... of trauma, surgical wounds, infected wounds / wound, such as burn wounds, purulent wound / wound, sinus, fistula; difficult to heal wounds, ... out bacteria,viruses,fungs and necrotic tissue in wound, and prompt wound healing by special low frequency ultrasonic power loading water ... factors*To promote antibiotic in rinse solution into deeper tissueLower cost*The rinse solution is normal saline,about 30- ...