Adjustable plunger dose stop

摘要

A syringe includes a body for receiving a liquid medicament and a collar rotatably disposed in or on the body. The collar is rotatable to set a desired dose. A plunger is movably disposed in the collar. The plunger is movable to draw in and dispense the liquid medicament. An end of the collar limits movement of the plunger such that an accurate dose is drawn.