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Related Experiment Video

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Surgical Correction for Pediatric Epiblepharon and Trichiasis

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Published on: July 8, 2025

Bleb Plication for a Leaking Bleb After Trabeculectomy.

Koichiro Sugimoto¹, Kimiko Asano-Shimizu¹, Hiroshi Murata¹

¹Department of Ophthalmology, The University of Tokyo Graduate School of Medicine, Tokyo.

Journal of Glaucoma

|May 27, 2020

Summary

A novel conjunctival plication technique effectively repairs ischemic bleb leaks after glaucoma surgery. This safe and easy method resolves bleb leakage without recurrence or further ischemia.

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Area of Science:

Ophthalmology
Glaucoma Surgery
Surgical Complications

Background:

Bleb leakage is a significant complication following glaucoma filtering surgery, often treated with mitomycin C.
Existing surgical methods for sealing bleb leaks can be complex or carry risks.
Ischemic bleb formation increases the likelihood of leakage and surgical failure.

Observation:

A new conjunctival plication technique was developed to address ischemic bleb leaks.
The method involves dissecting conjunctiva and using sutures to advance non-ischemic tissue over the bleb.
This technique was applied to two patients with persistent bleb leakage.

Findings:

The conjunctival plication method successfully sealed bleb leaks in both reported cases.
No recurrence of bleb leakage was observed post-operatively.
The procedure did not induce further ischemic changes in the conjunctiva.

Implications:

Conjunctival plication offers a safe, effective, and straightforward surgical option for managing ischemic bleb leaks.
This technique may improve outcomes for patients experiencing complications after glaucoma surgery.
Further studies could validate this method in a larger patient cohort.