Patent ID: 11951279
Assignee: MANNKIND CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 18:
19. A fluid delivery device comprising:
a drive unit including a housing, an actuator, and one or more first features; and
a cartridge comprising a longitudinal axis, wherein the cartridge is filled with a fluid prior to being inserted into the housing about a direction which is perpendicular to the longitudinal axis of the cartridge, the cartridge having a fluid reservoir sealed at one end by a movable piston and sealed at another end by a pierceable septum, the piston being moveable by the actuator once the cartridge is inserted into the drive unit,
wherein the cartridge includes a cover structure configured to be generally flush with the housing when the cartridge is fully inserted into the drive unit, and
wherein, when the cartridge is positioned within the housing the one or more first features of the drive unit are mated with one or more second features of the cartridge such that the cartridge is translatable relative to the drive unit in a direction perpendicular to the longitudinal axis and prevented from translating relative to the drive unit in a direction parallel to the longitudinal axis.