Fig. 7From: Experimental study of beam distortion due to fiducial markers during salvage HIFU in the prostateLesions produced in BSA PAG phantoms after raster scanning the transducer in the x-direction with the transducer focus positioned 10, 5, 2, 1 mm in front of the marker (a-d), at the marker (e) and 1, 2, 5, 7, 10 mm behind the marker (f-j)Back to article page