EXTENDABLE GUIDEWIRE FOR VASCULAR PROCEDURES

摘要

An extendable guidewire system for introducing a dilatation catheter into the arterial system of a patient. The guidewire system has guidewire and extension sections with a connection therebetween which permits the two sections to be joined together and separated simply by twisting the two sections to effect a threaded connection. One of the sections can be used for positioning the catheter within the cardiovascular system, and the other. section an be employed to extend the wire to change catheters.