Patent ID: 8518103

Claim:
A catheter assembly, comprising: a main catheter branch having a proximal end portion and a distal end portion, the distal end portion including a first branch and a second branch, the first branch of the distal end portion including an arc portion, the arc portion comprising: a curved section having first and second ends and an exterior surface, the arc portion maintaining the curved section when in a rest state; a lumen defined within the arc portion and extending between the first and second ends along the curved section; an inwardly curved exterior surface side portion of the curved section; an outwardly curved exterior surface side portion of the curved section; and at least one rest side portion arranged on the exterior surface between the inwardly and outwardly curved exterior surface side portions, the at least one rest side portion arranged in a plane parallel with a projection plane, the projection plane oriented parallel to a plane extending from the inwardly curved side portion to the outwardly curved side portion; a first inflatable balloon positioned on the first branch along the arc portion, wherein the arc portion of the first branch maintains the curved section when the first inflatable balloon is in a deflated state; a second inflatable balloon positioned on the second branch, wherein the second inflatable balloon is smaller than the first inflatable balloon; and a side catheter branch being generally linear when in a rest state and extending along a portion of the arc portion within a plane that is coplanar with the projection plane extending from the inwardly curved side portion to the outwardly curved side portion.