#$%^&*AU2017203745A120180104.pdf#####STORAGE AND MIXING DEVICE FOR BONE CEMENT WITH A PRESSURE PUMP ABSTRACT The invention relates to a storage and mixing device for two-component polymethyl methacrylate bone cements, having a cartridge (1) with a cylindrical interior, wherein the cylindrical interior is delimited on a front side by a cartridge head (3), a plunger (2) which is arranged to be axially movable in the cylindrical interior of the cartridge (1) and which is spaced from the cartridge head (3), a powdery first parent component (4) of the bone cement, which is contained in the interior between the plunger (2) and the cartridge head (3), a feed-through (5) which is arranged in the cartridge head (3) or in the cylinder barrel of the cartridge (1) between the plunger (2) and the cartridge head (3), wherein the feed-through (5) is connected to a fluid line (6), a receptacle (16) for a monomer liquid (42), wherein the fluid line (6) connects the feedthrough (5) to the receptacle (16) in a liquid-permeable manner, a press-out device (15) which is pushable into the receptacle (16), so that monomer liquid (42) is pressable out of the receptacle (16) into the fluid line (6), wherein the plunger (2) is spaced from a back side of the cylindrical interior, located opposite the front side, so that, by moving the plunger (2) in the direction of the back side, the press-out device (15) is pushable into the receptacle (16) and a reduced pressure is producible in the interior of the cartridge (1) between the plunger (2) and the cartridge head (3). The invention also relates to methods for mixing the parent components (4, 42). (Figure 3)1/13 Drawings 10 36 9 56 34 10 6 4 2 15 1 Figure 1
