# US 9,872,933 B2 · Light emitting diode disinfection base for ophthalmic lenses

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- Number: US 9,872,933 B2
- Document ID: US9872933B2
- Status: Granted
- Kind: B2
- Application number: 12/961,667
- Filed: 2010-12-07
- Published: 2011-11-24
- Granted: 2018-01-23
- Earliest claimed: 2010-05-19
- Assignees: Johnson & Johnson Vision Care, Inc.
- Applicants: Randall B. Pugh; Edward R. Kernick; William Chester Neeley; Dwight Abouhalkah; Leslie A. Voss; Karson S. Putt; James Daniel Riall
- Inventors: Randall B. Pugh; Edward R. Kernick; William Chester Neeley; Dwight Abouhalkah; Leslie A. Voss; Karson S. Putt; James Daniel Riall
- Web page: https://patentgrep.com/patent/US9872933B2

## CPC

- A61L 12/063: {Ultraviolet radiation}
- A45C 11/005: {Contact lens cases (A45C11/046 takes precedence)}
- A61L: METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K)
- A45C: PURSES; LUGGAGE; HAND CARRIED BAGS

## Abstract

The present invention provides for a disinfecting radiation base for working in conjunction with a storage case for an ophthalmic lens. The disinfecting radiation base provides disinfecting radiation for disinfecting an ophthalmic lens. The disinfecting radiation base may also include a processor and digital memory for automated functions associated with the base.

## Claims

### Claim 1

A base for receiving an ophthalmic lens storage case for storing one or more ophthalmic lenses, the base comprising:
a receptacle for receiving an ophthalmic lens storage case, wherein said storage case is removable from said receptacle and said storage case includes a removable cap attached to said storage case by a fastening mechanism, wherein said removable cap seals off an ambient atmosphere from a storage compartment within the case and wherein said storage case further comprises alignment mechanisms, which provide alignment to direct disinfecting radiation at an angle essentially orthogonal to a plane formed by the edge of an ophthalmic lens;
an electronic circuit mounted on said base, wherein said electronic circuit controls a predetermined cycle time of light emitting diode exposure, wherein the cycle time provides for emission of disinfecting radiation with a sufficient length of time of exposure to a storage compartment proximate to the base to kill an organism on an ophthalmic lens stored in the storage compartment and then removal of the radiation;
a universal serial bus connector for providing an electrical current for operating the storage base: and
one or more light emitting diodes emitting disinfecting radiation in a direction which will intersect an ophthalmic lens storage compartment proximate to the ophthalmic lens storage case, wherein said light emitting diodes are controlled by the electrical circuit.

### Claim 2 (depends on 1)

The base of claim 1 additionally comprising a reflective surface for reflecting disinfecting radiation towards the ophthalmic lens storage compartment, wherein the reflective surface comprises one or more of: Teflon®, aluminum, magnesium oxide and zirconium oxide.

### Claim 3 (depends on 2)

The base of claim 2 additionally comprising a pulsing mechanism for providing a pulsed pattern of disinfecting radiation.

### Claim 4 (depends on 3)

The base of claim 3 wherein the pulsing mechanism comprises an electronic circuit.

### Claim 5 (depends on 4)

The base of claim 4 wherein the pulsing mechanism causes the one or more light emitting diodes to generate a pattern of radiation.

### Claim 6 (depends on 5)

The base of claim 5 additionally comprising a processor capable of executing software to generate a pattern of radiation based upon instructions included in the software.

### Claim 7 (depends on 6)

The base of claim 6 wherein the light emitting diodes emit between about 50 microwatts and 5 watts of power.

### Claim 8 (depends on 7)

The base of claim 7 wherein the light emitting diodes emit radiation in a wavelength between 250 nanometers and 280 nanometers.

### Claim 9 (depends on 1)

The base of claim 1 additionally comprising a processor for controlling the generation of disinfecting radiation.

### Claim 10 (depends on 9)

The base of claim 9 wherein a time period that a disinfecting radiation is provided is based upon a logical control signal generated by the processor.

### Claim 11 (depends on 9)

The base of claim 9 wherein the intensity at which a disinfecting radiation is provided is based upon a logical control signal generated by the processor.

### Claim 12 (depends on 9)

The base of claim 9 additionally comprising an audio component operative to provide an audio signal based upon operation of the source of disinfecting radiation.

### Claim 13 (depends on 9)

The base of claim 9 additionally comprising a display for displaying a status of a disinfecting process based upon digital data transmitted by the processor.

### Claim 14 (depends on 10)

The base of claim 10 additionally comprising a digital storage for storing information related to a disinfecting process.

### Claim 15 (depends on 1)

The base of claim 1 additionally comprising a vibration generation device for providing mechanical movement to a storage case placed in the storage base.

### Claim 16 (depends on 15)

The base of claim 15 wherein the vibration generation device comprises a piezoelectric mechanism.

### Claim 17 (depends on 15)

The base of claim 15 wherein the piezoelectric mechanism is operated based upon a logical signal generated by a processor.

### Claim 18 (depends on 14)

The base of claim 14 wherein said universal serial bus connector provides logical communication between one or both of: the processor and the digital storage; and personal processing device.

### Claim 19 (depends on 1)

The base of claim 1 additionally comprising an electrical storage for storing power to operate the storage base.

### Claim 20 (depends on 19)

The base of claim 19 wherein the electrical storage comprises one or more rechargeable batteries.

### Claim 21 (depends on 20)

The base of claim 20 wherein the electrical storage comprises one or more lithium ion batteries.
