英德
有道
百度
谷歌
图片
维基
百科
尿道括约肌
urethral sphincter
- 怀孕和分娩可以削弱肌肉控制尿液从膀胱（尿道括约肌）流动。
Being pregnant and giving birth can weaken the muscle that controls the flow of urine from your bladder (urinary sphincter). - 目的：为带血管神经蒂股薄肌瓣转位重建尿道括约肌术提供解剖学基础。
Objective: To provide anatomic basis for the reconstruction surgery of sphincter of urethra using gracilis flap pedicled with vessels and nerves. - 由于年龄的增长雌激素水平的下降，或是既往阴道手术或是该部位的神经损伤都会导致尿道括约肌压力下降。
Advanced age, inadequate estrogen levels, previous vaginal surgery and certain neurologic lesions are associated with poor urethral sphincter function.
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