So who is with me re-engineering a 3d printable epinephrine injector, that is refillable with the per dosage amount meaning you wouldn't have to dispose of the

So who is with me re-engineering a 3d printable epinephrine injector, that is refillable with the per dosage amount meaning you wouldn't have to dispose of the whole injector if unused. Just add a needle and epinephrine...