Patent ID: 7951091
Filing Date: 2011-05-31
Classification: A61M

Abstract:
1. A guide wire comprising: an elongate, flexible core having a proximal region, a proximal end, a distal region, and a distal end, and the distal region having a tapered portion; a single coil comprising 3 to 24 wire strands, each of the 3 to 24 wire strands being formed in a single helix and wrapped helically parallel to one another to thereby form the single coil, the single coil having a longitudinal central axis and an interior, and at least a portion of the tapered distal region of the core being disposed within the interior of the single coil; a polymer tie layer disposed on at least a portion of the wire strands; and a lubricious polymer layer disposed on the polymer tie layer, and wherein the angle between the wire strands and the longitudinal central axis is from 10 to 45 degrees.