In an acoustic wave therapy apparatus, irradiation devices for generating acoustic waves for medical treatment are arranged on one side of a holder. A water bag is provided on the one side of the holder. The water bag is put in contact with the surface of a subject. A probe rod is arranged within the...http://www.google.es/patents/US5203333?utm_source=gb-gplus-sharePatente US5203333 - Acoustic wave therapy apparatus