INJECTION DEVICE AND METHOD OF APPLICATION Russian patent published in 2024 - IPC A61D1/02 

FIELD: medical equipment.

SUBSTANCE: devices for injecting medicine into a subject. The device contains a hand unit having a body part and a head part detachably connected to the body part. Moreover, the head part contains at least one needle. Moreover, the head part contains a head configured to move. Moreover, the head configured to move is made to move axially relative to the body part of the hand unit between the extended configuration and the retracted configuration. In this case, when the movable head is in a retracted configuration, the distal tip of the needle is exposed. In this case, the head, made movable, contains a protruding part extending back towards the body part. The device also contains a sensor connected to the body part of the hand-held unit and at least one control unit, remote from the hand-held unit and fluidly connected to the hand-held unit through one or more connecting tubes, wherein at least one control unit contains a pump having a piston. In this case, when the selected length of at least one needle is opened from the head, configured to move, the protruding part engages with the sensor, and upon engagement, the sensor is configured to trigger administration of a dose of medicine.

EFFECT: improved safety.

23 cl, 55 dwg