| 摘要 |
PURPOSE: A trocar apparatus is provided to perform a comfortable and safe surgical operation by effectively securing an operation space. CONSTITUTION: A trocar apparatus comprises: a trocar unit(100); a guide unit(200) which is combined with the trocar unit and guides insertion and location of the trocar unit; and a balloon unit which is equipped in the trocar unit, is swollen by fluid injected through the guide unit, fixes the location of the trocar unit, and lifts the womb of a patient.
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