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A new technique for repositioning and fixating a dislocated intraocular lens
1Department of Ophthalmology, Washington (DC) Hospital Center.
Archives of Ophthalmology (Chicago, Ill. : 1960)
|March 1, 1992
Summary
A novel surgical technique repositions dislocated posterior chamber intraocular lenses using pars plana vitrectomy. This method secures the lens in the ciliary sulcus with scleral sutures, preventing dislocation and infection.
Area of Science:
- Ophthalmology
- Surgical Techniques
- Intraocular Lenses
Background:
- Posterior chamber intraocular lens (PCIOL) dislocation is a complication requiring surgical intervention.
- Existing techniques for PCIOL repositioning may involve risks such as intraocular manipulation of sharp instruments.
Observation:
- A new technique utilizes pars plana vitrectomy for PCIOL retrieval and fixation.
- The dislocated lens is repositioned within the ciliary sulcus plane.
Findings:
- The intraocular lens haptics are secured to the sclera in three distinct positions.
- This fixation method effectively prevents recurrent dislocation and torsional instability of the lens.
- The technique avoids intraocular manipulation of sharp needles, enhancing safety.
Implications:
- This approach offers a potentially safer and more stable method for managing dislocated PCIOLs.
- Buried suture knots minimize the risk of late-onset endophthalmitis, improving long-term outcomes.
- The described technique could become a valuable addition to the surgical armamentarium for intraocular lens complications.
