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.
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.Patent References 2930377 3045677 3448739 3889686 Calibrated leak balloon micro-catheter Endoscope Catheter provided with a safety-fixing member, remotely adjustable and expandible by introducing fluids Catheter with trans-luminal electrical conductor Airway intubator Multiple surgical cuff InventorApplicationNo. 593666 filed on 10/05/1990US Classes:128/898, Methods604/103.05, Having sheath enclosing balloon604/913, DILATORS MADE OF SWELLABLE MATERIAL [A61M 29/02]606/194Inserted in vascular systemExaminersPrimary: Thaler, Michael H.Attorney, Agent or FirmForeign Patent References
International ClassA61M 029/02AbstractDilation 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.Other References
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