宫内残留是人工流产、药物流产、孕中期引产、剖宫产后最常见的并发症之一。由于盲目刮宫未成功,子宫畸形,合并子宫肌瘤、子宫腺肌病,产后宫腔过大,增加了再次清宫的困难,安全有效地再次清宫显得尤为重要。本文通过比较B超床边监视下与传统盲视下清宫,旨在探讨B超床边监视在困难清宫术中的应用价值。1对象与方法1.1对象2011年7月至2013年8月门诊和住院371例困 Intrauterine residual abortion, abortion, abortion in the second trimester, one of the most common complications after cesarean section. Because blind curettage unsuccessful, uterine malformations, with uterine fibroids, adenomyosis, postpartum uterine cavity is too large, increased the difficulty of re-cure, safe and effective re-clearance is particularly important. In this paper, by comparing the B-bed monitoring with the blind under the traditional Qing Qing, aims to explore the B-bed monitoring in the application of difficult curettage. 1 objects and methods 1.1 object July 2011 to August 2013 outpatient and inpatient 371 cases of sleepy