| 摘要 |
The present invention relates to a signal device for conveniently providing a user with infor-mation, comprising a pair of electrodes adapted to be mounted in conductive contact with the skin of a subject, a voltage source for providing a voltage between the pair of electrodes, and control means for controlling the voltage applied between the pair of electrodes, the control means being adapted for identifying a predefined condition or signal and apply a voltage be-tween the pair of electrodes in response thereto. In an exemplary embodiment a drug deliv-ery device is provided further comprising a drug reservoir and expelling means for expelling a drug out of the reservoir through associated outlet means. |
