Patent ID: 8491592

Claim:
A device for the application of bone substitute material comprising: a cylinder, in which the bone substitute material is situated in granular consistency, with an end on the holding side and an end on the discharge side, the end of the cylinder on the discharge side is provided with an external thread, on which a removable attachment with an internal thread and adapted to close the cylinder is held; a piston rod situated in the cylinder, on which piston rod a sealing piston is placed; a curved discharge nozzle which can replace the attachment and be held on the end of the cylinder on the discharge side provided with the external thread, wherein the sealing piston is a single-piece, rubber-elastic and flexible element, the length of which corresponds at least approximately to the length of the curved discharge nozzle; and an injection opening in the removable attachment for injecting fluid into the cylinder where the granular bone substitute material is situated and with several drainage openings arranged around the injection opening.