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. Author manuscript; available in PMC: 2011 May 4.
Published in final edited form as: Urol Res. 2010 Oct 22;38(6):491–495. doi: 10.1007/s00240-010-0319-9

Fig. 2.

Fig. 2

Simulation of the focused ultrasound beam, from the annular array propagating from left to right, at a programmed focal depth of 6.5 cm. The beam width was 0.6 cm and 1.1 cm at -6 dB and -20 dB, respectively. Scale in dB.