US 12,133,970 B2
Drug injection device and recycling system
Isaac Platte, Pittsburgh, PA (US); Mark Matsco, Monaca, PA (US); Pierre Moulinie, Oakdale, PA (US); Lauren Zetts, Pittsburgh, PA (US); Paul Nowatzki, Pittsburgh, PA (US); and Marc Uerdingen, Lohmar (DE)
Assigned to Covestro LLC, Pittsburgh, PA (US); and Covestro Deutschland AG, Leverkusen (DE)
Appl. No. 18/570,293
Filed by Covestro LLC, Pittsburgh, PA (US); and Covestro Deutschland AG, Leverkusen (DE)
PCT Filed Jul. 25, 2022, PCT No. PCT/US2022/038144
§ 371(c)(1), (2) Date Dec. 14, 2023,
PCT Pub. No. WO2023/009417, PCT Pub. Date Feb. 2, 2023.
Claims priority of provisional application 63/226,459, filed on Jul. 28, 2021.
Claims priority of application No. 21190465 (EP), filed on Aug. 10, 2021.
Prior Publication US 2024/0277939 A1, Aug. 22, 2024
Int. Cl. A61M 5/20 (2006.01); A61L 31/06 (2006.01); B29B 17/02 (2006.01); B29B 17/04 (2006.01); B29K 69/00 (2006.01); B29K 105/26 (2006.01)
CPC A61M 5/2033 (2013.01) [A61L 31/06 (2013.01); A61M 2005/2026 (2013.01); A61M 2207/00 (2013.01); B29B 17/02 (2013.01); B29B 17/0412 (2013.01); B29K 2069/00 (2013.01); B29K 2105/26 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A drug injection device (10) comprising:
a tapered body (12) having a center cavity surrounding a striker (20),
a rotating spin wheel (30),
a button (50),
a spring, and
an ampoule,
optionally, a needle attached to the ampoule,
wherein the tapered body (12) is provided with a snap fitting (14) at one end thereof receiving a cap (40) comprising a center cavity, and wherein the tapered body (12) optionally is provided with one or more recessed features (18) and one or more internal fins (16, 77) within the center cavity,
wherein the striker (20) comprises a spring surface and an ampule end and wherein the striker (20) contacts the spring at the spring surface (22) and contacts the ampoule at the ampoule end (24),
wherein the rotating spin wheel (30) comprises a top, a bottom surface (32), and one or more supports (34), and wherein the bottom surface (32) is wider than the top, and wherein the rotating spin wheel (30) is capable of rotation during actuation of the drug injection device (10),
wherein the button (50) comprises a pressing surface (52), a shaft (54), one or more upper fins (56), one or more lower fins (58), a lower surface (60), and one or more openings (62) and wherein the button (50) is located within the center cavity (42) of the cap (40), wherein the spring is disposed between the pressing surface (52) of the button (50) and the spring surface (22) of the striker (20),
wherein the ampoule contains a drug to be administered and contacts the striker (20), and
wherein each of the tapered body (12), the cap (40), the striker (20), the rotating spin wheel (30) and the button (50) comprise a molded plastic part.