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Suction posterior capsulorhexis
1Department of Ophthalmology, Queen Mary's Hospital, Sidcup, Kent, United Kingdom.
Journal of Cataract and Refractive Surgery
|September 7, 1999
Summary
This study introduces a novel technique for posterior capsulorhexis during phacoemulsification, enhancing safety and efficiency in managing posterior capsule complications. It ensures stable intraocular lens implantation even with capsule tears or opacities.
Area of Science:
- Ophthalmology
- Surgical Techniques
- Cataract Surgery
Background:
- Posterior capsule tears and opacities pose challenges during phacoemulsification.
- Maintaining the integrity of the posterior capsule is crucial for successful intraocular lens implantation.
Purpose of the Study:
- To present a novel technique for creating a posterior capsulorhexis during phacoemulsification.
- To address complications such as posterior capsule tears or opacities.
Main Methods:
- A 27-gauge Rycroft cannula and a 2 mL syringe are used to grasp the capsule's free edge with suction via paracentesis.
- The capsule edge is manipulated to create a continuous curvilinear opening.
- Viscoelastic agents and a closed eye technique minimize vitreous prolapse and aspiration.
Main Results:
- The technique allows for controlled creation of a posterior capsulorhexis.
- It effectively minimizes the risk of vitreous prolapse and aspiration.
- Facilitates straightforward in-the-bag intraocular lens implantation.
Conclusions:
- This suction-assisted technique provides a safe and effective method for posterior capsulorhexis.
- It is particularly beneficial in managing posterior capsule defects during cataract surgery.
- Enables reliable in-the-bag IOL placement.