Balloon catheter having a flexible distal end

It is a catheter equipped with a proximal end and the long and slender shaft at which at least 遠 has an end and at least one inner 腔, and, as for a side portion, at least 遠 of a shaft has at least wedge-shaped 遠 inside [which has an end] at least 1 portion of an outside sheath. At least as for 遠 of a shaft, in one case of the operation, the surrounding outside sheath of an end is [at least 遠 of a balloon] a side skirt portion. In other cases of the operation, an outside sheath is a sleeve component in which at least 遠 of a balloon has at least a portion by which at least 遠 is arranged from an end at a side.