... physical therapy choose to use a different stall; Acting on the body's energy value range is from 1J to 50J, when ... : Female uterus, breasts, genitals, medical shaping the site, there are metal parts of the body and the filler parts, can not use this device ... use this device. Can not operate in the back, we must avoid the bone bits. C. The body buried in hearing aids, heart pacemakers ...