Methods of angioplasty treatment of stenotic regions
Patent 5143093 Issued on September 1, 1992. Estimated Expiration Date: October 5, 2010. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Dilation catheters for use in administering treatments to relieve stenotic regions within a body lumen are described. In the invention, a novel catheter system having a balloon length of minimal length for treating distal arteries is utilized. In addition, novel methods for treating stenotic areas which are present in tortuous vessels, as well as hardened, or calcified stenotic portions are also described.
Spencer B. King et al., Coronary Arteriography and Angioplasty, McGraw-Hill Book Company, pp. 399-460
John B. Simpson et al., "A New Catheter System for Coronary Angioplasty", The American Journal of Cardiology, vol. 49, Apr. 1, 1982, pp. 1216-1222