Safety & Effectiveness Study of the Hydrus Microstent for Lowering IOP in Glaucoma Patients Undergoing Cataract Surgery (HORIZON)
Public ClinicalTrials.gov record NCT01539239. 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
The Safety and Effectiveness of the Hydrus Aqueous Implant for Lowering Intraocular Pressure in Glaucoma Patients Undergoing Cataract Surgery, A Prospective, Multicenter, Randomized, Controlled Clinical Trial
Study identification
- NCT ID
- NCT01539239
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Ivantis, Inc.
- Industry
- Enrollment
- 1,143 participants
Conditions and interventions
Conditions
Interventions
- Hydrus Aqueous Implant Device
- Cataract surgery Procedure
Device · Procedure
Eligibility (public fields only)
- Age range
- 45 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
- Dec 31, 2011
- Primary completion
- May 31, 2017
- Completion
- May 31, 2020
- Last update posted
- Mar 11, 2021
2012 – 2020
United States locations
- U.S. sites
- 26
- U.S. states
- 17
- U.S. cities
- 26
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Phoenix | Arizona | — | — |
| Not listed | Tucson | Arizona | — | — |
| Not listed | Fayetteville | Arkansas | — | — |
| Not listed | La Jolla | California | — | — |
| Not listed | Orange | California | — | — |
| Not listed | Sacramento | California | — | — |
| Not listed | Fort Collins | Colorado | — | — |
| Not listed | Parker | Colorado | — | — |
| Not listed | Bradenton | Florida | — | — |
| Not listed | Fort Myers | Florida | — | — |
| Not listed | Ocala | Florida | — | — |
| Not listed | Sioux City | Iowa | — | — |
| Not listed | Garden City | Kansas | — | — |
| Not listed | Louisville | Kentucky | — | — |
| Not listed | Sandwich | Massachusetts | — | — |
| Not listed | Bloomington | Minnesota | — | — |
| Not listed | Chesterfield | Missouri | — | — |
| Not listed | Wilmington | North Carolina | — | — |
| Not listed | Cleveland | Ohio | — | — |
| Not listed | Mason | Ohio | — | — |
| Not listed | Maryville | Tennessee | — | — |
| Not listed | Austin | Texas | — | — |
| Not listed | Dallas | Texas | — | — |
| Not listed | Fort Worth | Texas | — | — |
| Not listed | Salt Lake City | Utah | — | — |
| Not listed | Racine | Wisconsin | — | — |
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 12 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01539239, 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 Mar 11, 2021 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01539239 live on ClinicalTrials.gov.