Once-off wound pulse irrigation system It washes and cleans the wounds effectively which has been ever in operation of orthopaedics and surgery.And it can also be applied to the wound whose arthrosis has been broken. Benefits to patients: 1.Thoroughly clean wounds and cavities, thus reduce the existence of tiny tissues bearing bacteria and hematoma 2.Helpful to post-operative wound healing 3.Lowers the dosage ofantibiotics, thus reduce medical costs. 5 in one carton.