a rubber tube, armed with an appropriate nozzle, intersected with a compressible bulb, with valves so arranged that compression forces the fluid, into which one end of the tube is inserted, forward to the nozzle end.
Davidson,Edward C., U.S. surgeon, 1894-1933.
Davidson muscle clamp
Davidson periosteal elevator
Davidson syringe - a rubber tube intersected with a compressible bulb designed to take up fluid.