology 2012
Kaylan M Haizlip Tepmanas Bupha-Intr Brandon J Biesiadecki Paul M L Janssen

Numerous studies have aimed to elucidate markers for the onset of decompensatory hypertrophy and heart failure in vivo and in vitro. Alterations in the force-frequency relationship are commonly used as markers for heart failure with a negative staircase being a hallmark of decompensated cardiac function. Here we aim to determine the functional and molecular alterations in the very early stages ...

Journal: :Turkish journal of agricultural engineering research 2021

Adequate knowledge of the mechanical properties fruits is required for optimization harvesting robots. This study was carried out to evaluate some physical and bell pepper fruits, which will be useful design utilization Some (failure force, failure energy compressibility) matured were evaluated at three different dimension sizes two fruit orientations, according American Society Agricultural Bi...

Journal: :Lecture notes in civil engineering 2023

Abstract By applying asymmetrical lateral impact forces on RC specimens, the specimens’ cross-sectional shape is analyzed. The effectiveness of resistance to was examined using a drop hammer. Performing research factors that led failure various specimen shapes and dynamic responses they exhibited. In experiment, eight circular square specimens were used. Includes method failure, force, deflecti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده علوم پایه 1392

تاقدیس و گسل معکوس اهواز که تونل و ایستگاه های خط 1 شبکه ی متروی شهری در محدوده ی آن در حال احداث می باشد در محدوده ی جبهه ی دگرشکلی (deformation front) کمربند فعال زاگرس قرار دارد. روند محور این تاقدیس، شمال غرب– جنوب شرق می باشد. محور تونل مذکور تقریبا عمود بر روند محور این تاقدیس قرار دارد. عناصر ساختاری تاقدیس اهواز نقش اساسی را در ایجاد مخاطرات احتمالی زمین شناسی محدوده ی شبکه ی مترو دار...

2015
Xiaolei Li Junlong Lu Chao Zhang

Using the formula of shear bearing force of oblique cross section in eccentrically loaded column, we analyze the stress acting on short-leg shear wall and conventional eccentrically loaded column. We propose the formula for calculating the shear bearing force of oblique cross section of short-leg shear wall that considers the action of vertical reinforcing steel bars, flange and axial compressi...

Journal: :Neuroreport 2004
B C M Smits-Engelsman E A A Rameckers J Duysens

Differences related to development were investigated using a finger isometric force task in children with cerebral palsy and control children. The increase in force and force control observed in controls did not take place in patients. In the younger subset of patients (< 10 years) the force produced by the non-affected hand was greater than in either hand of young controls. This effect was not...

Journal: :British medical journal 1965
A W MCCRACKEN F E LIPSCOMB

Serratia marcescens (Chromobacterium prodigiosum) is a freeliving saprophyte generally regarded as being non-pathogenic (Wilson and Miles, 1955). There is, however, reason to believe that under certain conditions this organism may be pathogenic. Three instances are here reported in which S. marcescens infection of the peritoneum occurred during peritoneal dialysis for acute renal failure. All t...

Journal: :Muscle & nerve 1984
B Bigland-Ritchie J J Woods

The factors limiting force production and exercise endurance time have been briefly described, together with some of the changes occurring at various sites within the muscle and central nervous system. Evidence is presented that, in fatigue of sustained maximal voluntary contractions (MVC) executed by well-motivated subjects, the reduction in force generating capacity need not be due to a decli...

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