ClinicalTrials.gg
Status unknownNCT01299233Updated Jan 6, 2015

Reproducibility of RNFL Circle Scans With ART-Function of Heidelberg Spectralis SD-OCT Software Version 5.3

An observational study in Glaucoma Patients and Healthy Controls, sponsored by University of Zurich. Status unknown at 1 site in Switzerland. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2015-01-06.

Sponsored by University of Zurich · Observational

The sponsor has not verified this record recently (last verified Dec 2014), so the status shown — last known as Enrolling by invitation — may be out of date.
Study type
Observational
Model
Case-control
Time perspective
Prospective
Enrollment
100
Ages
18 Years and older
Sex
All
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Study summary

To assess the improvement in reproducibility of 100 vs. 16 averaged images by Automatic Real Time (ART) using Spectralis™ Spectral Domain-Optical Coherence Tomography (SD-OCT, Heidelberg Engineering GmbH, Heidelberg, Germany) in retinal nerve fiber layer thickness (RNFL) circle scan-measurements.

  • Trial with medical device
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Conditions studied

  • Glaucoma Patients and Healthy Controls
03

In context

Lead sponsor

University of Zurich is the lead sponsor of 1,048 studies on the registry; 132 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes
Sampling method
Non-probability sample

Study population

patients and controls are selected out of our primary care clinic

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

for both groups (glaucoma study group and control group): men and women of at least 50 years of age

for the glaucoma study group: diagnosis of primary open angle glaucoma (POAG)

Exclusion criteria

Exclusion criteria:

for both groups (glaucoma study group and control group):

  • less then 18 years of age
  • any pathology of the central retina
  • any optic nerve disorder other then glaucoma
  • retinal vascular disorder

for the glaucoma study group: other glaucoma diagnosis then primary open angle glaucoma

for the control group: any diagnosis of glaucoma

05

Study design

Observational model
Case-control
Time perspective
Prospective
Enrollment
100 participants (estimated)

Groups and cohorts

  • control group

    age matched healthy controls

    Device: Spectralis® SD-OCT, Heidelberg Engineering GmbH, H

  • Glaucoma

    patients with diagnosis of primary open angle glaucoma

    Device: Spectralis® SD-OCT, Heidelberg Engineering GmbH, H

Interventions

  • DeviceSpectralis® SD-OCT, Heidelberg Engineering GmbH, H

    Measurement of the peripapillar nerve fiber layer with different settings of ART

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What researchers measure

Primary outcomes

  1. COV

    Time frame: T0

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Study locations

1 site
  • University Hospital Zurich, Ophthalmic Clinic
    Zurich, Canton of Zurich 8091, Switzerland
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 6, 2015, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT01299233
Responsible party
Sponsor
First posted
Feb 18, 2011
Start date
Feb 2011
Primary completion
Dec 2015 (estimated)
Completion
Dec 2015 (estimated)
Last update
Jan 6, 2015

Study contacts

Jens Funk, Prof. MD
principal investigator · University Hospital Zurich, Ophtalmic Clinic

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Dec 2014. You cannot join it, but the record below documents what was studied.

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