十二指肠后壁溃疡出血缝针的三点U型缝合法!具体Despite the use of PPIs and improved methods of endo-scopic control, 5% to 10% of patients will have persistent bleed-ing that requires surgical intervention. The vessel most likely to
be bleeding is the gastroduodenal artery because of erosion from
a posterior ulcer. The duodenum is opened longitudinally, with
the incision carried across the pylorus. The vessel is oversewn,
with a three-point U stitch technique, which effectively ligates
the main vessel along with any smaller branches. One must be
careful to avoid incorporating the common bile duct into the
stitch. The duodenotomy is closed transversely to avoid narrow-ing |