| 摘要 |
PURPOSE: A trocar is provided to be conveniently folded or protruded when the surgical instrument enters. CONSTITUTION: A bushing(100) is inserted into a surgery spot. The bushing guides the surgical instrument for performing an operation for the surgery spot. A body(200) is connected to the bushing. The body includes a port for the surgical instrument. A supporting limb(310) is formed in the outside of the body. |
