A balloon catheter assembly (100), (200), comprising: an elongated catheter tube (102), (202) that includes a light (104), (204) having a first cross-sectional area； a cable (106), (206) extending through said light (104), (204)； and an inflatable balloon (130), (230) mountably associated, at a rear end (138), (238) thereof, with said elongated catheter tube (102), (202) and mountably associated, in a leading end (132), (232) thereof, with said cable (106), (206)； said elongated catheter tube (102), (202) being formed with a plurality of balloon inflation openings (160), (260) communicating with said light (104), (204), including said plurality of inflation openings of the balloon (160), (260) at least two openings that are arranged in different azimuthal locations along said catheter tube (102), (202) underlying said balloon (130), (230), and having said balloon (130), (230) an inflated state and a corresponding deflated state in which at least a first part of said balloon (130), (230) can be twisted with respect to at least a second part of said balloon (130), ( 230), causing at least partial blocking of at least one, but not all, of said plurality of balloon inflation openings (160), (260)； characterized in that: said plurality of balloon inflation openings (160), (260) has a cross-sectional area of total aperture that exceeds said first cross-sectional area of said light (104), (204)； and the inflated state of said balloon (130), (230) has a ratio of maximum inflated diameter to length of more than 0.4.Un ensamblaje de catéter de globo (100), (200), que comprende: un tubo de catéter alargado (102), (202) que incluye una luz (104), (204) que tiene una primera área de sección transversal； un cable (106), (206) que se extiende a través de dicha luz (104), (204)； y un globo inflable (130), (230) asociado de forma montable, en un extremo posterior (138), (238) del mismo, con dicho tubo de catéter alargado (102), (202) y asociado de forma montable, en un extremo anter
