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Endoscopic instrument for controlled introduction of tubular members in the body and methods therefor

  • US 5,645,519 A
  • Filed: 03/18/1994
  • Issued: 07/08/1997
  • Est. Priority Date: 03/18/1994
  • Status: Expired due to Fees
First Claim
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1. An instrument for introducing a tubular member at a site in the body comprising:

  • a tubular member having a distal end for being introduced at the site in the body;

    a blade releasably assembled to said tubular member for guiding introduction of said tubular member distal end at the site in the body, said blade including a distal end for being positioned in the body and a configuration to retract tissue to permit movement of said tubular member toward the site in the body, said tubular member being movable along said blade, anda remote viewing device disposed in said tubular member including means for visualizing introduction of said tubular member distal end at the site in the body from a location remote from the site in the body.

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