瘘管镊

carotid-cavernous fistula

perilymphatic fistula【耳鼻喉】

oroantral fistula

gastric fistula

AV fistula needle

tracheoesophageal fistula

Excision of Urachal duct or fistula with partial cholecystectomy

Closure of colon fistula--colocutaneous