×

Polymer coated guidewire

  • US 7,494,474 B2
  • Filed: 07/31/2003
  • Issued: 02/24/2009
  • Est. Priority Date: 06/04/1997
  • Status: Expired due to Fees
First Claim
Patent Images

1. A guidewire comprising:

  • an elongated core member having a proximal section and a distal section with a plurality of radiopaque markers disposed thereon at regular intervals in axial position and a longitudinal portion which tapers distally to a reduced transverse dimension wherein the taper creates a substantially linear change in stiffness of the core member over a length thereof;

    a flexible body member disposed about the distal section of the elongate core member; and

    a polymer layer disposed about at least a portion of the distal section of the elongate core member and the flexible body member.

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