Small handheld ultrasonic wound debridement instrument

The utility model discloses a small handheld wound ultrasonic debridement instrument which comprises a debridement instrument shell, an installation groove is formed in the left portion of the front end of the debridement instrument shell, a small high-pressure water pump is fixedly installed on the lower wall in the installation groove, and a debridement liquid inflow pipe is fixedly installed at the output end of the small high-pressure water pump. A movable groove is formed in the right portion of the front end of the debridement instrument shell, a spraying device is movably connected to the right wall in the movable groove in a penetrating mode, a through adjusting groove is formed in the right portion of the upper end of the debridement instrument shell, the upper portion of the outer surface of the spraying device is slidably connected with the adjusting groove, and the outer surface of the debridement liquid inflow pipe is movably connected with the spraying device in a penetrating mode. A handle mech