Patent ID: 11857757
Assignee: TANDEM DIABETES CARE SWITZERLAND SàRL
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 21:
22. A method for monitoring a medication infusion device, the method comprising:
providing a patch pump configured to be removably adhered to a wearer's skin for delivering doses of medication from a cartridge through a transcutaneous portion, the patch pump comprising a pump housing and a cap housing configured to be locked together to hold the cartridge, the pump housing comprising a rechargeable battery, the patch pump further comprising a pusher disposed within the pump housing and configured to push medication out of the cartridge during pumping;
monitoring battery life of the rechargeable battery:
upon determining that the battery life has been charged to a state below full charge, causing the pusher to move from an empty position to a full position within the pump housing; and
unlocking the pump housing from the cap housing based on determining that the battery life has been charged to a predetermined state.