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Iris Fixation via External Pentagram Suturing
Published on: May 5, 2022
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Iris reconstruction suturing techniques.
Rebecca R Lian1, Steven B Siepser, Natalie A Afshari
1Shiley Eye Institute, University of California San Diego, San Diego, California Wills Eye Hospital, Bryn Mawr Hospital, Mainline Health, Jefferson Health System, Philadelphia, Pennsylvania, USA.
Current Opinion in Ophthalmology
|November 27, 2019
Summary
Surgical iris reconstruction addresses large iris defects, improving vision and aesthetics. Review covers suturing techniques like McCannel and Siepser slipknot, plus alternatives for better patient outcomes.
Area of Science:
- Ophthalmology
- Surgical Techniques
Background:
- Large iris defects cause visual disturbances (glare, halos) and cosmetic concerns.
- Surgical iris reconstruction offers a solution to these debilitating symptoms.
Purpose of the Study:
- To review current suturing techniques for iris reconstruction.
- To discuss the benefits and drawbacks of various suturing methods.
- To explore alternative reconstructive approaches.
Main Methods:
- Review of established iris suturing techniques, including the McCannel technique and Siepser slipknot.
- Discussion of modifications and adaptations of these techniques.
- Inclusion of alternative methods like cerclage sutures.
Main Results:
- The McCannel technique involves direct iris suturing via three incisions.
- The Siepser slipknot enables closed-chamber suturing with an external sliding knot.
- Cerclage sutures are effective for mydriatic pupils.
- Surgeons are developing novel strategies for complex cases.
Conclusions:
- Various iris suturing methods offer distinct advantages for reconstruction.
- Alternative techniques such as cautery, corneal tattooing, and iris prosthetics provide additional surgical options.
