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首页> 外文期刊>Journal of electromyography and kinesiology: Official journal of the International Society of Electrophysiological Kinesiology >Adaptation of gait initiation in children with unilateral idiopathic clubfoot following conservative treatment
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Adaptation of gait initiation in children with unilateral idiopathic clubfoot following conservative treatment

机译:保守治疗后单侧特发性肝癌脚梗死儿童的适应性

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摘要

Children with unilateral clubfoot (CF) treated conservatively have residual foot deformities and triceps surae m. atrophy. Using surface electromyography of tibialis anterior (TA), gastrocnemius (GA), and peroneus longus muscles, simultaneously with ground reaction forces recordings, the present work assesses the influence of this pathology on the gait initiation process. Ten children with CF and 10 healthy children were investigated. In children with CF, the velocity of the centre of gravity (CG) at the end of gait initiation did not differ from that of healthy children, because of adaptations of anticipation and execution phases. CG velocity at the end of anticipation was lower in children with CF than in healthy children when the swing foot was the affected one, indicating that propulsion was less efficient in this condition. It is shown that this resulted from alterations in anticipation duration, initial centre of pressure position and TA and PL excitations. Execution was shortened when support was provided by the pathological foot: the motor program was adapted to shorten the phase during which equilibrium control might be deficient. Biomechanical characteristics of the execution phase of children with CF did not depend on the swing foot. This indicated that the sound foot cannot be used as a control for accessing residual deficiencies. (C) 2005 Elsevier Ltd. All rights reserved.
机译:单侧球杆脚下的儿童(CF)保守治疗残留的脚畸形和三头肌SURAE m。萎缩。使用胫骨前(TA)的表面肌电写法(TA),腓肠肌(GA)和Peroneus onalus肌肉,同时与地面反应势力记录,目前的作品评估了该病理对步态启动过程的影响。调查了有10名患有CF和10名健康儿童的儿童。在CF的儿童中,由于预期和执行阶段的适应,Gait Endiation结束时的重心(CG)的速度与健康儿童的速度没有不同。当摇摆脚是受影响的人的情况下,预期的儿童的速度较低的Cg速度低于健康的儿童,表明推进在这种情况下效率较低。结果表明,这导致预期持续时间,压力位置初始中心和TA和PL激励的改变。当病理脚提供支持时,执行缩短:电机程序适于缩短平衡控制可能缺陷的阶段。 CF儿童的执行阶段的生物力学特征不依赖于摇摆脚。这表明声脚不能用作访问残留缺陷的控制。 (c)2005年elestvier有限公司保留所有权利。

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