Sanofi
Pen-type drug injection device and electronic add-on monitoring module for monitoring and logging dose setting and administration

Abstract:

A supplemental device for attachment to an injection device. A supplemental device for attachment to an injection device, the supplemental device comprising: a housing; an electromechanical switch arrangement, the electromechanical switch arrangement comprising: a main body; and a switching member, the switching member having a protrusion arranged to protrude from the main body so as to contact a surface of the injection device while the supplemental device is attached to the injection device; and a biasing member configured to bias at least a part of the main body of the electromechanical switch arrangement against the injection device while the supplemental device is attached to the injection device.