×

Single-lumen balloon catheter having a directional valve

  • US 5,304,198 A
  • Filed: 11/13/1992
  • Issued: 04/19/1994
  • Est. Priority Date: 11/13/1992
  • Status: Expired due to Term
First Claim
Patent Images

1. A single-lumen balloon catheter assembly comprising a catheter body having proximal and distal ends, a single lumen extending between those proximal and distal ends, an inflatable balloon having proximal and distal ends disposed in the distal region of the catheter body, a valve seat disposed between the distal end of the inflatable balloon and the distal end of the catheter body, which valve seat is formed by a circumferential band cinching a portion of the catheter body forming distal and proximal valve surfaces, and allows passage of a control wire therethrough, and is adapted to engage and seal said lumen, both on its distal and proximal valve surfaces, with a valve plug disposed on a control wire.

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