DEVICE FOR DRUG DELIVERY Russian patent published in 2020 - IPC A61M5/178 

FIELD: medicine.

SUBSTANCE: group of inventions relates to medical equipment, specifically to a drug delivery device. Device comprises a body and a drug reservoir mounted in the body. Device includes a rod installed in the body with the possibility of movement with possibility of displacement of the medicinal agent from the above reservoir. Device has a rotary trigger designed to create a drive force. Device comprises dose setting mechanism, installed at least partially in housing with possibility to set dose of drug and functionally connected with trigger. Device includes a connecting tube functionally connected in a housing with a dose setting mechanism. Device has a drive tubular part, which in the body is threaded interacting with the connecting tube and is functionally connected to the rod so that at least a part of the said driving force can be transmitted to the rod for its movement depending on the preset dose of the drug.

EFFECT: technical result is prevention of excessive or insufficient injection of a drug into a patient.

4 cl, 34 dwg