| 摘要 |
An injection device includes a barrel, a plunger having a portion structured and arranged to move within the barrel, a needle support, and a locking arrangement. The locking arrangement may at least one of selectively lock a proximal end portion of the plunger to the needle support and automatically lock a proximal end portion of the plunger to an outer portion of the needle support. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.
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