Patent ID: 11886373
Assignee: COVIDIEN LP
Field: Medical technology (Instruments)
Classification: CPC G  A  Y | IPC A  G

Claim 0:
1. A surgical system, comprising:
a handle assembly;
a controller disposed within the handle assembly and configured to control operation of the surgical system;
an adapter assembly releaseably coupled to the handle assembly; and
a surgical stapling loading unit configured to support a staple cartridge assembly at a distal end thereof, the surgical stapling loading unit releasably coupled to the adapter assembly,
wherein the surgical stapling loading unit includes:
a microchip in communication with the controller over a bus connection, the microchip storing data indicative of one or more properties of the surgical stapling loading unit or the staple cartridge assembly; and
a microprocessor disposed within the surgical stapling loading unit and in communication with the microchip over a single-wire bus connection separate from the bus connection between the microchip and the controller, the microprocessor including a ground wire and configured to switch the microchip between a receive mode and a transmit mode by switching the ground wire between ON and OFF positions.