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Comparison of Objective and Subjective Changes Induced by Multiple Pinhole Glasses and Single Pinhole Glasses

NCT02572544 · Status: UNKNOWN · Phase: NA · Type: INTERVENTIONAL · Enrollment: 30

Last updated 2015-10-09

No results posted yet for this study

Summary

Purpose of this study is to compare the ocular functional changes including pupil size, visual acuity, depth of focus, accommodative amplitude, visual field, contrast sensitivity, and stereopsis induced by multiple and single pinhole glasses, in addition, to check reading speed and survey for ocular discomfort after using both pinhole glasses.

Conditions

  • Functional Vision Changes

Interventions

DEVICE

Trayner Pinhole Glasses (Trayner Glasses, Ivybridge Devon, U.K.)

Wearing multiple and single pinhole glasses

Sponsors & Collaborators

  • Chung-Ang University Hosptial, Chung-Ang University College of Medicine

    lead OTHER

Study Design

Allocation
NA
Purpose
BASIC_SCIENCE
Masking
NONE
Model
SINGLE_GROUP

Eligibility

Min Age
20 Years
Max Age
45 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2015-10-31
Primary Completion
2015-10-31

Countries

  • South Korea

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02572544 on ClinicalTrials.gov