Actively Recruiting

All Genders
ID02804438

Establishing Normative Data for Pupillometer Assessments in Neuro-Intensive Care

Led by University of Texas Southwestern Medical Center · Updated on 2025-10-22

1000

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

Sponsors

U

University of Texas Southwestern Medical Center

Lead Sponsor

N

NeurOptics Inc

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are gathering extensive data to better understand pupillometer readings in patients admitted to intensive care units. The study aims to develop standard reference values for pupil size, reaction, and neurological pupil index based on automated pupillary exams. This will help define what normal pupil measurements look like in a clinical setting. Data collection involves patients in intensive care who have been ordered by their attending physicians to undergo regular pupillary assessments using a pupillometer device. Nurses perform these assessments routinely. The project plans to collect a large number of observations to accurately describe the normal range of pupillary exam results. During the study, participants will have daily oculomotor evaluations measuring pupillary changes during their ICU stay, recorded each day at 9:00am. This observational approach helps researchers analyze pupil data over time to better understand neurological function. The study will continue to gather data until September 2028.

CONDITIONS

Brief Title

Establishing Normative Data for Pupillometer Assessments in Neuro-Intensive Care

Who Can Participate

All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Patients admitted to enrolling hospitals assigned by their attending physician to have regular pupillary assessments
  • Pupillary assessments performed by staff nurses using a pupillometer
Not Eligible

You will not qualify if you...

  • Outpatients
  • Patients without orders for regular pupillary assessments

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

Monitoring

Duration - Duration of ICU admission

Participants who have routine pupillary assessments performed by staff nurses using a pupillometer are observed to collect data on pupillary variance during ICU admission.

Daily visits at 9:00am for pupillary assessments

Trial Site Locations

Total: 1 location

1

Maria E Denbow

Dallas, Texas, United States, 75390

Actively Recruiting

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Research Team

D

DaiWai M Olson, PhD

M

Maria E Denbow

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

0

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Published Research Related To This Trial

A differential of the left eye and right eye neurological pupil index is associated with discharge modified Rankin scores in neurologically injured patients.

Claudio M Privitera, Sanjay V Neerukonda, Venkatesh Aiyagari...

https://pubmed.ncbi.nlm.nih.gov/35869429

Relationship Between Automated Pupillometry Measurements and Ventricular Volume in Patients With Aneurysmal Subarachnoid Hemorrhage.

Yesica Andrea Campos, Priyanka Rana, Ranier G Reyes...

https://pubmed.ncbi.nlm.nih.gov/35776519