The invention relates to a device for ejecting a liquid or paste product, including a body (2) having a recess (11) for receiving a product to be ejected, characterized in that it includes a threaded rod (3), which is translatably movable so as to act on the product to be ejected, a bolt (5), which is mounted so as to engage with the threaded rod (3) in order to cause same to translatably move, and a lever (1) acting on the bolt (5) by means of a control means for causing the rotation thereof.