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Updated: Aug 14, 2026

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Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate
Published on: September 11, 2013
Extraocular repeat surgery of retinal detachment. A minimal approach
1Department of Ophthalmology, New York Hospital-Cornell Medical Center, New York, USA.
Ophthalmology
|October 1, 1996
Summary
Scleral buckle surgery failures are often due to undetected breaks or inadequate buckles. Repeat surgery with a segmental explant effectively addresses these common causes of retinal detachment recurrence.
Area of Science:
- Ophthalmology
- Retinal Surgery
Background:
- Scleral buckle surgery is a common treatment for retinal detachment.
- Repeat surgeries for failed buckle procedures often involve gas injection or vitrectomy.
Purpose of the Study:
- To analyze the causes and outcomes of failed scleral buckle surgeries.
- To evaluate the effectiveness of repeat surgery with segmental or encircling buckles.
Main Methods:
- Analysis of failure causes in two series of 752 and 500 scleral buckle surgeries.
- Assessment of outcomes after repeat surgery using segmental or encircling buckles.
Main Results:
- Undetected retinal breaks and inadequate buckle placement were the most frequent causes of failure (73-79%).
- Repeat surgery with a segmental explant was successful in resolving failures caused by undetected breaks or inadequate buckles.
Conclusions:
- The standard sequence of gas injection followed by vitrectomy for failed scleral buckle surgery is often inappropriate.
- Addressing the primary cause of failure, such as an undetected break or buckle inadequacy, with appropriate repeat surgery is crucial.

