Coil reinforced catheter inner tubular member

Details Coil reinforced catheter inner tubular member Coil reinforced catheter inner tubular member

2006-05-09

2006-05-09

Ho, (Jackie) Tan-Uyen T. (Department: 3731)

Prosthesis (i.e., artificial body members), parts thereof, or ai

Arterial prosthesis

Stent combined with surgical delivery system

Reexamination Certificate

active

07041125

ABSTRACT:
A catheter having an elongated shaft formed of a polymeric tube with at least a section having an outer coiled support member wound in a first direction and embedded in the polymeric tube, and an inner coiled support member wound in a second direction opposite to the first direction. In a presently preferred embodiment, the inner coiled support member has coils spaced closer together than coils of the outer coiled support member. In one embodiment, the inner coiled support member is partially embedded in the polymeric tube.

REFERENCES:
patent: 4981478 (1991-01-01), Evard et al.
patent: 5728065 (1998-03-01), Follmer et al.
patent: 5951539 (1999-09-01), Nita et al.
patent: 6165163 (2000-12-01), Chien et al.
patent: 6193686 (2001-02-01), Estrada et al.
patent: 6511462 (2003-01-01), Itou et al.
patent: 6669886 (2003-12-01), Willard

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