Syringe Aspirating Stahl 2.2 AM

Passive Automatic Aspiration:
-By gently releasing the pushing force on the piston- in this way the elastic membrane in the cartridge, previously deformed by the pushing, it comes back to its original shape ensuring on aspiration effort. 2 Or by pressing and releasing the thumb disk. For administering local anesthetic, using a pre-filled cartridge and an attached sterile needle (not provided)