نتایج جستجو برای: iemg
تعداد نتایج: 152 فیلتر نتایج به سال:
بسیاری از پژوهشگران عقیده دارند که تحریک مکانیکی عمده ترین تعیین کننده سازگاری های ناشی از تمرین مقاومتی می باشد. در مقابل عده ای از پژوهشگران پیشنهاد کرده ند که علاوه بر تحریک مکانیکی، تغییرات متابولیکی و هورمونی نیز می تواند نقش مهمی در ایجاد تغییرات بلندمدت مانند هایپرتروفی و قدرت عضلانی داشته باشد. بر این اساس، هدف از این پژوهش، مقایسه تأثیر روش های مختلف اجرای فعالیت مقاومتی بر پارامترهای ...
BACKGROUND: Many occupations require workers to stand for prolonged periods, which can cause discomfort, pain and even injures. Some supermarkets in life provide a foot pad checkout staff let them on it at work, thereby reducing standing fatigue caused by long time. The inclined platform is the same as mentioned above. That is, stepped relieved certain extent. OBJECTIVE: study aims analyze how ...
Work is intended to find out the relationship of biological signals with respect to the voluntary movement of human organs. Here the concentration is on elbow as a preliminary case, on experimental observation it is found out that the characteristics such as amplitude, frequency etc. of raw SEMG signals are very complex to relate it with the dynamics of elbow. A close analysis of Surface Electr...
ABSTRACT The patellar stability is maintained by ligaments. Muscles and joint capsule. Due to vastus medialis atrophy patella is moving outward and finally causes lateral hyperpressure syndrome. Which is painfull. This is a common syndrome that too many patients suffered from it. The perpose of this study is to determine the level of activity of medial and lateral muscles of the pate...
PURPOSE Aging is associated with slow reactive movement generation and poor termination. OBJECTIVE We examined the hypothesis that the build-up of excitability in the primary motor cortex in the agonist muscle to generate ballistic wrist flexion and extension and in the antagonist to stop the movement, is lower and slower in old compared with young adults. METHODS We measured the size of th...
From a subject group of pes cavus, the purpose of this study was to evaluate the biomechanical characteristics of lower limbs, based on plantar foot pressure and electromyography (EMG) activities, by the effects on two kind of custom-made insoles. Ten individuals among thirty females with a clinical diagnosis of idiopathic pes cavus (mean age (SD): 22.3 (0.08) years) were selected for the study...
Abstract: The Therapeutic Exercise Machine (TEM) is a newly developed exercise machine for the hip and knee joints of spastic patients. This study aims at evaluating the short-term effects of Continuous Passive Range of Motion Exercise (CPROM-E) on passive resistive torque of the hip and knee in spastic patients and in normal subjects. During the CPROM-E in 40 individual sessions, TEM carried o...
OBJECTIVE To analyze strength and integrated electromyography (IEMG) data in order to determine the neuromuscular efficiency (NME) of the vastus lateralis (VL) and biceps femoris (BF) muscles in patients with anterior cruciate ligament (ACL) injuries, during the preoperative and postoperative periods; and to compare the injured limb at these two times, using the non-operated limb as a control. ...
The purpose of this study was to register breathing patterns, in healthy subjects, during breathing with a positive expiratory pressure. Integrated electromyographic (IEMG) activity of the following muscles was assessed: scalene muscle, parasternal muscle and abdominal muscles, using surface electrodes. Inspiration time, expiration time, total breathing cycle time, tidal volume and breathing fr...
Purpose The purpose of this study was to assess the effects of practicing Baduanjin exercises on the lower extremities of subjects using electromyography analysis. Subjects 110 healthy adults were randomly assigned as subjects to two groups: SG group who received sixteen weeks of Baduanjin training and CG group who received no training. Methods The methods used in this study included the us...
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