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Related Experiment Video

Updated: Nov 1, 2025

Iris Fixation via External Pentagram Suturing

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

Sutureless intrascleral fixation using a uniquely designed intraocular lens.

D Colantuono¹, D Seknazi¹, A Miere¹

¹Department of Ophthalmology, Centre Hospitalier Intercommunal de Créteil, Université Paris Est, 40, avenue Verdun, 94010 Créteil, France.

Journal Francais D'Ophtalmologie

|June 22, 2021

Summary

This study presents a new sutureless technique for fixing posterior chamber intraocular lenses (PC IOLs) in patients lacking capsular support. The Carlevale IOL offers a stable, minimally invasive solution for complex cataract surgery cases.

Keywords:

Carlevale IOL Fixation intrasclérale sans suture Lentille sclérale sans suture Sutureless intrascleral fixation Sutureless scleral-fixated intraocular lens

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Author Spotlight: Enhancing Visual Outcomes in Cataract Surgery: A Novel Technique to Prevent Posterior Capsular Opacification Through IOL Rotation

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Author Spotlight: Enhancing Visual Outcomes in Cataract Surgery: A Novel Technique to Prevent Posterior Capsular Opacification Through IOL Rotation

Author Spotlight: Enhancing Visual Outcomes in Cataract Surgery: A Novel Technique to Prevent Posterior Capsular Opacification Through IOL Rotation

Published on: July 7, 2023

Area of Science:

Ophthalmology
Surgical Innovation
Medical Devices

Background:

Cataract surgery complications can lead to insufficient capsular support, necessitating alternative methods for intraocular lens (IOL) implantation.
Traditional methods for secondary IOL fixation often involve complex procedures like scleral tunnels or sutures, increasing surgical risks and manipulation.

Purpose of the Study:

To describe the surgical technique and outcomes of using the sutureless Carlevale posterior chamber intraocular lens (PC IOL) for patients with inadequate capsular support.
To evaluate the efficacy and safety of this novel approach in managing aphakia after complicated cataract surgery.

Main Methods:

Utilized a uniquely designed, foldable acrylic Carlevale IOL featuring haptics with self-retaining plugs for sutureless intrascleral fixation.
Performed implantation through a small 2.2mm incision, avoiding scleral tunnel creation and minimizing haptic manipulation.
Focused on patients with insufficient capsular support, often resulting from prior complex cataract surgeries.

Main Results:

The Carlevale IOL's design, with harpoon-like plugs, ensures excellent stability and secure scleral anchoring.
The sutureless technique simplifies the procedure, reducing operative time and potential complications associated with sutures or scleral tunnels.
Successful implantation was achieved with good visual outcomes in patients with challenging ocular conditions.

Conclusions:

The sutureless intrascleral fixation technique using the Carlevale PC IOL is a safe, effective, and widely applicable method for managing aphakia in eyes with insufficient capsular support.
This innovative approach offers a significant advancement in addressing complications from cataract surgery, particularly in cases with previous surgical difficulties.