Additional device for injection device

By designing an additional device including a sensor, a reader and a transceiver, the device can automatically acquire machine-readable identification information of the injection device and calibrate it, solving the difficulties in calibration and monitoring of existing injection devices, and achieving the accuracy and safety of the dose of the agent.

CN119730893APending Publication Date: 2025-03-28SANOFI SA(FR)
View PDF 3 Cites 0 Cited by

Patent Information

Application Number
CN202380060136.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2022-08-30
Filing Date
2023-08-28
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

Existing injection devices have difficulties in calibration and monitoring, especially in the correct connection and calibration of the additional device with the injection device, which affects the accuracy and safety of the dosage of the agent.

Method used

An additional device is designed, which includes a sensor, a reader and a transceiver, capable of being fastened to a portion of the injection device and obtaining device information and container information by reading the machine-readable mark of the injection device, and automatically calibrating the calculation of the dose size.

Benefits of technology

The correct, easy and direct calibration of the injection device is achieved, the accuracy and safety of the dose of the injection device is ensured, and the monitoring and recording efficiency of the reuse of the injection device is improved.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN119730893A_ABST
    Figure CN119730893A_ABST
Patent Text Reader

Abstract

The present disclosure relates to an add-on device (30) for attachment to an injection device (1) wherein the injection device (1) comprises:-a device body (60) fastenable to a portion of the injection device (1),-a sensor (48) operable to quantitatively determine a position of a movable component (80, 81, 82, 82) of a drive mechanism (20) of the injection device (1); 83) of the injection device (1) and operable to generate a corresponding sensor signal,-at least one of a reader (37) and a transceiver (38, 39) operable to read or acquire a machine-readable identification (28; the invention relates to a device (10) comprising:-a sensor (48),-a machine-readable identification (88) comprising at least one of device information and container information,-an electronic module (34) comprising a module processor (44) coupled to the sensor (48) and to at least one of a reader (37) and a transceiver (38, 39), the modular processor (44) is operable to determine or calculate a magnitude of a dose of medicament (24) set or dispensed by the injection device (1) based on the sensor signal and based on at least one of the device information and the container information.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Pen-type injector with dose dial sleeve

    WO2004078241A1

  • Drug delivery device

    WO2014033195A1

  • Drug delivery device

    WO2014033197A1