It washes and cleans the the wound thoroughly and can be easily manipulated. When washing and cleaning the deep tissues and the bone marrow cavity, it has an advantage of protecting nerves, blood vessel, and other important tissues. It functions by using negative pressure to suck while washing, therefore remove the contaminated water in a timely and efficient manner. The wound washing gun can completely clear the wound of dirt, broken and inflamed tissues, tissue chips resulting from the operation and hematomas all while effectively preventing the sources of pollution from proliferating. As a result, it can reduce the inflammation of the wound after suturing is complete and also reduce wound infection, thus can lower down the dosage of antibiotics. Benefits to patients: Thoroughly clean wounds and cavities, thus reduce the existence of tiny tissues bearing bacteria and hematoma Helpful to post-operative wound healing Lowers the dosage of antibiotics, thus reduce medical costs