US 12,102,791 B1
Wearable drug delivery device with pressurized fluid dispensing
David R. Schiff, Highland Park, NJ (US); and Sharon D. West, Elkins Park, PA (US)
Assigned to Fresenius Kabi Deutschland GmbH, Bad Homburg (DE)
Filed by Fresenius Kabi Deutschland GmbH, Bad Homburg (DE)
Filed on Aug. 12, 2022, as Appl. No. 17/886,586.
Application 17/886,586 is a continuation of application No. 17/246,198, filed on Apr. 30, 2021, granted, now 11,419,976.
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 5/142 (2006.01); A61M 5/145 (2006.01); A61M 5/168 (2006.01)
CPC A61M 5/14248 (2013.01) [A61M 5/1452 (2013.01); A61M 5/16881 (2013.01); A61M 2005/14252 (2013.01); A61M 2202/0007 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A drug delivery device comprising:
a housing;
an adhesive pad associated with a lower surface of the housing and configured to removably attach to a human body surface;
a deformable drug reservoir positioned within the housing configured to have a height of at least 3 mm and less than 6 mm when filled with a drug and including an outlet with a valve;
a needle fluidically connected to the outlet of the drug reservoir and configured to define at least a portion of a fluid flow path between the drug reservoir and said human body surface; and
a controller that carries software configured to execute a drug delivery routine and to control the valve to move from a closed condition to an open condition during said drug delivery routine so as to allow a drug to be conveyed out of the drug reservoir via the outlet.