Patent ID: 11896810
Assignee: GENENTECH, INC.
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 0:
1. A syringe stopper rod comprising:
a sensor comprising a wireless transmitter module;
a deflection component configured to generate a delivery signature in response to a delivery stroke of the syringe stopper rod; and
at least one internal trigger switch contact assembly,
wherein the wireless transmitter module is configured to transmit a report comprising a drug dose completion signal when the sensor detects the delivery signature,
wherein the deflection component comprises:
a plurality of trigger switches that are configured to deflect in an inward direction when compressed by a syringe barrel and make contact with the internal trigger switch contact assembly; and
a circuit board component disposed on the stopper rod and configured to separately detect an inward deflection of each trigger switch.