肾下极手术可以有多种方法控制血管。在尿路取石手术,肾切开术或肾下极部分切除术中,阻断肾蒂血管的方法保证了手术顺利进行。但强加于健康肾组织不必要的局部缺血,许多外科医师是不情愿的。另一方面,切开肾组织不阻断肾蒂血管,可发生相当量的出血,为了控制出血而直接压迫创面防碍了手术野,同时占用了术者的手。 Subglottic surgery can have a variety of ways to control blood vessels. In the urinary tract lithotomy, nephrectomy or subgapsolar partial resection, blocking the pedicle of the blood vessels to ensure the smooth operation of the surgery. But imposing unnecessary ischemia on healthy kidneys, many surgeons are reluctant. On the other hand, incision of kidney tissue does not block the pedicle of the pedicle, a considerable amount of bleeding can occur, in order to control the bleeding and direct oppression of the surgical field hinder the operation of the field, while occupying the surgeon’s hand.