نتایج جستجو برای: shock testing

تعداد نتایج: 439240  

2011
Janusz Gardulski

The article presents the amplitude measurement used in the diagnosis of hydraulic fluid leakage from the shock absorbers of passenger cars. Measures used to assess the distribution of the peak using the free vibration method with force extortion. To verify the results of study the FFT were used. In particular illustration of a random vibroacoustic process, acceleration of sprung mass for front ...

Journal: :Circulation 1992
W Jung M Manz R Moosdorf B Lüderitz

BACKGROUND Shock delivery of an implantable defibrillator may cause a change in the amplitude of endocardial electrograms and impair the detection of ventricular fibrillation. Thus, the effects of shock discharges on the amplitude of endocardial electrograms were evaluated in five patients undergoing implantation of a cardioverter-defibrillator in combination with a new nonthoracotomy lead syst...

2005
Werner Jung Matthias Manz

Background. Shock delivery of an implantable defibrillator may cause a change in the amplitude of endocardial electrograms and impair the detection of ventricular fibrillation. Thus, the effects of shock discharges on the amplitude of endocardial electrograms were evaluated in five patients undergoing implantation of a cardioverter-defibrillator in combination with a new nonthoracotomy lead sys...

2006
Miguel A. Segoviano Basurto Pablo Padilla

This Working Paper should not be reported as representing the views of the IMF. The views expressed in this Working Paper are those of the author(s) and do not necessarily represent those of the IMF or IMF policy. Working Papers describe research in progress by the author(s) and are published to elicit comments and to further debate. Portfolio credit risk measurement is greatly affected by data...

2013
B. E. Schmidt J. E. Shepherd

Shock tubes are versatile and useful tools for studying high temperature gas dynamics and the production of hypervelocity flows. High shock speeds are desirable for creating higher enthalpy, pressure, and temperature in the test gas which makes the study of thermo-chemical effects on fluid dynamics possible. Independent of construction and operational cost, free-piston drivers, such as the one ...

Journal: :Current opinion in critical care 2008
Arie Bastiaan Johan Groeneveld Nienke Molenaar Bert Beishuizen

PURPOSE OF REVIEW With the publication of the results of the recent CORTICUS trial, stress ('low') doses of corticosteroids for the treatment of vasopressor-dependent septic shock in adults can still be considered controversial. The purpose of this narrative review is to elaborate the pros and cons of this treatment in clinical practice and to formulate clinical and research directions. RECEN...

Journal: :Clinical chemistry 2001
T Schlüter H Baum A Plewan D Neumeier

BACKGROUND Implantable cardioverter defibrillator (ICD) implantation is a common approach in patients at high risk of sudden cardiac death. To check for normal function, it is necessary to test the ICD. For this purpose, repetitive induction and termination of ventricular fibrillation by direct current shocks is required. This may lead to minor myocardial damage. Cardiac troponin T (cTnT) and I...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2009
Tom Sprong Tom Eirik Mollnes Chris Neeleman Dorine Swinkels Mihai G Netea Jos W M van der Meer Marcel van Deuren

BACKGROUND Systemic activation of complement during meningococcal disease is associated with severe disease and poor outcome. The exact mechanism of activation of complement is unknown but is important for future therapies aimed at modulating the complement system in this disease. METHODS We studied complement activation in a group of 22 patients, including 18 with meningococcal septic shock ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2004
Patricia Matus-Amat Emily A Higgins Ruth M Barrientos Jerry W Rudy

It is argued that the hippocampus contributes to contextual fear conditioning by supporting the acquisition of a conjunctive memory representation of context, which associates with shock. This function was examined by studying the context pre-exposure facilitation effect (CPFE). A rat that is shocked immediately after being placed into a context subsequently displays almost no fear of that cont...

Journal: :Orthopedics 2010
Kutay E Ozturan Istemi Yucel Husamettin Cakici Melih Guven Ibrahim Sungur

Lateral epicondylitis is a common disorder characterized by pain and tenderness over the lateral epicondyle. It occurs most frequently as a result of minor, unrecognized trauma during sports activities and occupation-related physical activities. The goal of this study was to evaluate the short-, medium-, and long-term effects of corticosteroid injection, autologous blood injection, and extracor...

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