Patent ID: 7896642
Filing Date: 2011-03-01
Classification: A61M

Abstract:
1. A balloon folding device for folding a secondary balloon of a bifurcation balloon catheter comprising a primary balloon and said secondary balloon, said secondary balloon suitable for unfolding a side branch structure of a bifurcation stent, said balloon folding device comprising: a first die having an external contacting surface; and a second die comprising a first portion moveable with respect to a second portion, the second die having a cavity, a portion of the cavity comprising a contacting surface, the contacting surface comprising a first contacting section and a second contacting section, the first portion comprising the first contacting section and the second portion comprising the second contacting section; wherein the second die is movable with respect to the first die along a linear path during a first portion of a balloon folding procedure, and during movement the external contacting surface of the first die moves within the cavity of the second die, the contacting surfaces constructed and arranged to contact the secondary balloon.