人们常说，高电平的负反馈引起了低旋转率。
It is often said that high levels of NFB enforce a low slew-rate.
目的探讨应用低旋转点超大腓肠神经营养血管逆行皮瓣修复踝足部软组织缺损的临床效果。
Objective To explore the clinical effect of the lower rotating point super sural neurocutaneous vascular flap on the repair of the soft tissue defects in the ankle and foot.
方法：在前臂皮神经浅静脉营养血管解剖学研究的基础上，设计低旋转点的远端蒂皮瓣，临床应用13例。
Methods:Low-swivel distally based pedicle flap were designed on the base of anatomical study on nutrient vessel of cutaneous nerve and superficial vein of forearm, 13 cases were applied in clinic.
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