Clinical Trial of Peripheral Prism Glasses for Hemianopia
Public ClinicalTrials.gov record NCT00494676. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Community-based Multi-center Randomized Control Trial of Peripheral Prism Glasses for Hemianopia
Study identification
- NCT ID
- NCT00494676
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Alexandra Bowers
- Other
- Enrollment
- 73 participants
Conditions and interventions
Conditions
Interventions
- High power (57 prism diopter) peripheral prism glasses Device
- Low power sham peripheral prism glasses Device
Device
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 31, 2007
- Primary completion
- Jun 30, 2009
- Completion
- Mar 31, 2010
- Last update posted
- Apr 3, 2017
2007 – 2010
United States locations
- U.S. sites
- 12
- U.S. states
- 10
- U.S. cities
- 12
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UAB Center for Low Vision Rehabilitation | Birmingham | Alabama | 35294 | — |
| Vista Center for the Blind and Visually Impaired | Palo Alto | California | 94306 | — |
| Visual Health@Jupiter Eye Center | Jupiter | Florida | 33458 | — |
| Emory Optical Low Vision | Atlanta | Georgia | 30322 | — |
| Illinois Eye Institute | Chicago | Illinois | 60616 | — |
| Indiana University School of Optometry, Low Vision Rehabilitation and Primary Care Services | Bloomington | Indiana | 47404 | — |
| University of Kansas Medical Center | Prairie Village | Kansas | 66208 | — |
| Schepens Eye Research Institute | Boston | Massachusetts | 02114 | — |
| Vision Care Specialists, P.C. | Southborough | Massachusetts | 01772 | — |
| Academy Eye Associates | Durham | North Carolina | 27707 | — |
| Seven Lakes Eye Care | West End | North Carolina | 27376 | — |
| NSU Oklahoma College of Optometry, | Tahlequah | Oklahoma | 74464 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00494676, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 3, 2017 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00494676 live on ClinicalTrials.gov.