Biomedical device including encapsulation
AssigneeJohnson & Johnson Vision Care, Inc.
InventorMilburn Muthu
Life of this patent
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Abstract
A biomedical device including an energy source, an electro-active device operatively connected to the energy source, circuitry configured to control operation of the electro-active device, at least one barrier layer including at least one inorganic material surrounding the energy source, electro-active device and circuitry, and at least one molded layer surrounding the at least one barrier layer. A method for encapsulating electronic components of an electro-active biomedical device in a protective envelope containing a barrier layer including at least one inorganic compound, and a molded polymer overcoat.
Claims23
A biomedical device, comprising:
- an energy source;
- an electro-active device operatively connected to the energy source;
- circuitry configured to control operation of the electro-active device;
- a barrier layer comprising an inorganic material surrounding the energy source, the electro-active device, and the circuitry;
- and
- a molded layer surrounding the barrier layer.
A method for encapsulating electronic components of an electro-active biomedical device in a protective envelope, the method comprising:
- applying a barrier layer comprising at least one inorganic compound surrounding the electro-active biomedical device;
- and
- surrounding the barrier layer with a molded polymer layer.
Dependencies are inferred from the claim text.