Subject inclusion criteria:
- Age 18 years or over.
- At least one eye diagnosed with glaucoma and receiving maximally tolerated medical therapy.
- Visually significant cataract with visual acuity of less than or equal to 6/12.
- Subject able and willing to cooperate with investigation plan.
- Subject willing to sign informed consent form.
Subject exclusion criteria:
- Known allergic reaction to collagen.
- Subject is on Warfarin and discontinuation is not recommended.
- Subject with normal tension glaucoma or aphakic glaucoma.
- Subject with corneal disease.
- Participation in an investigational study during the 30 days proceeding phacotrabeculectomy.
- Ocular infection within 14 days prior to phacotrabeculectomy.
- Pregnant or breast-feeding women.
- Monocular subject.