×

Outer exchange catheter system

  • US 5,376,074 A
  • Filed: 05/18/1993
  • Issued: 12/27/1994
  • Est. Priority Date: 09/18/1984
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for dilating a stenosis in a passageway in a body, which comprises:

  • a. introducing an outer sheath having proximal and distal ends and a lumen into a body passageway;

    b. advancing a first catheter having a dilatation balloon means adjacent to a distal end thereof, into and through the outer sheath to cause the dilatation balloon means to be positioned across a stenosis in the body passageway;

    c. inflating the first dilatation balloon means to cause the stenosis to dilate;

    d. deflating the first dilatation balloon means;

    e. slidably advancing the outer sheath distally along the first dilatation catheter to position the outer sheath distally of the stenosis; and

    f. withdrawing the first dilatation catheter in the proximal direction within the outer sheath to remove the first dilatation catheter from the body.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×