New device aims to ease glaucoma pressure in early trial
NCT ID NCT07358650
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a new tool called the MIST device to lower eye pressure in people with primary open-angle glaucoma. About 25 adults aged 40 and older whose eye pressure is not well controlled with eye drops will receive the procedure. Researchers will check how safe the device is and how well it works over 12 months.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 25 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2026
- Expected to finish
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Mar 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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40 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adults ≥ 40 years with uncontrolled mild to moderate POAG. * IOP ≥ 18 mmHg on ≥1 topical IOP-lowering medications. * Open angle on gonioscopy * Clear cornea and healthy ocular surface * Capable of giving informed consent, willingness to participate in the trial, and adhering to follow-up * Glaucomatous visual field loss in one or both eyes at presentation on any of these criteria: * Reproducible and reliable visual field defects on 2 consecutive fields * Mild, moderate or advanced disease on mean deviation according to Hodapp classification * Healthy, mobile conjunctiva in the target quadrant (superior bulbar region) * Best-corrected Snellen visual acuity of 20/100 or better * Visual field mean deviation no worse than -18.0 dB (without dense paracentral scotomas) * No anticipated need for other ocular surgeries (e.g., cataract) within 3 months of post-enrollment Exclusion Criteria: * Prior glaucoma filtering surgery (trabeculectomy, shunt or valve) in the treatment quadrant * Angle-closure, neovascular, uveitic, or traumatic glaucoma. * Eyes with conjunctival scarring, prior conjunctival surgery or other pathologies in the treatment quadrant * Eyes with scleral thinning, staphyloma, or structural abnormalities in the treatment quadrant * Uncontrolled IOP \> 35 mmHg at screening. * Active ocular infection or inflammation (e.g. blepharitis, conjunctivitis, keratitis, uveitis). * Active or recent (within 6 months) iris neovascularization in the treatment quadrant * Impaired episcleral venous drainage * Anterior chamber intraocular lens * Patients with uncontrolled bleeding disorders or those receiving anticoagulation therapy without appropriate perioperative management * Advanced glaucomatous optic neuropathy. * Fuchs endothelial dystrophy with clinical signs of endothelial decompensation. * Central corneal thickness (CCT) \> 600 μm. * Pathological myopia. * Patients unable to comply with postoperative follow-up or treatment instructions * Women who are (i) pregnant, (ii) nursing, (iii) planning a pregnancy and (iv) of childbearing potential not using a reliable method of contraception as outlined below are excluded: * Hormonal methods and the intrauterine device (IUD) must be in use at least 30 days prior to first study drug administration * Barrier methods must be in use at least 14 days prior to study drug administration * Your male partner vasectomy must be completed 3 months prior to first study drug administration or a sperm count of 0 should be confirmed.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
5 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Eye Care Centre NB
RECRUITINGDieppe, New Brunswick, E1A 9T8, Canada
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Institut de l'oeil des Laurentides
RECRUITINGBoisbriand, Quebec, J7H 0E8, Canada
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Miramichi EyeNB & Surgical Centres of Excellence
RECRUITINGMiramichi, New Brunswick, E1N 1B2, Canada
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Ophthalmology Clinic Bellevue
RECRUITINGMontreal, Quebec, H1V 1G5, Canada
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Prism Eye Institute Inc.
RECRUITINGBrampton, Ontario, L6Y 4M3, Canada
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- One operation for cataract and glaucoma? eye surgeons test a Two-in-One approach
- Home Eye-Pressure checks could slow glaucoma vision loss
- Can a simple eye drop protect the optic nerve in glaucoma?
- Can a One-Time gene edit stop glaucoma in its tracks?
- Zapping the brain to steady the steps of glaucoma patients?
- Can a tiny eye implant replace glaucoma drops?