| 摘要 |
A dispensing apparatus comprising an actuator and a metered dose inhaler; the actuator comprising a housing with a valve stem receiving block with an outlet duct27and a flexible wall portion35; the metered dose inhaler comprising a container and a metering valve, the metering valve comprising a valve stem having a valve stem outlet, the container containing a product, the metered dose inhaler being receivable in the housing part such that the valve stem is received in the valve stem receiving block, such that, in use, actuation of the metering valve causes a metered dose of the product to be dispensed from the valve stem outlet into the valve stem receiving block from where it is directed to be dispensed out of the outlet duct27; wherein the dispensing apparatus further comprises a dose counter comprising a switch with first and second switch elements31,32, a display40for displaying an indication of the number of doses remaining or number of doses dispensed from the metered dose inhaler and a power source for providing power to the display; wherein the flexible wall portion35of the valve stem receiving block comprises the first switch element. |
