Patent ID: 11925778
Assignee: VASCULAR PATHWAYS, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 11:
12. The method according to claim 1, wherein:
the distal end of the guidewire has a coiled configuration, comprising:
a first coil extending from a straight portion of the guidewire, the first coil lying substantially in a first coil plane; and
a second coil extending from the first coil, the second coil lying substantially in a second coil plane parallel to the first coil plane, the second coil having a diameter less than or equal to a diameter of the first coil, wherein a line orthogonal to the first coil plane and the second coil plane is substantially orthogonal to the straight portion of the guidewire, and

advancing the distal end of the guidewire out of the lumen of the needle transitions the distal end of the guidewire from a straight configuration to the coiled configuration.