CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 52 enrolled
Drug / intervention
NIDEK TONOREF III +1 moredevice
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT07152808
NCT07152808N/ACompleted

Clinical Pilot Study to Provide Research Data for TONOREF III Tested to ANSI Z80.10-2014

Nidek Co. LTD.·interventional·Posted Sep 3, 2025·Updated Apr 24, 2026

In Brief

A clinical study evaluating NIDEK TONOREF III and Haag-Streit Goldmann Manual Tonometer for Intraocular Pressure. Completed, enrolled 52 participants.

Detailed Summary

The primary objective of this clinical study was to show that tonometry values for TONOREF III, as the representative device of the NIDEK tonometer series, were comparable to the predicate device. The secondary objective was to demonstrate that the test device was as safe as the predicate device.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
Countries--
Collaborators--

Timeline

N/ACompletedFinished
2023202420252026
First PostedSep 3, 2025
Enrollment StartSep 2, 2022
Primary CompletionJun 19, 2023
TodayJul 2, 2026
Enrollment to primary: 10 monthsPosted 10 months ago

Interventions

NIDEK TONOREF IIIdevice

The auto ref/kerato/tono/pachymeter TONOREF III is a medical device which measures objective refractive errors, corneal curvature radius, intraocular pressure and corneal thickness of the patient's eye.

Haag-Streit Goldmann Manual Tonometerdevice

Haag-Streit Goldmann Manual Tonometer measures intraocular pressure to aid in the screening and diagnosis of glaucoma