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Dacryo-fornix-rhinostomy with two flaps.
J Murube del Castillo1, A Martinez Baradas, J Hernandez King
1Department of Ophthalmology, Ramón y Cajal Hospital, Madrid, Spain.
European Journal of Ophthalmology
|April 1, 1992
Summary
A new dacryo-fornix-rhinostomy technique offers hope for blocked tear ducts when other treatments fail. This surgical method creates a new tear drainage pathway, improving tear flow and alleviating symptoms.
Area of Science:
- Ophthalmology
- Surgical Innovation
- Lacrimal System Anatomy
Background:
- Lacrimal pathway obstructions commonly occur in the nasolacrimal duct or canaliculi.
- Existing treatments for nasolacrimal duct obstruction (dacryo-cysto-rhinostomy) are effective.
- Canalicular obstructions have limited successful treatment options.
Purpose of the Study:
- To present a novel dacryo-fornix-rhinostomy technique for managing refractory lacrimal pathway obstructions.
- To establish a new surgical pathway for tear drainage in challenging cases.
Main Methods:
- A surgical approach creating a new pathway from the conjunctival cul-de-sac to the nasal cavity.
- Involves bone removal from the nasal atrium and conjunctival wound creation.
- Nasal mucosa flaps are sutured to conjunctival wound edges, with a conformer placed in the new channel.
Main Results:
- The dacryo-fornix-rhinostomy creates an effective, near-vertical tear drainage pathway.
- The technique facilitates easy tear flow, aided by natural eye movements (blinking).
- Offers a viable solution for patients unresponsive to conventional treatments.
Conclusions:
- Dacryo-fornix-rhinostomy is a promising surgical solution for recalcitrant canalicular obstructions.
- The procedure effectively bypasses blocked tear drainage pathways.
- This technique enhances tear outflow and patient quality of life.