Implantable dosing device
First Claim
1. An implantable dosing device for the continuous release of medication in the human or animal body, comprising a medicine reservoir of variable volume, a propellant chamber of variable volume tensionally connected to said medicine reservoir, and means for controlling the flow of said medication to the body, said means comprising an electro-osmotic regulating valve comprising an ion exchange diaphragm arranged between two porous electrodes, whereby liquid is transported through the electrodes and diaphragm when current flows.
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Abstract
The invention relates to an implantable dosing device for the continuous release of medication in the human or animal body, comprising a medicine reservoir of variable volume and a propellant chamber of variable volume tensionally connected to the medicine reservoir, as well as flow-control means. According to the invention, an electro-osmotic control valve with an ion exchange diaphragm arranged between two porous electrodes is provided for the flow control in such a dosing device.
197 Citations
8 Claims
- 1. An implantable dosing device for the continuous release of medication in the human or animal body, comprising a medicine reservoir of variable volume, a propellant chamber of variable volume tensionally connected to said medicine reservoir, and means for controlling the flow of said medication to the body, said means comprising an electro-osmotic regulating valve comprising an ion exchange diaphragm arranged between two porous electrodes, whereby liquid is transported through the electrodes and diaphragm when current flows.
Specification