DRUG DELIVERY DEVICE DESIGN Russian patent published in 2017 - IPC A61M13/00 A61M15/00 

FIELD: medicine.

SUBSTANCE: assembly of the detachably connectable cap and the dispenser housing comprises a cap defining a cavity and a housing. One of the cap and housing contains a recess and the other is provided with a seal containing a sealing surface. The cap and housing are designed, so that the cap has a removable attachment to the body. When the cap is attached, the sealing surface of the seal has a possibility of cavity section sealing. The cap recess is located on the seal side that is remote from the cavity section and is movable during cap detachment from the housing to the seal side that faces the cavity section. When at least a part of the recess passes through the sealing surface, this part of the recess has the possibility to form a channel between the cavity and the external environment. The seal is located on the housing recess side that is remote from the cavity section and is movable during cap detachment from the housing to the recess side that faces the cavity section. As the sealing surface passes through at least a portion of the recess, this part of the recess has the possibility to form a channel (17) between the cavity and the external environment. A drug delivery device is disclosed comprising a detachably connectable cap and housing assembly, the housing comprises a drug container with a movable wall. The device is an inhaler.

EFFECT: simple opening of the device.

15 cl, 4 dwg