US 11,813,438 B2
Drug delivery device
David Aubrey Plumptre, Worcestershire (GB)
Assigned to Sanofi-Aventis Deutschland GMBH, Frankfurt am Main (DE)
Filed by Sanofi-Aventis Deutschland GMBH, Frankfurt am Main (DE)
Filed on May 16, 2019, as Appl. No. 16/414,687.
Application 16/414,687 is a continuation of application No. 15/137,262, filed on Apr. 25, 2016, granted, now 10,293,112.
Application 15/137,262 is a continuation of application No. 14/423,733, granted, now 9,345,838, issued on May 24, 2016, previously published as PCT/EP2013/067863, filed on Aug. 29, 2013.
Claims priority of provisional application 61/697,087, filed on Sep. 5, 2012.
Claims priority of application No. 12182568 (EP), filed on Aug. 31, 2012.
Prior Publication US 2019/0307966 A1, Oct. 10, 2019
Int. Cl. A61M 5/315 (2006.01); A61M 5/24 (2006.01); A61M 5/31 (2006.01)
CPC A61M 5/31541 (2013.01) [A61M 5/24 (2013.01); A61M 5/3155 (2013.01); A61M 5/31525 (2013.01); A61M 5/31551 (2013.01); A61M 5/31568 (2013.01); A61M 5/31585 (2013.01); A61M 2005/3126 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A drug delivery device comprising:
a housing;
a dose setting mechanism operable by a user to select a dose of a medicament to be dispensed from the drug delivery device;
a cartridge holder for retaining a pre-filled cartridge containing the medicament;
a piston rod displaceable relative to the cartridge holder;
a driver coupled to the piston rod;
a display member for indicating the selected dose and being coupled to the housing and to the driver;
a clutch mechanism that is formed by the display member and a button, wherein the button is coupled to the display member and the driver;
wherein the housing comprises a transparent or translucent outer body which forms a one-piece component with the cartridge holder, and at least a part of the outer body is coated by an opaque layer;
wherein the drug delivery device is a disposable device, and the pre-filled cartridge is not replaceable and not removable from the drug delivery device without destroying the drug delivery device, wherein a total quantity of components of the drug delivery device including the cartridge and a cap for shielding the cartridge holder is ten or fewer.