B超引导下处理疑难吸宫术及取环术是一种安全、简便、快速、准确性高的好方法。本文报道我院在B超监视下行21例疑难吸宫术及取环术的体会。资料与方法一、对象凡在人流、取环术时发生手术困难,不能完成手术者或初次手术未成功须再次手术者。二、一般资料 Under the guidance of B-guided treatment of difficult suction aspiration and surgery is a safe, simple, fast, high accuracy and a good way. This article reports in our hospital in the B-monitoring 21 cases of difficult suction aspiration and take the ring surgery experience. Materials and methods First, the object where the flow of people, take the circumcision operating difficulties, can not complete the operation or the first operation was unsuccessful to re-surgery. Second, the general information