括约肌

Conclusion The combined diverticulo-sphincteroplasty is simpl,safe,effective for the treatment of juxta-ampullary diverticula.

结论憩室-括约肌联合成形术既简单、安全、有效，又保通道是壶腹旁憩室的可取术式。

In recent years,we used the operation way combining stripping external hemorrhoid,ligating internal hemorrhoid and cutting part of sphincter ani internus to treat 32 such patients.

嵌顿性混合痔病人相痛苦,近年来,我科采用外剥内扎并切断部分内括约肌手术32。