| 摘要 |
FIELD: medicine, laparoscopic surgery. ^ SUBSTANCE: both skin and subcutaneous fiber should be cut along umbilical edge, separate umbilical skin with scar tissue and surface fascia against umbilical ring, purify aponeurosis around umbilical ring against subcutaneous fatty fiber, dissect surface fascia with scar tissue and skin from umbilical ring, capture umbilical ring with special clamps or cornerplates to introduce a throcar by dissecting or not dissecting the fascia and peritoneum. ^ EFFECT: higher efficiency. ^ 3 dwg |
