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Optical trocar

  • US 5,467,762 A
  • Filed: 10/06/1993
  • Issued: 11/21/1995
  • Est. Priority Date: 09/13/1993
  • Status: Expired due to Term
First Claim
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1. A trocar which comprises:

  • a cannula;

    an obturator configured for insertion into said cannula, said obturator having a proximal end, a distal end and a longitudinal bore;

    a member positioned at said distal end of said obturator for allowing optical images to pass into said longitudinal bore;

    a cutting blade for penetrating body tissue positioned at said distal end of said obturator, said cutting blade being movable between non-deployed and deployed positions; and

    an actuator operatively connected to said cutting blade, said actuator selectively movable to move the cutting blade between the non-deployed and deployed positions.

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