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Comparison of Intraocular Pressure Measurement With the Novel TonoVera Device With Other Commonly Used Devices

State University of New York at Buffalo · with Reichert, Inc. · NCT05523622

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Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.

Key facts

Compensation
Not posted. Ask the study team before screening.
Who can join
Any age listed · All sexes
Healthy volunteers
Accepted
Study type
Interventional · Not applicable
Target enrollment
300
US sites recruiting
1
Study start
August 1, 2022
Record last updated
May 6, 2026

Status re-checked against ClinicalTrials.gov within the last 12 hours.

What the study is about

We are testing the accuracy of Reichert's Tono-Vera tonometer by comparing measurements of IOP with this device and measurements with other commonly-used tonometers, including Goldmann Applanation and iCare.

Being studied: Tono-Vera tonometer; Goldman Applanation Tonometry

Conditions: Glaucoma

Eligibility criteria

Copied from the official record. The study team makes the final decision at screening.

Show full criteria

Inclusion Criteria

  • Ability to provide signed and dated informed consent form. Patients willing to comply with all study procedures and be available for the duration of the study.

Male or female patients aged 18 to 99 Patients in good general health as evidenced by ability to come to their appointment on day of study.

Exclusion Criteria

  • Patients age less than 18 years Patients unable or unwilling to provide informed consent to participate in the study Patients for which an accurate tonometry reading cannot be performed. This may include those with blepharospasm (lid squeezers), nystagmus, extensive corneal pathology, or contact lens wearers who cannot remove their contact lens.Patients with significant scleral thinning Patients with a known allergy to proparacaine or fluorescein as these are used to anesthetize and allow measurement respectively of the eye when used with the Goldmann tonometer.

Recruiting US locations

  • Ross Eye Institute

    Buffalo, NY 14209

    Site contact: Sandra Sieminski, MD · 716-881-7900

Study contacts (from the official record)

  • Sandra Sieminski, MD · 716-408-6909 · smfernando17@gmail.com
  • Catherine Seeger, MD · 5859443719 · cseeger2@buffalo.edu
All healthy volunteers studies in New York →
Comparison of Intraocular Pressure Measurement With the Novel… (NCT05523622) | Bored Studies