Vision modification with reflected image
View Patent ↗Various embodiments of methods and systems for improving and enhancing vision are disclosed. Adjustable lenses or optical systems may be used to provide adaptive vision modification. In some embodiments, vision modification may be responsive to the current state of the user's visual system. Certain embodiments provide correction of the subject's near and far vision. Other embodiments provide enhancement of vision beyond the physiological ranges of focal length or magnification.
1. An adaptive vision modification system, comprising:
at least one sensor for detecting a neuromuscular signal from a ciliary muscle of a subject;
an adjustable intraocular lens including an adjustable optical element for modifying a visual input to the subject;
a processor operatively connected to the at least one sensor and the adjustable intraocular lens, the processor including
a signal input for receiving the neuromuscular signal from the at least one sensor;
a pre-processor for performing preliminary signal processing of the neuromuscular signal to produce a pre-processed signal;
a signal analyzer configured to analyze the pre-processed signal to generate as output at least one quality parameter characterizing a quality of the visual input at a retina of the subject; and
a lens system controller configured to receive as input the at least one quality parameter and to generate as output a control signal for controlling the adjustable intraocular lens in response to the at least one quality parameter; and
a remote portion including
at least a portion of one or more of the pre-processor, the signal analyzer, and the lens system controller;
a transmitter for transmitting at least one of a data signal and a control signal to at least one of the adjustable intraocular lens and the at least one sensor; and
a receiver for receiving at least one of a data signal and a control signal from at least one of the adjustable intraocular lens and the at least one sensor.
2. The adaptive vision modification system of claim 1 , wherein at least a portion of the adaptive vision modification system is implemented as a computing system including at least one of a volatile semiconductor-based memory, a nonvolatile semiconductor-based memory, a user interface and a data port.
3. The adaptive vision modification system of claim 1 , wherein at least a portion of the adaptive vision modification system is implemented utilizing components of a communication system.
4. The adaptive vision modification system of claim 1 , wherein at least a portion of the adaptive vision modification system is implemented utilizing components of a computing system.
5. The adaptive vision modification system of claim 1 , including a power supply.
6. The adaptive vision modification system of claim 5 , wherein the power supply is a battery.
7. The adaptive vision modification system of claim 5 , including a transmitter for transmitting power from the power supply to at least one of the adjustable intraocular lens and the at least one sensor via power beaming.
8. The adaptive vision modification system of claim 5 , including an inductive coil for delivering power from the power supply to at least one of the adjustable intraocular lens and the at least one sensor via inductive coupling.
9. The adaptive vision modification system of claim 1 , wherein the adjustable optical component includes an electroactive component.
10. The adaptive vision modification system of claim 1 , wherein the adjustable optical component includes a liquid crystal component.
11. The adaptive vision modification system of claim 1 , wherein the adjustable optical component includes a polymeric component.
12. The adaptive vision modification system of claim 1 , wherein the transmitter is adapted to transmit the at least one of a data signal and a control signal to the at least one of the adjustable intraocular lens and the at least one sensor as a radio frequency signal.
13. The adaptive vision modification system of claim 1 , wherein the transmitter is adapted to transmit the at least one of a data signal and a control signal to the at least one of the adjustable intraocular lens and the at least one sensor via an inductive coupling.
14. The adaptive vision modification system of claim 1 , wherein the receiver is adapted to receive the at least one of a data signal and a control signal from the at least one of the adjustable intraocular lens and the at least one sensor as a radio frequency signal.
15. The adaptive vision modification system of claim 1 , wherein the receiver is adapted to receive the at least one of a data signal and a control signal from the at least one of the adjustable intraocular lens and the at least one sensor via an inductive coupling.
16. The adaptive vision modification system of claim 1 , wherein the at least one sensor includes an electrode.
17. The adaptive vision modification system of claim 1 , wherein the at least one sensor includes an optoelectronic sensor.
18. The adaptive vision modification system of claim 1 , wherein the at least one sensor is adapted to detect an electromagnetic signal.
19. The adaptive vision modification system of claim 1 , wherein the at least one sensor includes an electromyographic signal.
20. The adaptive vision modification system of claim 1 , wherein the lens system controller is configured to provide closed loop control of the adjustable intraocular lens on an ongoing basis.
21. The adaptive vision modification system of claim 1 , wherein the lens system controller is configured to generate the control signal based upon a pre-determined relationship between the at least one quality parameter and the visual input.
