Results 38 cases all revealed the character of incisional hernia before the operation.7cases occurred postoperative hematoma or blood serum,and 1 case was high Echo outside patch.

• 7例提示补片外血肿,1例为补片外混合性高回声团。结论超声能够为医生提供切口疝较具体的数据情况,为医生选择补片种类及大小提供依据。