既往一般应用纵行切开输尿管取石。输尿管的纵行切口,其结果常可产生并发症,如果结石较大或呈嵌顿,这种切口常常引起撕裂及缝合困难,缝合后会显著地缩小输尿管的直径,还可能产生一时性或持久性漏尿。即使切口并未撕裂,由于结石的刺激,粘膜炎性肥厚,管腔缩小,闭合后也将引起一定程度的狭窄(图一)。如果发生漏尿,有时形成尿瘘, The general application of longitudinal incision ureteral stone. Ureteral longitudinal incision, the results can often lead to complications, if the stone is larger or incarcerated, this incision often leads to tear and suture difficulties, the suture will significantly reduce the diameter of the ureter, but also may produce temporary or Lost urine. Even if the incision did not tear, due to the stimulation of stones, mucosal inflammatory hypertrophy, lumen narrowing, closure will also lead to some degree of stenosis (Figure 1). If leakage occurs, urinary fistulas are sometimes formed,