Composite medical device and method of forming

Abstract From the Canadian patent

Composite medical devices, such as catheters or the like. In at least some , embodiments composite medical devices, and/or shafts for use therein that , can include a more flexible inner portion and a less flexible outer portion. In some embodiments, the composite elongate shaft can be constructed by forming a metallic outer portion including a first metallic material about a metallic inner portion including a second metallic material different from the first material. The second metallic material can be more flexible than the first metallic material. A segment of the metallic outer portion can then be removed from the composite shaft to expose a segment of the metallic inner …