Patent ID: 8398697

Claim:
A catheter assembly, comprising: (a) a main catheter branch comprising: i. a catheter shaft, the catheter shaft having a distal end portion and defining an inflation lumen; ii. a main balloon positioned at the distal end portion of the catheter shaft, the main balloon having a distal waist portion; the main balloon having a proximal end portion and a distal end portion; wherein the main balloon includes the distal waist portion at the distal end portion iii. a main guidewire housing, the main guidewire housing defining a main guidewire lumen; and iv. a side balloon assembly, the side balloon assembly including: A. a side balloon; and B. a side inflation member, the side inflation member having a proximal end portion connected in fluid communication with the distal end of the side balloon, and a distal end portion connected in fluid communication with the main balloon at a location distal of the side balloon, wherein the side inflation member does not include a proximal end segment that extends from the side balloon in a proximal direction.