Adjustable dose setting plunger for syringe

摘要

A syringe (111) includes a body (121) for receiving a medicament and a plunger (161) movably connected to the syringe body. The plunger (161) is moved with respect to the syringe body (121) to draw in and dispense the medicament. A plurality of dose (166) setting indicators are disposed on the plunger. The plunger is rotated outwardly from the syringe body to draw medicament into the syringe body. The plunger can be pushed or rotated into the syringe body to dispense the medicament.