pullthrough造句

For instance , laparoscopic one - stage pullthrough operation for hirschsprung s disease has obviated the need for defunctioning colostomy stoma . in childhood recurrent abdominal pain , laparoscopy has enabled the identification of many intraabdominal pathologies previously unidentified , and has provided effective treatment
在儿童复发性腹痛，腹腔镜的应用更帮助诊断了许多以前不易发现的腹内病理变化，明确了腹痛的病因，并同时作出有效治疗。
It's difficult to find pullthrough in a sentence. 用pullthrough造句挺难的