Main point: The technique should be soft ,but should be permeated, more stronger pressing on transverse colon and light 要领：手法要柔和，但还要渗透，横结肠压力宜重点，降结肠压力要轻。
In 9, Kelling used the transverse colon and Vulliet used the left colon in a subcutaneous route in continuity with a tub在9 年Kelling 和Vulliet 分别尝试应用横结肠和左侧结肠经皮下和一个皮管替代食管。