Status:

UNKNOWN

The Effect of Varying Brightness on Palpebral Aperture

Lead Sponsor:

University of Edinburgh

Collaborating Sponsors:

National Health Service, United Kingdom

Royal Free Hospital NHS Foundation Trust

Conditions:

Eyelid Ptoses

Eligibility:

All Genders

18-65 years

Phase:

NA

Brief Summary

We aim to establish the point at which glare from bright lights begins to engage our eyelids - causing us to "squint". We will be using a video camera with an LED ring light around it facing the volun...

Detailed Description

Our study will aim to establish the point of orbicularis engagement based on luminous intensity Murray et al. created an Ocular Stress Monitor to see if the contracture of the muscles on the eyelid in...

Eligibility Criteria

Inclusion

  • Aged between 18 and 65 years of age
  • A member of the Royal Free NHS trust

Exclusion

  • No known ocular pathology
  • No lid problems/ptosis or previous lid surgery
  • No contact lenses in for duration of experiment
  • No pseudophakia
  • No neurological disease

Key Trial Info

Start Date :

January 14 2022

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

February 21 2022

Estimated Enrollment :

40 Patients enrolled

Trial Details

Trial ID

NCT05210491

Start Date

January 14 2022

End Date

February 21 2022

Last Update

January 27 2022

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Ophthalmology, Royal Free Hospital

London, United Kingdom, NW3 2QY