ADJUSTABLE STIFFNESS CATHETER

摘要

Medical devices such as catheters can include structure or provision that permit a physician or other health care professional to adjust the stiffness of at least a portion of the medical device. In some instances, the medical device may be adjusted prior to inserting the medical device into a patient. In some cases, the medical device may be adjusted while in use within the patient.

主权项

1. An adjustable catheter, the catheter having a distal region and a proximal region, the catheter comprising:
an elongate polymeric shaft extending from the proximal region to the distal region; and a first spiral-cut hypotube disposed within the elongate polymeric shaft.