IP Library Granted Patent US 11,099,376
Granted Patent B1
US 11,099,376 · App. 17/134,309 · Granted Aug 24, 2021

User wearable fluorescence enabled visualization system

Inventors: Liviu Steier (Needham, MA); Richard E. Feinbloom (New York, NY)
Assignee: Designs for Vision, Inc.
G02B25/02F21V21/084F21V23/04G02B5/208G02B25/004A61B5/0071A61B5/0088G02C7/086
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Quick Facts
Patent No.
US 11,099,376
App. No.
17/134,309
Granted
Aug 24, 2021
Kind
B1
Abstract

A user-wearable fluorescence based visualization system comprising a multi-light lamp assembly that provides for the selected output of light using multiple light emitting sources, wherein the outputted light may be tailored to generate response wavelength by the interaction of the emitted light and a tissue illuminated by the emitted light, through the process of fluorescence, and a viewing system that allows a practitioner view the fluorescent light generated by the tissue, and distinguish between healthy and diseased tissues.

Claims (19)

1. A visualization device comprising:

a means for retaining said device to a user;

a means for transmitting a light at a plurality of light wavelengths, wherein selected ones of said plurality of light wavelengths causing generation of a fluorescent light when said selected ones of said plurality of wavelengths interacts with an object;

a means for processing a reflection of said plurality of wavelengths and said generated florescent light, wherein said means for processing is configured to:

attenuate at least one light wavelength region of said reflection of at least one of said plurality of wavelengths; and

allow passage of light wavelengths of at least one of said plurality of wavelengths and said generated fluorescent light, wherein said generated fluorescent light is within said wavelengths allowed passage.

2. The visualization device as recited in claim 1 , said object is coated with at least one of: a dye, a contrasting agent and a fluorophore.

3. The visualization device as recited in claim 1 , wherein said plurality of wavelengths is selected from a group consisting of: a white light and a colored light.

4. The visualization device as recited in claim 3 , comprising:

a means for controlling said means for transmitting said light at said plurality of wavelengths comprises one of: a touch control, a contactless control and a wireless control.

5. The visualization device as recited in claim 1 , wherein said plurality of wavelengths are transmitted at different power levels.

6. The visualization device as recited in claim 1 , wherein at least one of said selected ones of said plurality of wavelengths is transmitted in a lower wavelength range of a blue light wavelength range and at least one of said selected ones of said plurality of wavelengths is transmitted in an upper wavelength region of said blue light wavelength range.

7. The visualization device as recited in claim 1 , wherein said plurality of wavelengths are transmitted concurrently.

8. The visualization device as recited in claim 1 , wherein said plurality of wavelengths are transmitted sequentially.

9. The visualization device of claim 1 , wherein said means for processing includes at least one of:

an eyewear comprising:

a plurality of lens, and

a magnification device incorporated into a corresponding one of said plurality of lens, wherein each of said plurality of lens and corresponding magnification device comprises:

a filter system.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 7, 2021
From: FEINBLOOM, RICHARD E; STEIER, LIVIU, DR.
To: DESIGNS FOR VISION, INC.
Reel/Frame 054850/0907 →
Continuity (1)
Provisional Application 63013487 · Apr 21, 2020
Cited By (18)
US 12,186,028 US 12,201,384 US 12,206,837 US 12,239,385 US 12,290,416 US 12,332,507 US 12,354,227 US 12,383,369 US 12,412,346 US 12,417,595 US 12,458,411 US 12,461,375 US 12,475,662 US 12,491,044 US 12,502,163 US 12,521,201 US 12,607,844 US 12,613,404