胃大部切除术后发生肠石所致肠梗阻１４例，术前均误诊为粘连性肠梗阻。作者认为术前难以判明其原因，并提出有助于诊断的几点意见和梗阻的发生机制。同时强调这一类型的肠梗阻发生机制，并建议这一类型的肠梗阻应列为ＢｉｌｌｒｏｔｈⅡ术式的远期并发症之一。 Fourteen cases of intestinal obstruction caused by gastrectomy occurred after subtotal gastrectomy, which were misdiagnosed as adhesive intestinal obstruction before operation. The authors believe that it is difficult to determine the cause of preoperative, and put forward some helpful advice on the diagnosis and obstruction of the mechanism. At the same time, it emphasizes this type of intestinal obstruction mechanism and suggests that this type of intestinal obstruction should be listed as one of the long-term complications of Billroth II procedure.