| abstract |
Medical pump, in particular for water jet surgery, comprising at least two pistons (22, 22 ') with piston rods (25, 25') for displacing the pistons (22, 22 ') in cylinders (21, 21') and for coupling to a pump actuator (10); a cylinder head (20) for closing the cylinders (21, 21 '); Valve means (26, 26 ', 27, 27') for connecting in each case a pressure chamber (16, 16 ') in the cylinders (21, 21') with at least one fluid inlet (6) and at least one fluid outlet (7); wherein an adjustable pressure control valve (35) is provided to limit the pressure at the fluid outlet (7) to a presettable maximum value. |