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Universal dilator with reciprocal incisor

  • US 5,556,405 A
  • Filed: 10/13/1995
  • Issued: 09/17/1996
  • Est. Priority Date: 10/13/1995
  • Status: Expired due to Term
First Claim
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1. A device for incising and dilating a stenosis in a vessel which comprises:

  • a base member;

    a plurality of blades mounted on said base member;

    a housing formed with a plurality of slits;

    a placement catheter, said placement catheter being formed with a lumen and having a distal end, said distal end of said placement catheter being attached to said housing to form a chamber therebetween, said base member being positioned in said chamber with said blades aligned with said slits; and

    a push-pull catheter inserted through said lumen of said placement catheter and attached to said base member for movement of said base member in said chamber between a first position wherein said blades are withdrawn into said housing for use of said device as a dilator and a second position wherein said blades extend through said slits of said housing for use of said device as an incisor.

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