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作者用两种测定方法对95个小儿尸体髋关节腔不同体位的压力测定,结果发现关节压力主要取决于髋关节体位,伸直极度外展内旋位最高,屈曲45°,外展45°最低,不同测定方法关节内压力绝对值不同,但无论任何方法和年龄,就每个关节而言,不同体位的变化规律均完全相同。髋关节压力与不同体位的关系有利于解释关节滑膜嵌顿的发病机理,指导先髋脱位、Perthes病、化脓性髋关节炎的体位疗法。先髋脱位患儿在其他体位能获得复位稳定的前提下,应尽可能避免采用极度外展内旋位和极度外展外旋位──蛙式位、小儿急性化脓性关节炎患儿宜早期切开引流,以免股骨头缺血性坏死。
The authors measured the pressure in different positions of the hip joint of 95 pediatric cadaveric patients using two assays and found that the joint pressure was mainly determined by the position of the hip joint with the highest degree of extensor and the highest degree of abduction and internal rotation of 45 ° , Different methods of determination of different absolute pressure within the joint, but regardless of any method and age, in terms of each joint, the different body position changes are exactly the same. The relationship between hip pressure and different body positions is helpful to explain the pathogenesis of joint synovial incarceration and to guide the position therapy of hip dislocation, Perthes disease and suppurative hip arthritis. Hip dislocation in children under the premise of restoring stability can be obtained, as far as possible to avoid the use of extreme outreach and extreme outreach external rotation ─ ─ frog-type children with acute suppurative arthritis in children should be early Cut the drainage, so as to avoid ischemic necrosis of the femoral head.