نتایج جستجو برای: use failure rate
تعداد نتایج: 2804313 فیلتر نتایج به سال:
AbstractBackgroundline of treatment for management of hydrocephalus despite available new techniques andsystems of shunting. Associated complications should be recognized and managed properly,but the most recognized complications are shunt obstruction which its prevalencethrough surgical approach is discussed here. Two approaches (frontal and parietal) are usedto insert ventriculoperitoneal shu...
BACKGROUND Data from several previous studies examining heart-rate and cardiovascular risk have hinted at a possible relationship between heart-rate and non-cardiac mortality. We thus systematically examined the predictive value of heart-rate variables on the subsequent risk of death from cancer. METHODS In the Paris Prospective Study I, 6101 asymptomatic French working men aged 42 to 53 year...
Introduction: Several factors are involved in failed fertilization following intracytoplasmic sperm injection (ICSI), which could be related to sperm, oocyte factors and/or both. Failure in oocyte activation is considered as the most important factor in failed fertilization after ICSI. To overcome this shortcoming, artificial oocyte activation (AOA) after ICSI has been suggested. Commonly, iono...
BACKGROUND Children of parents with a substance use disorder (CPSUD) are at increased risk for developing problematic substance use later in life. Endophenotypes may help to clarify the mechanism behind this increased risk. However, substance use and externalizing symptoms may confound the relation between dysregulated physiological stress responding and familial risk for substance use disorder...
introduction: performance of painful diagnostic and therapeutic procedures is common in emergency department (ed), and procedural sedation and analgesia (psa) is a fundamental skill for every emergency physician. this studywas aim to compare the efficacy of remifentanil with fentanyl/midazolam in painless reduction of anterior shoulder dislocation. methods: in this randomized, double blind, cli...
Introduction: Since the days of Hippocrates, many modifications have been proposed in endonasal dacrocystorhinostomy (DCR), with the use of new drugs and implants showing variable results. The objective of this study was to analyze whether the use of silicon tubing or mitomycin C administration has an added advantage over conventional endonasal DCR. Materials and Methods: A randomized controll...
Efficiency of non-invasive positive pressure ventilation in the treatment of respiratory failure has been shown in many published studies. In this review article, we introduced new modalities of non-invasive ventilation (NIV), clinical settings in which NIV can be used and a practical summary of the latest official guidelines published by the European Respiratory Clinical Practice. Clinical tri...
Background: Patients who undergo major orthopedic surgery are at risk of acute kidney injury (AKI) due to blood loss, electrolyte disorders, infection, and the presence of other co-morbidities. In this study, the frequency and risk factors of AKI were investigated. Objective & Methods: This study is a cross-sectional-analytical study with a sample size of 180 people. The studied population wer...
Use of failure rate databases and process safety performance measurements to improve process safety.
Employing equipment reliability databases can generate a process of continual improvement. This paper suggests a methodology that uses equipment reliability databases, and a process of benchmarking to establish a continual improvement procedure by learning "how others are doing it". A simple decision-making procedure is suggested too, to assist in prioritizing the processes/equipment that are c...
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