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Updated: Jul 14, 2026

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Implantation Protocol of the Foldable Capsular Vitreous Body for Complex Vitreoretinal Surgery
Published on: April 14, 2026
Ciliary sulcus Ahmed valve implantation
Kun Moon1, Yu Cheol Kim, Kwang Soo Kim
1Department of Ophthalmology, College of Medicine, Dongsan Medical Center, Keimyung University, Daegu, Korea.
Korean Journal of Ophthalmology : KJO
|June 27, 2007
Summary
Ahmed glaucoma valve implantation into the ciliary sulcus effectively treated neovascular glaucoma in two patients. This surgical approach maintained stable intraocular pressure (IOP) and reduced complications.
Area of Science:
- Ophthalmology
- Glaucoma Surgery
Background:
- Neovascular glaucoma presents with elevated intraocular pressure (IOP) and ocular pain, often requiring surgical intervention.
- Traditional Ahmed glaucoma valve implantation in the anterior chamber can lead to complications.
Observation:
- Two patients with neovascular glaucoma and persistent ocular pain due to elevated IOP underwent Ahmed glaucoma valve implantation into the ciliary sulcus.
- Ophthalmic examinations confirmed elevated IOP as the cause of ocular pain.
Findings:
- Post-operative outcomes for both patients demonstrated stable IOP without major complications.
- The Ahmed glaucoma valve implantation to the ciliary sulcus was successfully performed in both cases.
Implications:
- Implantation of Ahmed glaucoma valves into the ciliary sulcus may offer a safer alternative to anterior chamber placement.
- This technique appears efficient for managing IOP in neovascular glaucoma patients, potentially reducing surgical complications.

