DEVICE FOR SUPPLY OF MEDICATION INTO BODY CAVITY (VERSIONS) AND UNIT WITH SUCH DEVICE Russian patent published in 2014 - IPC A61M31/00 

FIELD: medicine.

SUBSTANCE: invention relates to medical equipment. Device contains cylindrical case element, plunger and cover, made with possibility f travel between closing position and dispensing position. Cover includes hole, which has specified dimensions to provide leaking of medication through cover, when cover is in dispensing position. Cylindrical case element has multitude of internal thread coils. Connection of cover and case is realised due to the fact that cover includes external wall and column, extending towards cylindrical case element, column includes external thread coils, or cylindrical case element includes multitude of external thread coils, and cover includes multitude of internal thread coils, which have such dimensions that they are capable of mating in thread coils of external thread of cylindrical case element, and/or cylindrical case element includes multitude of internal thread coils, and cover includes multitude of cogs, which have multitude of external thread coils, which have such dimensions that it is capable of mating in thread said coils of internal thread of cylindrical case element (12), or cylindrical case element includes flange part, passing from distal end, projection, formed near distal end, first groove and second groove, with cover including first holding bead, which has such dimensions that it is capable of interaction with flange part, and second holding bead, which has such dimensions that is capable of snapping shut in first groove, when cylindrical case element is in closing position, and has such dimensions that it is capable of snapping shut in second groove, when first holding bead interacts with flange part, in order to place cover in dispensing position. Device additionally contains holding means to hold cover on cylindrical case element, when cover is in dispensing position.

EFFECT: providing delivery of specified dose at any moment due to travel of case element between closing and dispensing position without separating cover from device.

13 cl, 14 dwg