Patent ID: 8528545
Filing Date: 2013-09-10
Classification: A61M,G06M

Abstract:
1. An inhaler device, comprising: an actuator body and an inhaler canister assembly, the actuator body having a proximally located opening configured to receive part of the inhaler canister assembly, the inhaler canister assembly is comprised of a canister with a distally located metering valve and a proximally located dose counter unit, wherein the inhaler canister assembly comprises a proximally located first position-ensuring member, the actuator body comprises a proximally located second position-ensuring member, wherein at least one of the first and second position-ensuring members includes a protrusion and the other of the first and second position-ensuring members includes an aperture configured to receive part of the protrusion to form a complementary mating system, and the first and second position-ensuring members being so arranged that the inhaler device cannot be fired, nor the dose counter unit count unless the first and second position-ensuring members are in a mating relationship whereby the protrusion is aligned with the aperture during a normal state and the protrusion extends through the aperture to actuate the counter unit during a firing state.