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Autologous patch graft in tube shunt surgery
I M Aslanides1, G L Spaeth, C M Schmidt
1Vardinoyannion Eye Institute of Crete, University of Crete, Greece.
Journal of Glaucoma
|October 26, 1999
Summary
Autologous scleral grafts provide a safe and effective alternative for covering tube shunts in glaucoma surgery. This method avoids complications like tube erosion and infection, offering a cost-effective solution.
Area of Science:
- Ophthalmology
- Surgical Innovation
- Glaucoma Management
Background:
- Aqueous shunt surgery is a common procedure for glaucoma treatment.
- Tube erosion and graft-related complications are potential risks in aqueous shunt surgery.
- Current methods for covering the subconjunctival tube portion have associated drawbacks.
Purpose of the Study:
- To evaluate an alternative method for covering the subconjunctival portion of the tube in aqueous shunt surgery.
- To assess the safety and efficacy of autologous scleral lamellar grafts.
- To identify potential complications such as tube erosion, infection, or graft melting.
Main Methods:
- Retrospective study of 16 patients (17 eyes) undergoing tube shunt surgery.
- Utilized autologous scleral lamellar grafts (free or rotating) to cover the subconjunctival tube.
- Follow-up evaluation for at least 6 months, with a mean of 14.8 months.
Main Results:
- All 17 eyes tolerated the autologous graft well.
- No clinical evidence of tube erosion was observed.
- No graft-related or intraocular complications were reported.
Conclusions:
- Autologous patch grafts are a safe and effective alternative for tube shunt surgery.
- This method is inexpensive and readily available compared to allogenic materials.
- Eliminates the risk of infectious disease transmission associated with allogenic grafts.
