A Clinical Evaluation of the Next Generation Diagnostic Instrument (NGDI)

Bausch & Lomb Incorporated76 enrolled

Overview

The purpose of this study is to measure the aberrations, corneal surface topography and pachymetry of normal human eyes with the NGDI.

Study Type

INTERVENTIONAL

Allocation

NON_RANDOMIZED

Purpose

DIAGNOSTIC

Masking

NONE

Enrollment

Conditions

Healthy

Interventions

Next Generation Diagnostic Instrument (NGDI)DEVICE

Measurement of the aberrations, corneal surface topography, and pachymetry of normal human eyes

Zyoptix Diagnostic Workstation (ZDW)DEVICE

Measurement of the aberrations, corneal surface topography, and pachymetry of normal human eyes

Eligibility

Sex: ALLMin age: 21 YearsMax age: 75 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * +10.00D to -20.00D of absolute spherical ametropia * Must be part of the Bausch \& Lomb research clinic * Snellen visual acuity must be correctable to 20/25 Exclusion Criteria: * No more than -6.00D of refractive astigmatism

Locations (1)

Bausch & Lomb

Rochester, New York, United States

Outcomes

Primary Outcomes

Measurement of aberrations with the NGDI and the Zywave II.

Time frame: Single visit

Secondary Outcomes

Measurement of corneal topography and pachymetry with the NGDI and the Orbscan IIz.

Time frame: Single visit

Data from ClinicalTrials.gov

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