# US 10,368,978 B2 · Adjustable intraocular lens

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- Number: US 10,368,978 B2
- Document ID: US10368978B2
- Status: Granted
- Kind: B2
- Application number: 15/751,898
- Filed: 2016-08-09
- Published: 2018-08-16
- Granted: 2019-08-06
- Earliest claimed: 2015-08-13
- Assignees: Dong Won Hyun
- Applicants: Dong Won Hyun
- Inventors: Dong Won Hyun
- Web page: https://patentgrep.com/patent/US10368978B2

## CPC

- A61F 2/1627: {for changing index of refraction, e.g. by external means or by tilting}
- A61F 2/1616: {Pseudo-accommodative, e.g. multifocal or enabling monovision}
- A61F 2002/1681: {having supporting structure for lens, e.g. haptics}
- A61F 2002/169: {Surrounding optic}
- A61F 2002/16901: {Supporting structure conforms to shape of capsular bag}
- A61F 2250/0053: differing in optical properties
- A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C)

## Abstract

An adjustable intraocular lens which allows external light to be selectively transmitted therethrough. The adjustable intraocular lens includes, a lens body having a front surface, a rear surface, and a central optical part convexly formed in a first direction, a plurality of support parts extending in a radial direction at the edge of the lens body, and an optical fiber part which is disposed on the outside of the central optical part and surrounds the central optical part.

## Claims

### Claim 1

An adjustable intraocular lens comprising:
a lens body having a front surface and a rear surface and comprising a central optic zone formed convexly in a first direction;
a plurality of support portions extending from an edge of the lens body in a radial direction; and
an optical rod arranged so that at least part thereof is included inside the lens body and the optical rod arranged at an outer portion of the central optic zone,
wherein external light directed to the central optic zone passes through the central optic zone, and the external light directed to the optical rod selectively passes through the optical rod according to an incidence angle of the external light.

### Claim 2 (depends on 1)

The adjustable intraocular lens of claim 1, wherein a refractive index of the optical rod is different from a refractive index of the central optic zone.

### Claim 3 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the optical rod is arranged so that a length direction of the optical rod and the first direction form a predetermined angle.

### Claim 4 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the lens body comprises:
a transition zone which surrounds the central optic zone and in which the optical rod is arranged; and
an edge zone which surrounds the transition zone and to which the plurality of support portions are connected.

### Claim 5 (depends on 4)

The adjustable intraocular lens of claim 4, wherein a thickness of the transition zone in the first direction is gradually reduced from the central optic zone toward the edge zone.

### Claim 6 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the optical rod comprises:
a first rod portion arranged at an outer side of the central optic zone; and
a second rod portion arranged adjacent to the first rod portion in a radial direction,
wherein the first rod portion comprises a plurality of first rods spaced apart from each other to surround the central optic zone,
wherein the second rod portion comprises a plurality of second rods spaced apart from each other to surround the first rod portion, wherein the second rods are spaced apart from the first rods in a radial direction.

### Claim 7 (depends on 6)

The adjustable intraocular lens of claim 6, wherein an angle formed by the length direction of the first rod portion and the first direction is less than an angle formed by a length direction of the second rod portion and the first direction.

### Claim 8 (depends on 1)

The adjustable intraocular lens of claim 1, wherein a plurality of optical rods are arranged in a radial direction of the central optic zone, and diameters of the optical rods are reduced in the radial direction.

### Claim 9 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the optical rod extends from the front surface to the rear surface of the lens body.

### Claim 10 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the optical rod is inserted into the front surface or the rear surface of the lens body.

### Claim 11 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the optical rod is arranged inside the lens body.

### Claim 12 (depends on 11)

The adjustable intraocular lens of claim 11, wherein the optical rod is arranged such that a first distance between an end of the optical rod and the front surface of the lens body is longer or shorter than a second distance between the other end of the optical rod and the rear surface of the lens body.

### Claim 13 (depends on 1)

The adjustable intraocular lens of claim 1, wherein an outer wall of the optical rod is tapered in a longitudinal direction of the optical rod.

### Claim 14 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the optical rod comprises at least one of a glass rod and an optical fiber.

### Claim 15 (depends on 1)

The adjustable intraocular lens of claim 1, wherein at least some external light incident on the optical rod is totally reflected from an inner wall of the optical rod.

### Claim 16 (depends on 1)

The adjustable intraocular lens of claim 1, wherein the external light passing through the optical rod is aligned towards a central axis of the central optic zone.

### Claim 17 (depends on 1)

The adjustable intraocular lens of claim 1, wherein a light absorbing coating is applied to an outer wall of the optical rod.

### Claim 18

An adjustable intraocular lens comprising:
a lens body having a front surface and a rear surface and comprising a central optic zone formed convexly in a first direction; and
an optical rod arranged so that at least part thereof is included inside the lens body and the optical rod being arranged at an outer portion of the central optic zone;
wherein external light directed to the central optic zone passes through the central optic zone, and the external light directed to the optical rod selectively passes through the optical rod according to an incidence angle of the external light.
