Related Experiment Video
Updated: May 9, 2026
04:59
Rotating the Intraocular Lens to Prevent Posterior Capsular Opacification in Cataract Surgeries
Published on: July 7, 2023
New-generation multifocal intraocular lens for pediatric cataract
Hana Abouzeid1, Leila Moetteli, Francis L Munier
1Jules Gonin Eye Hospital, Lausanne, Switzerland.
Summary
Multifocal intraocular lens (MIOL) implantation in children with cataracts is safe and effective. This study shows significant improvements in distance and near vision, and stereopsis, especially in bilateral cases.
Area of Science:
- Ophthalmology
- Pediatric Surgery
- Biomedical Engineering
Background:
- Pediatric cataract surgery often requires addressing visual development.
- Monofocal intraocular lenses (IOLs) may limit uncorrected near and distance vision.
- Multifocal intraocular lenses (MIOLs) offer potential for improved visual function.
Purpose of the Study:
- To evaluate the safety and efficacy of multifocal intraocular lens (MIOL) implantation in pediatric cataract patients.
- To assess refractive, visual, and safety outcomes following MIOL implantation in children.
Main Methods:
- Retrospective study of 34 eyes in 26 pediatric patients (aged 2-15 years) undergoing cataract surgery with MIOL implantation (SN6AD3; Alcon).
- Surgical technique involved a clear corneal incision, anterior capsulorhexis, and lens aspiration followed by MIOL insertion.
- Average follow-up duration was 25.73 ± 10.5 months.
Main Results:
- Significant improvement in best near visual acuity (BNVA) and best distance visual acuity (BDVA) in 100% of eyes (p = 0.0001).
- Best distance visual acuity (BDVA) exceeded 0.8 in 31.25% of bilateral cases.
- Significant improvement in stereopsis was observed postoperatively in bilateral cases (p = 0.01).
Conclusions:
- Multifocal intraocular lens (MIOL) implantation is a safe alternative to monofocal IOLs in pediatric cataract surgery.
- MIOLs demonstrate a very low complication rate in this pediatric cohort.
- Significant improvements in BNVA, BDVA, and stereopsis are achievable, particularly in bilateral pediatric cataract cases.
Related Concept Videos
01:28Angle Closure Glaucoma: Treatment
Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
01:27Open Angle Glaucoma: Treatment
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Drugs such as carbonic anhydrase inhibitors, α2- and...