1病例资料国家级柔道运动员,女,25岁,训练年限12年。左膝股二头肌肌肉与肌腱连接点处疲劳性损伤、疼痛3个月,曾用微波、短波等物理治疗及局部按摩,效果均不明显。平时基本能坚持正常训练,但是在加大训练量时运动功能受到明显影响,蹲起时力量下降,下蹲时疼痛加剧。查体:左膝外观 1 case information national judo athletes, female, 25 years old, training years 12 years. Left knee biceps muscle and tendon junction fatigue injury, pain for 3 months, once with microwaves, shortwave and other physical therapy and local massage, the effect is not obvious. Normally can usually insist on normal training, but in increasing the amount of exercise significantly affected by motor function, squatting down the power decline, squat pain intensified. Physical examination: left knee appearance