22. The adaptive vision modification system of claim 1 , wherein the lens system controller is configured to accept a magnification factor input.
23. The adaptive vision modification system of claim 22 , wherein said lens system controller is adapted to adjust the adjustable intraocular lens in response to the magnification factor and the quality parameter.
24. An intraocular lens controller, comprising:
a receiver for receiving a visual focal condition signal indicative of a visual focal condition from an adjustable intraocular lens system, the adjustable intraocular lens system including an adjustable intraocular lens including an adjustable optical element for modifying a visual input to the subject, at least one sensor for detecting a neuromuscular signal indicative of the visual focal condition from a ciliary muscle of a subject, and a transmitter for transmitting a visual focal condition signal based in the detected neuromuscular signal;
a signal analyzer configured to analyze the visual focal condition signal to generate as output at least one quality parameter characterizing a quality of the visual input at a retina of the subject; and
a lens system controller configured to receive as input the at least one quality parameter and to generate as output a control signal for controlling the adjustable intraocular lens in response to the at least one quality parameter; and
a transmitter for transmitting the control signal to the adjustable intraocular lens system.
25. The adaptive vision modification system of claim 24 , wherein the transmitter is adapted to transmit a radio frequency signal.
26. The adaptive vision modification system of claim 24 , wherein the transmitter is adapted to transmit the control signal via an inductive coupling.
27. The adaptive vision modification system of claim 24 , wherein the receiver is adapted to receive the visual focal condition signal as a radio frequency signal.
28. The adaptive vision modification system of claim 24 , wherein the receiver is adapted to receive the visual focal condition signal via an inductive coupling.
29. The intraocular lens controller of claim 24 , including
a power supply; and
a transmitter for transmitting power from the power supply to at least one of the adjustable intraocular lens and the at least one sensor via power beaming.
30. The intraocular lens controller of claim 24 , including
a power supply; and
an inductive coil for delivering power from the power supply to at least one of the adjustable intraocular lens and the at least one sensor via inductive coupling.
31. The intraocular lens controller of claim 24 , wherein at least a portion of the intraocular lens controller is implemented utilizing components of a communication system.
32. The intraocular lens controller of claim 24 , wherein at least a portion of the intraocular lens controller is implemented utilizing components of a computing system.
33. The intraocular lens controller of claim 24 , wherein the lens system controller is configured to provide closed loop control of the adjustable intraocular lens on an ongoing basis.
34. The intraocular lens controller of claim 24 , wherein the lens system controller is configured to generate the control signal based upon a pre-determined relationship between the at least one quality parameter and the visual input.
35. The intraocular lens controller of claim 24 , wherein the lens system controller is configured to accept a magnification factor input.
36. The intraocular lens controller of claim 35 , wherein said lens system controller is adapted to generate the control signal in response to the magnification factor and the quality parameter.
37. A method of controlling an adaptive intraocular lens, comprising:
detecting, with at least one sensor, a neuromuscular signal from a ciliary muscle of a subject, the neuromuscular signal indicative of a quality of a visual input at a retina of the subject;
receiving the neuromuscular signal, via a signal input, at a processor operatively connected to the at least one sensor, the processor including the signal input for receiving the neuromuscular signal from the at least one sensor, a pre-processor for performing preliminary signal processing of the neuromuscular signal, a signal analyzer, and a lens system controller;
performing preliminary signal processing of the neuromuscular signal with the pre-processor to produce a pre-processed signal;
analyzing the pre-processed signal with the signal analyzer to generate as output at least one quality parameter characterizing the quality of the visual input at the retina of the subject;
generating with the lens system controller, in response to the at least one quality parameter, a control signal for controlling the adjustable intraocular lens; and
transmitting the control signal from the processor to the adjustable intraocular lens with the transmitter.
38. The method of claim 37 , including receiving the neuromuscular signal at the signal input via an RF coupling.
39. The method of claim 37 , including receiving the neuromuscular signal at the signal input via an inductive coupling.
40. The method of claim 37 , including receiving the neuromuscular signal at the signal input via by transponder-type sensor.
41. The method of claim 37 , including
accepting, via a user interface operatively connected to the processor, a magnification factor input; and
generating the control signal with the lens system controller in response to the magnification factor and the at least one quality parameter.
42. The method of claim 37 , including transmitting power, from a power supply operatively connected to the processor, to the adjustable intraocular lens via power beaming.
43. The method of claim 37 , including transmitting power, from a power supply operatively connected to the processor, to the adjustable intraocular lens via inductive coupling.