A balloon device (400, 600, 700, 750, 800, 900, 1100, 1200) for treating a calcified structure (416, 716) of a body tissue comprising: an elongated body (404, 604, 704, 754, 804, 1104, 1204) extending between a proximal end (401, 601, 801, 901, 1101, 1201) and a distal end (403, 603, 803, 903, 1103, 1203) and having at least one lumen (405, 916, 1105) extending along at least a portion thereof and defining a fluid path; and at least one inflatable balloon (402, 502, 512, 602, 702, 752, 820a, 820b, 820c, 920) secured to the elongated body and fluidly connected to the at least one lumen, the at least one lumen being fluidly further connectable to a fluid source for selectively inflating and deflating the at least one inflatable balloon, the at least one inflatable balloon for treating the calcified structure when being inflated, being positioned in close proximity to the calcified structure and vibrating, mechanical vibrations of the at least one inflatable balloon causing destructuration of the calcified structure, wherein the elongated body is connectable to a vibration source for inducing mechanical vibrations into the at least one inflatable balloon when inflated, further wherein at least one inflatable balloon is adapted to receive an electrically conductive fluid therein from the fluid source, and wherein the vibration source comprises a light source and the balloon device further comprises at least one transducer and at least one optical waveguide operatively connected to the light source, wherein the at least one transducer is operable to receive light from the light source and to generate high energy mechanical pulses in the conductive fluid, thereby inducing the mechanical vibrations of the at least one inflatable balloon. an elongated body (404, 604, 704, 754, 804, 1104, 1204) extending between a proximal end (401, 601, 801, 901, 1101, 1201) and a distal end (403, 603, 803, 903, 1103, 1203) and having at least one lumen (405, 916, 1105) extending along at least a portion thereof and defining a fluid path; and at least one inflatable balloon (402, 502, 512, 602, 702, 752, 820a, 820b, 820c, 920) secured to the elongated body and fluidly connected to the at least one lumen, the at least one lumen being fluidly further connectable to a fluid source for selectively inflating and deflating the at least one inflatable balloon, the at least one inflatable balloon for treating the calcified structure when being inflated, being positioned in close proximity to the calcified structure and vibrating, mechanical vibrations of the at least one inflatable balloon causing destructuration of the calcified structure, wherein the elongated body is connectable to a vibration source for inducing mechanical vibrations into the at least one inflatable balloon when inflated, further wherein at least one inflatable balloon is adapted to receive an electrically conductive fluid therein from the fluid source, and wherein the vibration source comprises a light source and the balloon device further comprises at least one transducer and at least one optical waveguide operatively connected to the light source, wherein the at least one transducer is operable to receive light from the light source and to generate high energy mechanical pulses in the conductive fluid, thereby inducing the mechanical vibrations of the at least one inflatable balloon.