NCT01841450

Brief Summary

The purpose of this study is to assess the long-term safety of the Glaukos® iStent® Trabecular Micro-Bypass Stent Model GTS100 in conjunction with cataract surgery vs. cataract surgery only, in subjects with mild to moderate open-angle glaucoma.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
360

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Jul 2013

Longer than P75 for not_applicable

Geographic Reach
1 country

14 active sites

Status
unknown

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

First Submitted

Initial submission to the registry

April 24, 2013

Completed
2 days until next milestone

First Posted

Study publicly available on registry

April 26, 2013

Completed
2 months until next milestone

Study Start

First participant enrolled

July 1, 2013

Completed
8.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 1, 2021

Completed
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2021

Completed
Last Updated

October 20, 2021

Status Verified

October 1, 2021

Enrollment Period

8.1 years

First QC Date

April 24, 2013

Last Update Submit

October 18, 2021

Conditions

Keywords

Primary open-angle glaucoma (POAG)Trabecular meshworkiStent

Outcome Measures

Primary Outcomes (1)

  • Rate of sight-threatening adverse events

    36 months

Secondary Outcomes (1)

  • Other adverse events

    36 months

Other Outcomes (1)

  • Diurnal IOP reduction ≥ 20%

    Baseline and 24 months

Study Arms (2)

iStent

EXPERIMENTAL

Implantation of one iStent in conjunction with cataract surgery

Device: iStent

Cataract surgery

ACTIVE COMPARATOR

Cataract surgery alone

Procedure: Cataract surgery

Interventions

iStentDEVICE

Implantation of one iStent in conjunction with cataract surgery

Also known as: GTS100
iStent

Cataract surgery alone

Cataract surgery

Eligibility Criteria

Age22 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • mild to moderate primary open-angle glaucoma
  • currently treated with ocular hypotensive medication
  • pseudoexfoliative and pigmentary glaucoma are acceptable diagnoses
  • subject scheduled to undergo cataract surgery

You may not qualify if:

  • primary angle-closure glaucoma; or secondary angle closure glaucoma, including neovascular glaucoma
  • retrobulbar tumor, thyroid eye disease, Sturge-Weber syndrome or any other type of condition that may cause elevated episcleral venous pressure

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (14)

Unknown Facility

Irvine, California, 92604, United States

Location

Unknown Facility

Montebello, California, 90640, United States

Location

Unknown Facility

Aurora, Colorado, 80045, United States

Location

Unknown Facility

Atlanta, Georgia, 30342, United States

Location

Unknown Facility

Edgewood, Kentucky, 41017, United States

Location

Unknown Facility

Louisville, Kentucky, 40217, United States

Location

Unknown Facility

Jackson, Michigan, 49202, United States

Location

Unknown Facility

Saint Joseph, Michigan, 49085, United States

Location

Unknown Facility

Kansas City, Missouri, 64151, United States

Location

Unknown Facility

St Louis, Missouri, 63131, United States

Location

Unknown Facility

Winston-Salem, North Carolina, 27101, United States

Location

Unknown Facility

Cincinnati, Ohio, 45242, United States

Location

Unknown Facility

Mentor, Ohio, 44060, United States

Location

Unknown Facility

Kingston, Pennsylvania, 18704, United States

Location

MeSH Terms

Conditions

Glaucoma, Open-Angle

Interventions

Cataract Extraction

Condition Hierarchy (Ancestors)

GlaucomaOcular HypertensionEye Diseases

Intervention Hierarchy (Ancestors)

Refractive Surgical ProceduresOphthalmologic Surgical ProceduresSurgical Procedures, Operative

Study Design

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

Study Record Dates

First Submitted

April 24, 2013

First Posted

April 26, 2013

Study Start

July 1, 2013

Primary Completion

August 1, 2021

Study Completion

November 1, 2021

Last Updated

October 20, 2021

Record last verified: 2021-10

Locations