IP Library › Granted Patent US 7,670,002
Granted Patent B2
US 7,670,002 · App. 11/398,049 · Granted Mar 2, 2010

Pupilometer with pupil irregularity detection, pupil tracking, and pupil response detection capability, glaucoma screening capability, intracranial pressure detection capability, and ocular aberration measurement capability

Assignee: Neuroptics, Inc.
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Quick Facts
Patent No.
US 7,670,002
App. No.
11/398,049
Granted
Mar 2, 2010
Kind
B2
Abstract

A pupilometer having image capturing means, illumination means generating and emitting light of a first wavelength, stimulation means generating and emitting light of a second wavelength, and image processing software. The image processing software receives data from the image capturing means, identifies a pupil's dynamic response to light generated by the stimulation means, analyzes one or more components of the pupil's dynamic response, and produces an output comprising a value indicative of a neurological condition of a patient.

Claims (14)

1. A pupilometer comprising:

image capturing means;

illumination means generating and emitting light of a first wavelength;

stimulation means generating and emitting light of a second wavelength; and

image processing software that receives data from the image capturing means, identifies a pupil's dynamic response to light generated by the stimulation means, analyzes one or more components of the pupil's dynamic response, and produces an output comprising a value indicative of a neurological condition of a patient, wherein the value is a single alphanumeric scalar value that can be applied to a scale indicative of a neurological condition.

2. The pupilometer of claim 1 , wherein said one or more components of the pupil's dynamic response comprises minimum pupil aperture, maximum pupil aperture, difference between maximum and minimum pupil apertures, latency of pupil response to stimulation, pupil constriction velocity, first and second pupil dilation velocities, and pupil irregularity magnitude and location information.

3. The pupilometer of claim 1 , wherein the software further identifies statistical anomalies within said one or more components of the pupil's dynamic response and discards said anomalies.

4. A pupilometer comprising:

image capturing means;

illumination means generating and emitting light of a first wavelength;

stimulation means generating and emitting light of a second wavelength; and

image processing software that detects a pupil within an image of an eye provided by the image capturing means, measures the size of the detected pupil, measures one or more components of the pupil's dynamic response to the light generated and emitted by the stimulation means, analyzes said one or more components, and produces an output comprising a value indicative of a neurological condition of a patient, wherein the value is a single alphanumeric scalar value that can be applied to a scale indicative of a neurological condition.

5. The pupilometer of claim 4 , wherein said one or more components of the pupil's dynamic response comprises minimum pupil aperture, maximum pupil aperture, difference between maximum and minimum pupil apertures, latency of pupil response to stimulation, pupil constriction velocity, first and second pupil dilation velocities, and pupil irregularity magnitude and location information.

6. The pupilometer of claim 4 , wherein the software further identities statistical anomalies within said one or more components of the pupil's dynamic response and discards said anomalies.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 31, 2013
From: STARK, LAWRENCE W., DR.; PRIVITERA, CLAUDIO M.; SIMINOU, KAMRAN; OLIVER, JEFFREY
To: NEUROPTICS, INC.
Reel/Frame 030528/0668 →
Continuity (5)
Continuation 1069929700 · Oct 30, 2003
Continuation 0971167500 · Nov 9, 2000
Continuation In Part 0952377800 · Mar 13, 2000
Continuation 0929867000 · Apr 23, 1999
Related Publication 20060181678A1 · Aug 17, 2006