Patent ID: 11911599
Assignee: BECTON, DICKINSON AND COMPANY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An injection method, comprising:
rotating a dose set member threadably connected to a housing of an injection pen to set or correct a dose, wherein the dose set member comprises a first mating feature, and the injection pen comprises:
a lead screw axially moveable in the housing,
a setback member having a second mating feature for engaging the first mating feature,
a clicker that generates an audible or tactile indication during operation, the clicker being operatively connected to the dose set member, and
a push button receiving the clicker and operatively connected to the setback member; and

pushing the push button to cause the second mating feature to engage the first mating feature to inject the dose,
wherein the first mating feature is disengaged from the second mating feature during the rotating of the dose set member to set or correct the dose.