Patent 8394055 was granted and assigned to Abbott on March, 2013 by the United States Patent and Trademark Office.
A balloon catheter having a multi-layered balloon which has a first layer and at least a second layer, and which has noncompliant limited radial expansion beyond the nominal diameter of the balloon. By selecting the polymeric materials forming the balloon layers, and arranging and radially expanding the multiple layers of the balloon in accordance with the invention, a balloon is provided having an improved low compliance, preferably in combination with high flexibility and softness.