Needle-Free Injection Methods

摘要

Methods of operating needle-free injection device having an outer housing and an inner housing is disclosed. The inner housing is configured to receive a needle-free syringe in one end. In addition, the inner housing is movable within the outer housing between a syringe loading position and a firing position. The device may include an activation button operatively associated with the inner and outer housings and a housing lock engaged by the activation button to prohibit movement of the inner housing from the syringe loading position to the firing position when the activation button is activated with the inner housing in the syringe loading position.

主权项

1. A method of operating a needle-free injector comprising:
providing a needle-free injector comprising an outer housing, an inner housing moveable within the outer housing between a syringe loading position and a firing position, an activation button operatively associated with the inner and outer housing, and a housing lock engaged by the activation button; activating the activation button when the inner housing is in the syringe loading position to lock the inner housing in the syringe loading position; and loading a needle-free syringe into the needle-free injector.