FIELD: medical equipment.
SUBSTANCE: invention relates to medical equipment, namely, to injection devices for administering liquid medicinal product. Device comprises a needle, a vessel with liquid drug, containing connectable with a needle end, and a magnetic sensor unit, made with possibility to define the position of the needle connection with said tank. In this magnetic sensor unit comprises a movable assembly, equipped with a magnetic element and made capable to move the needle through connection with said tank, and sensor made with possibility of perception of generated by magnetic element magnetic field.
EFFECT: using the invention enables evaluation of readiness of the needle to injection is compatible with conventional needles.
11 cl, 4 dwg
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