| 摘要 |
<p>The present invention is a lock unit for a syringe to provide a proper dose of an agent or medication from the syringe. The lock unit sets the dose of the syringe and is not thereafter affected by subsequent shipping or handling. The lock unit is applied to the plunger to limit the travel of the syringe piston in the syringe barrel thus limiting the dose that is delivered. Optionally, one or more syringes can he provided with a plurality of lock units of differing dimensions each set to deliver a specific dose of the agent when attached to a syringe.</p> |
