Patent Number: 8,657,782

Title: Catheter having transitioning shaft segments

Abstract: A catheter having shaft segments which are joined together by a strong bond providing a low profile shaft section with a flexibility transition and/or a compositional transition. A balloon catheter embodying features of the invention has a distal tip member and a coupling band member surrounding a junction of an inner tubular member of the shaft, and has a gradual change in bending stiffness along a distal end section of the shaft which extends distally from a location within the balloon interior. Another catheter embodying features of the invention has shaft segments joined together by a diagonal seam.

Inventors: Arana; Ramon (Temecula, CA), Brown; Daniel (Temecula, CA), Novak; Curt A. (Corona, CA), Mann; Justin K. (Murrieta, CA), Simpson; John A. (Carlsbad, CA), Wilson; Bruce M. (Temecula, CA), Barbod; Leonard D. (San Diego, CA)

Assignee: Abbott Cardiovascular Systems, Inc.

International Classification: A61M 29/00 (20060101)

Expiration Date: 2022-02-25 0:00:00