IP Library Granted Patent US 10,039,487
Granted Patent B2
US 10,039,487 · App. 15/339,831 · Granted Aug 7, 2018

Method for detecting a disease by analysis of retinal vasculature

Inventors: Steven Verdooner (Sacramento, CA); David Biggs (Sacramento, CA); Austin Blanco (Sacramento, CA)
Assignee: NeuroVision Imaging, Inc.
A61B5/4088A61B3/0025A61B3/102A61B3/1025A61B3/12A61B3/1233A61B3/1241A61B3/14
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Quick Facts
Patent No.
US 10,039,487
App. No.
15/339,831
Granted
Aug 7, 2018
Kind
B2
Abstract

A method for detecting a disease such as Alzheimer's disease by analysis of retinal vasculature is disclosed. The method for detecting a disease by analysis of retinal vasculature may include applying a combination of optical retro mode illumination techniques to acquire a plurality of amyloid beta plaques and drusen images that are too small to be seen with other imaging modalities. The disease may also be detected with a non-transitory computer storage media having instructions stored thereon which, when executed, execute the method for detecting a disease by analysis of retinal vasculature. The method may track changes in lumen thickness, plaque, size, area and density of the disease by analysis of retinal vasculature over a predetermined period of time.

Claims (28)

1. A method for detecting a disease by analysis of retinal vasculature, comprising the steps of:

imaging a plurality of frames with a plurality of views of a patient user's inner retina layers;

aligning and combining the frames utilizing one or more super-resolution techniques;

monitoring the aligned and combined frames; and

quantifying changes in the monitored, aligned and combined frames.

2. The method according to claim 1 , wherein the imaging utilizes optical coherence tomography to assess one or more vessel measurements.

3. The method according to claim 1 , wherein the aligning and combining includes the one or more super-resolution techniques that are selected from the group consisting of color fundus imaging, fluorescein angiography, ICG angiography, red-free illumination, IR-retro illumination, hyper spectral imaging or multi-spectral imaging.

4. The method according to claim 1 , wherein the aligning and combining includes a plurality of standard confocal IR images that are combined with a plurality of retro-mode images to produce a higher sensitivity traditional confocal image or to produce a hyper-contrast combination image.

5. The method according to claim 1 , wherein the aligning and combining includes an annulus utilized in an IR confocal mode that is replaced with a slit, grid, spinning disk confocal, holographic interference image or a coded apertureto further increase detection of traditionally sub-resolvable retinal vessel details.

6. The method according to claim 1 , wherein the aligning and combining includes a plurality of focal planes that are acquired and combined, to produce a three-dimensional render of a plurality of detected retinal vessels.

7. The method according to claim 1 , wherein the aligning and combining includes an aperture position is stepped in an optical path, to alter its interaction with reflected or emitted light from the patient user's retina.

8. The method according to claim 1 , wherein the monitoring and the quantifying is performed by a non-transitory storage media, a processor and a memory system.

9. The method according to claim 1 , wherein the quantifying includes a plurality of fluorescent emission images that are combined with a plurality of IR mode images to produce a co-located detection matrix.

10. The method according to claim 1 , wherein the disease is Alzheimer's disease.

11. A non-transitory computer storage media having instructions stored thereon which, when executed, execute a method comprising the steps of:

imaging a plurality of frames of a plurality of views of a patient user's inner retina layers;

aligning and combining the frames utilizing one or more super-resolution techniques;

monitoring the aligned and combined frames; and

quantifying changes in the monitored, aligned and combined frames.

12. The method according to claim 11 , wherein the imaging utilizes optical coherence tomography to assess one or more vessel measurements.

13. The method according to claim 11 , wherein the aligning and combining includes the one or more super-resolution techniques that are selected from the group consisting of color fundus imaging, fluorescein angiography, ICG angiography, red-free illumination, IR-retro illumination, hyper spectral imaging or multi-spectral imaging.

14. The method according to claim 11 , wherein the aligning and combining includes a plurality of standard confocal IR images that are combined with a plurality of retro-mode images to produce a higher sensitivity traditional confocal image or to produce a hyper-contrast combination image.

15. The method according to claim 11 , wherein the aligning and combining includes an annulus utilized in an IR confocal mode that is replaced with a slit, grid, spinning disk confocal, holographic interference image or a coded aperture to further increase detection of traditionally sub-resolvable retinal vessel details.

16. The method according to claim 11 , wherein the aligning and combining includes a plurality of focal planes that are acquired and combined, to produce a three-dimensional render of a plurality of detected retinal vessels.

17. The method according to claim 11 , wherein the aligning and combining includes an aperture position is stepped in an optical path, to alter its interaction with reflected or emitted light from the patient user's retina.

18. The method according to claim 11 , wherein the monitoring and the quantifying is performed by a non-transitory storage media, a processor anda memory system.

19. The method according to claim 11 , wherein the quantifying includes a plurality of fluorescent emission images that are combined with a plurality of IR mode images to produce a co-located detection matrix.

20. The method according to claim 11 , wherein the disease is Alzheimer's disease.

Assignments (2)
SECURITY INTEREST Recorded Dec 10, 2025
From: NEUROVISION IMAGING, INC.; FUTUREHEALTH SERVICES, LLC
To: WILDCAT PARTNER HOLDINGS, LP
Reel/Frame 073179/0485 →
CHANGE OF NAME Recorded May 3, 2018
From: NEUROVISION IMAGING, LLC
To: NEUROVISION IMAGING, INC.
Reel/Frame 046083/0770 →
Continuity (3)
Continuation 14210403 · Mar 13, 2014
Provisional Application 61800786 · Mar 15, 2013
Related Publication 20170042464A1 · Feb 16, 2017
Cited By (1)
US 12,599,331