Anodes for use in biocompatible energization elements

• US 10,361,404 B2
• Filed: 08/06/2015
• Issued: 07/23/2019
• Est. Priority Date: 08/21/2014
• Status: Expired due to Fees

• Current Assignee: Johnson & Johnson Vision Care Incorporated (Johnson & Johnson)
• Original Assignee: Johnson & Johnson Vision Care Incorporated (Johnson & Johnson)
• Inventors: Flitsch, Frederick A., Otts, Daniel B., Pugh, Randall B., Riall, James Daniel, Toner, Adam
• Primary Examiner(s): Douyette, Kenneth J
• Application Number:
  US14/819,634
• Publication Number:
  US 20160056416A1
• Time in Patent Office: 1,447 Days
• CPC Class Codes: A61F 2/1624 having adjustable focus; power activated variable focus means, e.g. mechanically or electrically by the ciliary muscle or from the outside
• CPC Class Codes: B29D 11/00038 Production of contact lenses
• CPC Class Codes: B29D 11/00817 Producing electro-active lenses or lenses with energy receptors, e.g. batteries or antennas
• CPC Class Codes: B29L 2011/0041 Contact lenses
• CPC Class Codes: G02C 11/10 Electronic devices other than hearing aids
• CPC Class Codes: G02C 7/04 Contact lenses for the eyes disinfection or sterilisation of contact lenses A61L12/00
• CPC Class Codes: G02C 7/083 Electrooptic lenses
• CPC Class Codes: H01M 10/0436 Small-sized flat cells or batteries for portable equipment
• CPC Class Codes: H01M 2004/027 Negative electrodes
• CPC Class Codes: H01M 4/134 Electrodes based on metals, Si or alloys
• CPC Class Codes: H01M 4/42 Alloys based on zinc
• CPC Class Codes: H01M 4/628 Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
• CPC Class Codes: H01M 6/04 Cells with aqueous electrolyte
• CPC Class Codes: H01M 6/40 Printed batteries , e.g. thin film batteries
• CPC Class Codes: Y02E 60/10 Energy storage using batteries
• CPC Class Codes: Y02P 70/50 Manufacturing or production processes characterised by the final manufactured product

Abstract

Anode formulations and designs for use in biocompatible energization elements are described. In some examples, a field of use for the apparatus may include any biocompatible device or product that requires energization elements.

Claims

1. A biocompatible battery comprising:

a first and a second current collector;

a plurality of cathode structures;

an anode layer forming an anode; and

a laminar structure wherein the laminar structure is formed of discrete layers which are physically placed in contact with each other, and wherein the laminar structure comprises;

the anode layer upon the first current collector,

a laminar construct core layer,

a first hole of a plurality of laminar construct core holes located in the laminar construct core layer,

a separator layer, wherein the separator layer is deposited upon the anode layer before the anode layer is placed into the laminate structure,

a cavity between sides of the first hole and a first surface of the separator layer, wherein the cavity is filled with cathode chemicals, and

the second current collector in electrical contact with the cathode chemicals;

wherein the anode comprises zinc;

wherein the first current collector and the anode are sealed within the laminar structure; and

wherein each of the plurality of laminar construct core holes have the structure of the first hole and each comprise cathode chemistry as with the first hole to form the plurality of cathode structures, and together with the anode layer form the biocompatible battery as a collection.

2. The biocompatible battery of claim 1 wherein the anode further comprises indium.

3. The biocompatible battery of claim 2 wherein the anode is plated upon the first current collector.

4. The biocompatible battery of claim 3 wherein the separator layer is formed by coating the anode layer with a hydrogel monomer and polymerizing the hydrogel monomer.

5. The biocompatible battery of claim 3 wherein the anode is plated through a mask, wherein only regions of the first current collector are plated with the anode.

6. The biocompatible battery of claim 3 wherein the anode is plated through the cavity in the laminar structure.

7. The biocompatible battery of claim 1 wherein the anode is vacuum deposited upon the first current collector.

8. The biocompatible battery of claim 1 wherein the anode comprises a metal foil of anode material, wherein the metal foil of anode material is joined to a metal foil comprising the first current collector.

9. The biocompatible battery of claim 1:

wherein the anode comprises a mixture of zinc and indium; and

wherein a concentration of the indium within the mixture is approximately between 10 and 1000 parts per million.

10. The biocompatible battery of claim 1 wherein the anode is textured before the separator layer is applied.

11. The biocompatible battery of claim 10 wherein the texture comprises dimples impressed into the anode.

12. The biocompatible battery of claim 10 wherein the texture comprises dimples impressed into the anode and first current collector.

13. A biomedical device apparatus comprising:

an insert device comprising;

an electroactive element responsive to a controlling voltage signal;

a biocompatible battery

wherein the biocompatible battery comprises;

a first and a second current collector;

a plurality of cathode structures;

 

an anode layer forming an anode; and

a laminar structure wherein the laminar structure is formed of discrete layers which are physically placed in contact with each other, and wherein the laminar structure comprises;

 

the anode layer upon the first current collector,

 

a laminar construct core layer,

 

a first hole of a plurality of laminar construct core holes located in the laminar construct core layer,

 

a separator layer, wherein the separator layer is deposited upon the anode layer before the anode layer is placed into the laminate structure,

 

a cavity between sides of the first hole and a first surface of the separator layer, wherein the cavity is filled with cathode chemicals, and

 

the second current collector in electrical contact with the cathode chemicals;

 

wherein the anode comprises zinc;

 

wherein the first current collector and the anode are sealed within the laminar structure; and

 

wherein each of the plurality of laminar construct core holes have the structure of the first hole and each comprise cathode chemistry as with the first hole to form the plurality of cathode structures, and together with the anode layer form the biocompatible battery as a collection; and

wherein a circuit electrically connected to the biocompatible battery provides the controlling voltage signal.

14. The apparatus of claim 13 wherein the biomedical device is a contact lens.