US 12,377,219 B2
Medical agent dispensing apparatuses, systems, and methods
Dean Kamen, Bedford, NH (US); and Richard J. Lanigan, Concord, NH (US)
Assigned to DEKA Products Limited Partnership, Manchester, NH (US)
Filed by DEKA Products Limited Partnership, Manchester, NH (US)
Filed on Dec. 31, 2021, as Appl. No. 17/566,818.
Claims priority of provisional application 63/154,931, filed on Mar. 1, 2021.
Prior Publication US 2022/0273877 A1, Sep. 1, 2022
Int. Cl. A61M 5/24 (2006.01)
CPC A61M 5/2425 (2013.01) [A61M 5/2455 (2013.01); A61M 2005/247 (2013.01); A61M 2005/2477 (2013.01); A61M 2202/0007 (2013.01)] 25 Claims
OG exemplary drawing
 
1. An agent administration device comprising:
a housing;
a sharp assembly including a delivery sharp, the sharp assembly reciprocally displaceable along a guide channel of the housing;
an access port in fluid communication with the delivery sharp; and
an actuation assembly configured to drive the sharp assembly, via urging of a single bias member, from a storage state in which the delivery sharp is within the housing, through a first extended position in which the delivery sharp extends a maximum distance from the housing and to a partially retracted position in which the delivery sharp is stationary and extends a lesser distance from the housing.