NCT01456390

Brief Summary

Evaluation in the eyes of subjects with one prior trabeculectomy on one to three ocular hypotensive medications of the intraocular pressure (IOP) lowering effect of two iStent stents in combination with one iStent supra stent and a postoperative prostaglandin.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
79

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Sep 2011

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 1, 2011

Completed
27 days until next milestone

First Submitted

Initial submission to the registry

September 28, 2011

Completed
22 days until next milestone

First Posted

Study publicly available on registry

October 20, 2011

Completed
7.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 26, 2019

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

March 26, 2019

Completed
Last Updated

September 7, 2022

Status Verified

September 1, 2022

Enrollment Period

7.6 years

First QC Date

September 28, 2011

Last Update Submit

September 2, 2022

Conditions

Keywords

Open angle glaucomaPrior trabeculectomy

Outcome Measures

Primary Outcomes (1)

  • Subjects observed at Month 12 who experience a mean medicated diurnal IOP reduction of ≥ 20% vs. baseline mean diurnal IOP

    Primary: Subjects observed at the Month 12 visit who experience a mean diurnal IOP reduction of ≥ 20% vs. baseline mean diurnal IOP, had no glaucoma surgical procedures (incisional or laser surgery prior to the 12 month visit), and no postoperative procedure to reposition or remove the stent prior to the 12 month visit, or additional ocular hypotensive medications within 4 weeks of the Month 12 visit

    12 Months

Secondary Outcomes (1)

  • Mean diurnal IOP < 18mm Hg

    12 months

Other Outcomes (1)

  • Safety/adverse event monitoring

    0-61 months

Study Arms (1)

iStent and iStent supra

OTHER

Implantation of two iStent devices and one iStent supra device

Device: iStent and iStent supra

Interventions

Implantation of two iStent devices and one iStent supra device

iStent and iStent supra

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Phakic patients or pseudophakic patients with posterior chamber intraocular lenses (PC-IOLs)
  • Open-angle glaucoma (including pseudoexfoliative)

You may not qualify if:

  • Aphakic patients or pseudophakic patients with anterior chamber IOLs (AC-IOLs)
  • Prior ALT
  • Prior SLT within 90 days of screening visit

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

S.V. Malayan Ophthalmological Center

Yerevan, 0001, Armenia

Location

Related Publications (1)

  • Myers JS, Masood I, Hornbeak DM, Belda JI, Auffarth G, Junemann A, Giamporcaro JE, Martinez-de-la-Casa JM, Ahmed IIK, Voskanyan L, Katz LJ. Prospective Evaluation of Two iStent(R) Trabecular Stents, One iStent Supra(R) Suprachoroidal Stent, and Postoperative Prostaglandin in Refractory Glaucoma: 4-year Outcomes. Adv Ther. 2018 Mar;35(3):395-407. doi: 10.1007/s12325-018-0666-4. Epub 2018 Feb 23.

MeSH Terms

Conditions

Glaucoma, Open-Angle

Condition Hierarchy (Ancestors)

GlaucomaOcular HypertensionEye Diseases

Study Officials

  • Lilit A Voskanyan, MD, PhD

    S.V. Malayan Ophthalmological Center, Yerevan, Armenia

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NON RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 28, 2011

First Posted

October 20, 2011

Study Start

September 1, 2011

Primary Completion

March 26, 2019

Study Completion

March 26, 2019

Last Updated

September 7, 2022

Record last verified: 2022-09

Locations