Patent 8052703 was granted and assigned to Boston Scientific on November, 2011 by the United States Patent and Trademark Office.
Medical devices having one or more cutting elements are disclosed. In some embodiments, a medical device includes an elongated catheter configured to be inserted into a body, and a cutting element carried by the catheter. The cutting element has an alloy including from about 12% to about 16% by weight of chromium, from about 0.5% to about 5% by weight of molybdenum, and iron. The alloy has a martensitic phase.