Amniotic Membrane for External Dacryocystorhinostomy and Comparison of Success Rate With Conventional Surgery for Patients With Nasolacrimal Duct Obstruction
Status: Recruiting
Location: See location...
Intervention Type: Procedure
Study Type: Interventional
Study Phase: Phase 1
SUMMARY
This study aims to compare the success rate of external dacryocystorhinostomy with and without amniotic membranes in patients with nasolacrimal duct obstruction.
Eligibility
Participation Requirements
Sex: All
Minimum Age: 18
Healthy Volunteers: f
View:
• Patients over 18 years old
• Diagnosis of Nasolacrimal Duct Obstruction or Score ≥ 2 on the Munk Scale
• Patients able to undergo general anesthesia
• Patients able to keep follow-up
• Patients willing to participate in the study and signed informed consent
Locations
Other Locations
Mexico
Institiuto de Oftalmología Fundación Conde de Valenciana
RECRUITING
Mexico City
Contact Information
Primary
Yonathan Garfias, MD, PhD
yogarfias@institutodeoftalmologia.org
+52(55)54421700
Time Frame
Start Date: 2024-01-01
Estimated Completion Date: 2025-03-01
Participants
Target number of participants: 32
Treatments
Active_comparator: Conventional dacryocystorhinostomy
Patients undergoing conventional dacryocystorhinostomy using external approach.
Experimental: Dacryocystorhinostomy using amniotic membrane
Patients undergoing conventional dacryocystorhinostomy using external approach and adding amniotic membrane over the osteotomy, fixed with sutures.
Related Therapeutic Areas
Sponsors
Leads: Instituto de Oftalmología Fundación Conde de Valenciana