Catheter shaft
AssigneeSciMed Life Systems, Inc.
InventorsYiqun Bruce Wang, Lixiao Wang, Daniel J. Horn
Life of this patent
Estimating the term…
Abstract
A catheter shaft in accordance with one embodiment of the present invention comprises a support member including a distal end, a proximal end, and a plurality of elongate flanges extending therebetween. Each elongate flange has a fixed end and a free end. The fixed end of each flange being fixed to a central portion of the elongate support member. In a preferred embodiment, a sheath is disposed about the support member of the catheter shaft.
Claims61
A catheter shaft, comprising:
- a metallic elongate support member having an outer surface, a length, and a cross section perpendicular to the length;
- the cross section having a center of area defined by the outer surface, a first distance between the center of area and the outer surface, and a second distance between the center of area and the outer surface;
- wherein the first distance is different from the second distance;
- and
- a sheath disposed about the elongate support member.
A support member for supporting a catheter shaft, comprising:
- a distal end, a proximal end, and a plurality of elongate flanges extending therebetween;
- each elongate flange having a fixed end and a free end;
- and
- the fixed end of each flange being fixed to a central portion of the elongate support member.
A catheter shaft, comprising:
- a support member including a distal end, a proximal end, and a plurality of elongate flanges extending therebetween;
- each elongate flange having a fixed end and a free end;
- the fixed end of each flange being fixed to a central portion of the elongate support member;
- and
- a sheath disposed about the support member.
A catheter shaft, comprising:
- a ribbon forming a plurality of turns;
- a plurality of gaps defined by adjacent turns of the ribbon;
- and
- a jacket comprising a jacket material surrounding at least a portion of the ribbon and extending into the gaps.
A catheter shaft, comprising:
- a wall defining a plurality of perforations;
- and
- a jacket formed of a jacket material overlaying the wall and extending into the perforations.
Dependencies are inferred from the claim text.