Device for the dosed application of an injectable product

The invention relates to a device for administering an injectable product. The device comprises at least one base part (4, 7), a container (1) received by the base part (4), from which a product dose is distributed through a needle (N) by displacing a piston (2) received therein in a feed direction is, a drive means having at least one output member (40) and a drive element (49) on the output member (40) upon actuation of the drive means a driving force by which the output member (40) in the advancing direction of the piston (2) is displaced and thereby advancing the piston (2) in the container (1), and a needle protection sleeve (10), which from an initial position in which it surrounds the needle (N) over the needle tip, into an administration position,