Patent ID: 11865316
Assignee: ELI LILLY AND COMPANY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 12:
13. A drive portion of a medication delivery device comprising: a housing; a drive mechanism carried by the housing, the drive mechanism comprising: a first rack and pinion mechanism; a frame translatably carried by the housing via the first rack and pinion mechanism; a second rack and pinion mechanism coupled to the frame; a plunger translatably carried by the frame via the second rack and pinion mechanism; the first rack and pinion mechanism being actuatable to translate the frame relative to the housing and to translate a therapeutic agent delivery assembly from a stowed configuration to a deployed configuration, and the second rack and pinion mechanism being actuatable to translate the plunger relative to the frame to deliver a therapeutic agent from a needle of the therapeutic agent delivery assembly.