| abstract |
Methods, systems, and devices for dose setting and drug injection of a drug are described. In one aspect, a method of dispensing a drug includes the steps of inserting a cartridge containing a drug into a cartridge holder coupled to a housing of a drug infusion device; Placing a spine component of the device in contact with a cartridge in a cartridge holder, selecting a dose of the drug for injection, the injection component of the device being rotated to a setting corresponding to the selected dose Comprising the steps of: And rotating the drive gear coupled to the injection component in a linear advancement of the injection component to push the tip of the cartridge to dispense the drug in an amount of the selected dose. And the step of advancing. |