Shaft and guidewire employing the same

摘要

A shaft suppresses a permanent set, or plastic deformation, even when inserted into an extremely winding blood vessel. A guidewire incorporates the above shaft. The shaft is twisted along its longitudinal axis and has a cross section forming a substantially rectangular shape extending in a first direction perpendicular to the longitudinal axis. The cross section has at least one arcuate recess.

主权项

1. A shaft comprising:
a rod-like body that includes a twisted elongated shape that twists along its longitudinal axis, wherein, a cross section of the rod-like body includes a rectangular shape and a first arcuate recess, the rectangular shape extending in a first direction perpendicular to the longitudinal axis.