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Apparatus and method for developing an anatomic space for laparoscopic procedures with laparoscopic visualization

  • US 5,540,711 A
  • Filed: 03/10/1995
  • Issued: 07/30/1996
  • Est. Priority Date: 06/02/1992
  • Status: Expired due to Term
First Claim
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1. A laparoscopic apparatus for creating an anatomical working space underlying the skin of a patient comprising:

  • a U-shaped channel guide comprising an open ended longitudinally extending distal portion and a ring shaped proximal portion having a bore extending therethrough;

    a tunneling member having proximal and distal extremities and having a bore therein extending from the proximal extremity to the distal extremity and having an open end, the tunneling member being inserted through the bore of the channel guide for tunneling through tissue of the patient;

    a balloon having an inflatable space and being capable of assuming collapsed and inflated conditions, the balloon being in the collapsed condition and being formed into a roll and means carried by the balloon for retaining the balloon in a roll and securing the balloon to the channel guide and the tunneling member.

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