CClinicalTrials.gg
CompletedNCT01461291Updated May 19, 2022

Multicenter Study Using Glaukos® Trabecular Micro-Bypass Stent Model GTS400 Using the G2-M-IS Injector System in Conjunction With Cataract Surgery

An interventional study of iStent inject and Cataract surgery in Primary Open-angle Glaucoma, sponsored by Glaukos Corporation. Completed at 1 site in United States. Open to participants aged 45 Years and older. Per ClinicalTrials.gov, last updated 2022-05-19.

Sponsored by Glaukos Corporation · Not applicable, Interventional, and Treatment

Phase
Not applicable
Study type
Interventional
Enrollment
505
Allocation
Randomized
Ages
45 Years and older
Sex
All
01

Study summary

Evaluate the safety and efficacy of the Glaukos Trabecular Micro-Bypass Stent Model GTS400 using the G2-M-IS injector system in conjunction with cataract surgery vs. cataract surgery only, in subjects with mild to moderate primary open-angle glaucoma.

Read the detailed description

The purpose of this study is to evaluate the safety and efficacy of the Glaukos Trabecular Micro-Bypass Stent Model GTS400 using the G2-M-IS injector system in conjunction with cataract surgery, compared to cataract surgery only, in subjects with mild to moderate primary open-angle glaucoma.

02

Conditions studied

  • Primary Open-angle Glaucoma

Keywords

  • Primary open-angle glaucoma
  • POAG
  • Trabecular meshwork
  • iStent inject
03

In context

Glaucoma

1,818 studies on the registry are indexed under Glaucoma; 231 are open to participants now.

This study's enrollment of 505 is above the median of 65 across 1,272 interventional studies indexed under Glaucoma.

Browse Glaucoma studies →

Lead sponsor

Glaukos Corporation is the lead sponsor of 67 studies on the registry; 14 are open to participants now.

Of its 13 completed or terminated interventional studies of FDA-regulated products, 7 (54%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
45 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Mild to moderate open-angle glaucoma
  • Characteristics consistent with mild/moderate glaucoma
  • Use of one (1) to three (3) medications at time of screening exam

Exclusion criteria

Exclusion Criteria:

  • Pigmentary or pseudoexfoliative glaucoma
  • Prior incisional glaucoma surgery
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Single (Participant)
Enrollment
505 participants (actual)

Study arms

  • Experimental
    iStent inject

    Implantation of two GTS400 stents using G2-M-IS iStent inject

    Device: iStent inject

  • Active comparator
    Cataract surgery

    Cataract surgery alone

    Procedure: Cataract surgery

Interventions

  • DeviceiStent inject

    Implantation of two GTS400 stents using G2-M-IS iStent inject

  • ProcedureCataract surgery

    Cataract surgery alone

06

What researchers measure

Primary outcomes

  1. ≥ 20% Reduction in Intraocular Pressure (IOP)

    Time frame: Baseline and Month 24

Secondary outcomes

  1. Diurnal IOP Reduction from Baseline

    Time frame: Baseline and Month 24

Other outcomes

  1. Safety follow-up post-PMA to be through 36 months

    Time frame: 36 months

07

Study locations

1 site
  • Eye Centers of Racine and Kenosha
    Racine, Wisconsin 53405, United States
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 19, 2022, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT01461291
Lead sponsor
Glaukos Corporation
Responsible party
Sponsor
First posted
Oct 28, 2011
Start date
Jan 16, 2012
Primary completion
Aug 4, 2017
Completion
Oct 2018
Last update
May 19, 2022

Study contacts

Kerry Stephens, O.D.
study chair · Glaukos Corporation

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in May 2022. You cannot join it, but the record below documents what was studied.

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