×

Angioplasty catheter

  • US 5,370,655 A
  • Filed: 11/18/1993
  • Issued: 12/06/1994
  • Est. Priority Date: 04/13/1989
  • Status: Expired due to Term
First Claim
Patent Images

1. A balloon dilatation catheter assembly, comprising:

  • a. a proximal metallic outer tube having a proximal end, a distal end and a lumen extending therethrough;

    b. a distal polymeric outer tube having a proximal end and a distal end, the proximal end of the distal polymeric outer tube connected to the distal end of the proximal metallic outer tube;

    c. an inflatable balloon having a proximal end, a distal end and an internal volume defined therein, the proximal end of the balloon connected to the distal end of the distal outer tube, wherein said lumen of said proximal metallic outer tube is in fluid communication with said internal volume of said balloon;

    d. a first polymeric inner tube having a proximal end and a distal end, the distal end of the first polymeric inner tube connected to the distal end of the balloon and extending proximally inside at least a portion of said distal polymeric outer tube; and

    ,e. a second polymeric inner tube having a proximal end at least partially extending into the proximal outer tube, a distal end at least partially extending into the distal outer tube, the second polymeric inner tube connected to the first polymeric inner tube.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×