Catheter for minimally-invasive treatment of stenosis; has separately inflatable dilatation balloon between two blockable balloons, whose spacing can be adjusted

摘要

The catheter (1) has at least one proximal (5) and one distal balloon, which can be separately blocked, and whose spacing can be adjusted. A separately inflatable dilatation balloon between the two blockable balloons to widen the narrow part (27) in an artery.