Several other cannulas are inserted to allow the surgeon to work inside and remove part of the colon.
病人的腹部还要放入其他的套管，用于让外科医生用于实施手术、切除部分结肠。
The entire procedure may be completed through the cannulas or by lengthening one of the small cannula incisions.
全部手术可以完全利用套管进行或者需要扩大其中一个套管的切口。
Several cannulas are placed in different locations on your abdomen to allow your surgeon to place instruments inside your belly to work and remove your spleen.
