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Safety and Effectiveness of the XEN45 Glaucoma Treatment System in Patients With Angle Closure Glaucoma

Phase 3
Completed
Conditions
Angle-Closure
Glaucoma
Interventions
Device: XEN45
Registration Number
NCT03362931
Lead Sponsor
Allergan
Brief Summary

This study will evaluate the safety and IOP-lowering effectiveness of XEN in patients with Angle Closure Glaucoma.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
65
Inclusion Criteria

Inclusion Criteria: - Diagnosis of ACG defined as areas of iridotrabecular contact present in ≥ 2 quadrants and glaucomatous damage to optic disc and visual field, in the study eye - Study eye has healthy, free, and mobile conjunctiva in the target quadrant

Exclusion Criteria
  • Uncontrolled systemic disease (eg, diabetes, hypertension) - Known history of bleeding disorder or prolonged bleeding after surgery or those on pharmacologic blood thinners other than aspirin (up to 100 mg/day) - History of dermatologic keloid formation - Open angle glaucoma, active acute angle closure attack, congenital glaucoma, juvenile glaucoma, secondary glaucoma in the study eye - History of following surgeries in the study eye: o incisional refractive surgery (eg, radial keratotomy), other than astigmatic keratotomy or limbal relaxing incisions o corneal graft including partial grafts such as Descemet's stripping endothelial keratoplasty and Descemet's membrane endothelial keratoplasty o previous laser or incisional intraocular surgery that might interfere with the outcome of this trial - Previous glaucoma shunt implantation in the target quadrant in the study eye - Active or history of chronic uveitis in the study eye - Unable to discontinue contact lens wear in the study eye during the study

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
XEN45 Glaucoma Treatment System (hereafter referred to as XEN)XEN45XEN45 unilaterally implanted in the study eye
Primary Outcome Measures
NameTimeMethod
Percentage of Participants Achieving at Least a 20% Reduction From Baseline Hour 0 IOP While on the Same Number or Fewer IOP Lowering Medications at Month 12Month 12

IOP will be measured using a Goldmann applanation tonometer

Secondary Outcome Measures
NameTimeMethod
Change From Baseline the Number of Concomitant IOP-lowering MedicationsMonth 12

The number of concomitant IOP-lowering medications following implantation will be compared with the number prior to implantation.

Trial Locations

Locations (16)

Tan Tock Seng Hospital /ID# 233014

🇸🇬

Singapore, Singapore

Buddhist Tzu Chi General Hospital /ID# 232664

🇨🇳

Hualien, Taiwan

Nuh Medical Centre /ID# 232905

🇸🇬

Singapore, Singapore

Queen Victoria Hospital /ID# 232812

🇬🇧

East Grinstead, West Sussex, United Kingdom

Royal Surrey County Hospital /ID# 233028

🇬🇧

Guildford, England, United Kingdom

Eye Surgery Associates P/L ATF Eye Surgery Associates Unit Trust /ID# 232765

🇦🇺

Vermont South, Victoria, Australia

Marsden Eye Specialists Parramatta /ID# 232761

🇦🇺

Paramatta, New South Wales, Australia

Melbourne Eye Specialists /ID# 232767

🇦🇺

Fitzroy, Victoria, Australia

Institut de loeil des Laurentides /ID# 232780

🇨🇦

Boisbriand, Quebec, Canada

Prism Eye Institute /ID# 232917

🇨🇦

Mississauga, Canada

Ophthalmology Clinic Bellevue /ID# 232782

🇨🇦

Montreal, Quebec, Canada

Seoul National University Hospital /ID# 233099

🇰🇷

Seoul, Korea, Republic of

Taipei Veterans General Hospital /ID# 232948

🇨🇳

Taipei City, Taipei, Taiwan

Manchester University NHS Foundation Trust /ID# 232808

🇬🇧

Manchester, Lancashire, United Kingdom

East Suffolk and North Essex NHS Foundation Trust /ID# 232804

🇬🇧

Colchester, United Kingdom

NHS Lothian /ID# 233052

🇬🇧

Edinburgh, United Kingdom

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