Invention Grant
- Patent Title: Injection device with an end of dose feedback mechanism
- Patent Title (中): 注射装置结束剂量反馈机制
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Application No.: US11813389Application Date: 2006-01-20
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Publication No.: US09457154B2Publication Date: 2016-10-04
- Inventor: Claus Schmidt Moller , Bo Radmer , Lars Ulrik Nielsen , Christian Peter Engaard
- Applicant: Claus Schmidt Moller , Bo Radmer , Lars Ulrik Nielsen , Christian Peter Engaard
- Applicant Address: DK Bagsvaerd
- Assignee: Novo Nordisk A/S
- Current Assignee: Novo Nordisk A/S
- Current Assignee Address: DK Bagsvaerd
- Agent Wesley Nicholas
- Priority: EP05075187 20050125
- International Application: PCT/EP2006/000486 WO 20060120
- International Announcement: WO2006/079481 WO 20060803
- Main IPC: A61M5/315
- IPC: A61M5/315 ; A61M5/24 ; A61M5/20

Abstract:
An injection device with a dose delivering mechanism being adapted to provide a non-visual, e.g. audible and/or tactile, feedback signal when a set dose has been at least substantially injected. A first and a second part of the injection device are adapted to perform a relative rotational movement with respect to each other. The relative rotational movement causes at least two parts of the injection device to abut or engage, and this abutment or engagement causes the non-visual feedback signal to be generated. A very distinct and precise feedback is provided as compared to prior art axial solutions because the generation of the feedback signal is initiated by the relative rotational movement. Feedback signal may be generated by a change in a rotational velocity of at least one part, e.g. by changing the pitch of a threaded portion or by engaging a non-rotating part and a rotating part, thereby causing the non-rotating part to start rotating. May alternatively be generated by building up and releasing a tension. The injection device is suitable for injecting insulin.
Public/Granted literature
- US20090012479A1 Injection Device with an End of Dose Feedback Mechanism Public/Granted day:2009-01-08
Information query
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