Pilot Study on a New Self Adjustable Glaucoma Drainage Device

Inclusion Criteria: * Men and women aged 18 to 90 years. Diagnosis of primary open-angle glaucoma meeting the following criteria: * Intraocular pressure (IOP) not controlled by at least one (1) or more classes of topical IOP-lowering medications, and * Eye without visual acuity. Patients must be able to understand the study requirements and provide written informed consent. Patients must be willing to follow study instructions, agree to comply with all study procedures, and be able to attend all scheduled follow-up visits for at least 6 months after surgery. Exclusion Criteria: * Previous filtering surgery, secondary glaucoma, severe systemic disease, pregnancy, breastfeeding, or inability to understand or provide informed consent. Pregnant or breastfeeding women, or women of childbearing potential who are not willing to use a medically acceptable method of contraception from the screening visit until the 12-month follow-up visit. Known or suspected allergy or hypersensitivity to any component of the device (e.g., silicone). Current participation, or participation within the last 30 days (from the screening visit), in another investigational drug or interventional device clinical trial.