نتایج جستجو برای: voluntary response index (vri)

تعداد نتایج: 1369575  

Journal: :iranian red crescent medical journal 0
amin norouzi fashkhami physiotherapy department, shahid behehshti university of medical sciences, tehran, ir iran abbas rahimi physiotherapy department, shahid behehshti university of medical sciences, tehran, ir iran; shahid behehshti university of medical sciences, opposite to bou-ali hospital, damavand avenue, tehran, ir iran. tel: +98-2177561721; ext: 4. fax: +98-2177561406 khosro khademi kalantari physiotherapy department, shahid behehshti university of medical sciences, tehran, ir iran

background: daily increased rate of anterior cruciate ligament (acl) injuries in athletes calls for more investigation in these patients to differentiate copers from noncoper acl-deficient (acld) knees as soon as possible. objectives: the current study aims to introduce a new electromyographic protocol, named voluntary response index (vri), that might help to categorize and differentiate patien...

2013
Maryam Zoghi Mary Galea David Morgan

UNLABELLED The Brain Motor Control Assessment (BMCA) protocol is a surface electromyography (sEMG)-based measure of motor output from central nervous system during a variety of reflex and voluntary motor tasks performed under strictly controlled conditions. The aim of this study was to evaluate the BMCA protocol for upper limb with the addition of shoulder voluntary tasks. The voluntary respons...

Journal: :Journal of rehabilitation research and development 2005
Hyun Kyoon Lim Arthur M Sherwood

In this study, the reliability of surface electromyographic data (root-mean-square) for volitional motor tasks drawn from a standardized protocol was assessed. For each motor task, 5 s epochs of data were analyzed with a new method to generate a measure called the voluntary response index (VRI). The VRI consists of two components, magnitude and similarity index (SI), that were separately analyz...

2015
Hongying Jiang Jichao Chen Jinying Cao Lan Mu Zhenyu Hu Jian He

BACKGROUND Vibration response imaging (VRI) is a new technology for lung imaging. Active smokers and non-smokers show differences in VRI findings, but no data are available for passive smokers. The aim of this study was to evaluate the use of VRI and to assess the differences in VRI findings among non-smokers, active smokers, and passive smokers. MATERIAL AND METHODS Healthy subjects (n=165: ...

2014
Chang Shi Stefan Boehme Alexander H. Bentley Erik K. Hartmann Klaus U. Klein Marc Bodenstein James E. Baumgardner Matthias David Roman Ullrich Klaus Markstaller

BACKGROUND Vibration response imaging (VRI) is a bedside technology to monitor ventilation by detecting lung sound vibrations. It is currently unknown whether VRI is able to accurately monitor the local distribution of ventilation within the lungs. We therefore compared VRI to electrical impedance tomography (EIT), an established technique used for the assessment of regional ventilation. METH...

Journal: :American journal of physical medicine & rehabilitation 2008
John R Bach Miguel Goncalves Michal Eisenberg Yuka Ishikawa Eric Altschuler João Carlos Winck Eugene Komaroff

OBJECTIVE To determine the efficacy of vital capacity (VC) and a proposed ventilator requirement index (VRI) for justifying ventilator prescription and use for patients with neuromuscular/chest wall diseases (NMD). DESIGN Prospective observational study in which 319 patients with NMD, including 187 ventilator users, were separated into four groups: (1) asymptomatic, (2) abnormal specific scre...

2014
Amin Norouzi Fashkhami Abbas Rahimi Khosro Khademi Kalantari

BACKGROUND Daily Increased rate of anterior cruciate ligament (ACL) injuries in athletes calls for more investigation in these patients to differentiate copers from noncoper ACL-deficient (ACLD) knees as soon as possible. OBJECTIVES The current study aims to introduce a new electromyographic protocol, named voluntary response index (VRI), that might help to categorize and differentiate patien...

2017
Alexei N Kulikov Sergei V Sosnovskii Roman D Berezin Dmitrii S Maltsev Dzhambulat H Oskanov Nikolai A Gribanov

Purpose To study vitreoretinal interface (VRI) abnormalities in diabetic macular edema (DME) and the influence of these on the effectiveness of intravitreal anti-vascular endothelial growth factor (VEGF) therapy. Methods VRI status and central retinal thickness (CRT) were evaluated using line and 3D-reference scans obtained using spectral domain-optical coherence tomography RTVue-100 before a...

2016
Morteza Naghavi Albert A Yen Alex W H Lin Hirofumi Tanaka Stanley Kleis

Background. Endothelial function is viewed as a barometer of cardiovascular health and plays a central role in vascular reactivity. Several studies showed digital thermal monitoring (DTM) as a simple noninvasive method to measure vascular reactivity that is correlated with atherosclerosis risk factors and coronary artery disease. Objectives. To further evaluate the relations between patient cha...

2010
Konstantinos Bartziokas Christos Daenas Sebastien Preau Paris Zygoulis Apostolos Triantaris Theodora Kerenidi Demosthenes Makris Konstantinos I. Gourgoulianis Zoe Daniil

BACKGROUND We evaluated pulmonologists variability in the interpretation of Vibration response imaging (VRI) obtained from healthy subjects and patients hospitalized for community acquired pneumonia. METHODS The present is a prospective study conducted in a tertiary university hospital. Twenty healthy subjects and twenty three pneumonia cases were included in this study. Six pulmonologists bl...

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