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HIFU phased array device: front and side views of the array and its holding mechanism that provided adjustment of the position of the array. 1- aperture to mount ultrasound imaging transducer; 2- spherical surface with 254 elements randomly distributed in space; 3- HIFU aperture; 4- flexible housing to contain water bolus, 5 – mechanism to adjust position of the array (2) relative to the housing (4).
