Patent ID: 9387290
Filing Date: 2016-07-12
CPC Classification: A61B,A61M,A61N

Claim Text:
1. A bioinjection device for delivering medicament into bone tissue, comprising: a housing having a grip end and a front end opposite the grip end; an elongated barrel having a first end attached to the front end of the housing and extending away from the housing, and the elongated barrel having a bore and an opening at a second end of the elongated barrel; a trigger pivotally mounted on the housing; a plunger having a pointed end, the plunger movable between a first position in which the pointed end is retracted within the bore of the elongated barrel and a second position in which the pointed end extends beyond the bore; a retaining member disposed about the opening of the bore at the second end of the elongated barrel, the retaining member receiving a cartridge containing a medicament; a spring-biased actuation mechanism coupling the trigger with the plunger, wherein the plunger moves from the first position to the second position when the trigger is actuated; and a needle located within the plunger; wherein the cartridge has opposed forward and rear ends, the rear end being formed from a membranous material so that the needle pierces the membranous material to release the medicament.