Accommodating intraocular lens devices, systems, and methods using an opaque frame
Disclosed herein is an implantable accommodative IOL system for insertion into an eye of a patient, the system comprising: an optical element and a housing including an opaque frame. The optical element comprises an optical lens having variable optical power, and the opaque frame is circumferentially disposed around a periphery of the optical element.
1. An implantable accommodative IOL system for insertion into an eye of a patient, the system comprising:
an optical element comprising an active optical element having variable optical power, wherein:
the active optical element is configured to receive an electrical input signal; and
the active optical element comprises a material with optical properties that are adjustable based on the electrical input signal;
a housing comprising a transparent anterior window, a transparent posterior window, and an opaque frame circumferentially disposed around a periphery of the optical element, wherein the active optical element is sealed within the housing between the transparent anterior window and the transparent posterior window such that the active optical element is configured to remain within the sealed housing between an anterior side and a posterior side of the opaque frame throughout an entire range of variable optical power; and
a passive optical element disposed outside of the sealed housing, wherein the passive optical element is aligned with the active optical element.
2. The accommodative IOL system of claim 1 , wherein the opaque frame circumferentially encircles the transparent anterior window and the transparent posterior window.
3. The accommodative IOL system of claim 1 , further comprising electronic components coupled to the optical element.
4. The accommodative IOL system of claim 3 , wherein the electronic components include a power source.
5. The accommodative IOL system of claim 1 , wherein the active optical element has a first thickness and first refractive index.
6. The accommodative IOL system of claim 5 , wherein:
the passive optical element has a second thickness and second refractive index, and
a light beam passing through the active element has a phase difference from the light beam passing through the passive element.
7. The accommodative IOL system of claim 6 , wherein the second refractive index is different than the first refractive index.
8. The accommodative IOL system of claim 6 , wherein the second thickness is different than the first thickness.
9. The accommodative IOL system of claim 1 , wherein the opaque frame is shaped and configured to contour the peripheral outline of the optical element.
10. The accommodative IOL system of claim 3 , further comprising a peripheral housing shaped and configured to contain the electrical components coupled to the optical element.
11. The accommodative IOL system of claim 10 , further comprising at least one support leg coupled to the passive optical element and configured to house electrical connections extending between the electrical components in the peripheral housing and the optical element.
12. The accommodative IOL system of claim 11 , wherein the at least one support leg comprises a hollow, tubular structure extending between the peripheral housing and the opaque frame.
13. The accommodative IOL system of claim 11 , wherein the at least one support leg is shaped as a linear support extending between the opaque frame and the peripheral housing.
14. The accommodative IOL system of claim 11 , wherein the at least one support leg is shaped as a curved support extending between the opaque frame and the peripheral housing.
15. The accommodative IOL system of claim 11 , wherein the at least one support leg is optically clear.
16. The accommodative IOL system of claim 11 , wherein at least one of the opaque frame, the at least one peripheral housing, and the at least one support leg comprises a flexible, self-expanding biocompatible material.
17. An implantable accommodative IOL system, comprising:
an active optical element having variable optical power and comprising a material with optical properties that are adjustable based on an electrical input signal;
a housing comprising a transparent anterior window, a transparent posterior window, and an opaque frame circumferentially disposed around a periphery of the active optical element, wherein the active optical element is sealed within the housing between the transparent anterior window and the transparent posterior window;
a passive optical element disposed outside of the sealed housing, wherein the passive optical element is aligned with the active optical element;
a peripheral housing configured to contain electronic components in electrical communication with the active optical element; and
a plurality of support legs coupling the peripheral housing to the active optical element, wherein:
each of the plurality of support legs provides a sealed channel configured for housing electrical connections between the electronic components and the active optical element, and
each of the plurality of support legs has a length sufficient to position the peripheral housing at a distance from the opaque frame such that there is an empty space between the passive optical element, the peripheral housing, and the plurality of support legs.
18. The implantable accommodative IOL system of claim 17 , wherein at least one of the plurality of support legs is shaped as a curved support extending between the opaque frame and the peripheral housing.
19. The implantable accommodative IOL system of claim 17 , wherein at least one of the plurality of support legs is optically clear.
20. The implantable accommodative IOL system of claim 17 , wherein the opaque frame circumferentially encircles the transparent anterior window and the transparent posterior window.