Trocar insertion apparatus

Details Trocar insertion apparatus Trocar insertion apparatus

A - Human Necessities

61

B

A61B 17/34 (2006.01) A61B 17/00 (2006.01)

Patent

CA 2481967

Apparatus for forming and enlarging a percutaneous penetration are disclosed. The apparatus includes an elongate dilation member including a radially expandable member having a first cross-sectional area; and an elongate expansion member including a tubular element having a second cross-sectional area which is larger than the first cross-sectional area. The apparatus further includes an advancing apparatus having a first arm with a first engaging feature for engaging the handle of the dilation member; a second arm with a second engaging feature for engaging the handle of the expansion member; and an operation member; the first arm and the second arm being connected so that operation of the operation member approximates the first engaging feature and the second engaging feature together.

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