Group without Shock wave: Appliance of US gel on the region that will receive the shock wave; Placing of the apparatus´ therapeutic head with the support that blocks the shock wave propagation directly on the appliance field; Appliance of radial shock waves with the BLT600 equipment (BTL Medical Technologies - Canada), the intensity being 2000 to 3000 pulses, 7 to 10Hz of frequency, and 1,5 a 2,5Bar of intensity per application; Appliance on the first day of treatment (D0) as described above, repeated on the second week after the first intervention (2nd week) and four weeks after the first intervention (4th week).