Delhi Journal of Ophthalmology

Role of Bleb Needling in Rescuing Failing Blebs - A Review

Amit Kumar Purang, Julie Pegu, Suneeta Dubey
Dr. Shroff’s Charity Eye Hospital, Daryaganj, New Delhi, India

Editor-in-Chief, Delhi Journal of Ophthalmology, Dr R.P.Centre, AIIMS.

Corresponding Author:

Amit Kumar Purang 
Fellow, Glaucoma Services
Dr. Shroff’s Charity Eye Hospital 5027, 
Kedar Nath Road Daryaganj, 
New Delhi - 110 002, India
Email id:

Published Online: 01-NOV-2018

Bleb failure is one of the common complications of trabeculectomy surgery. The treatment of failed bleb involves a second trabeculectomy procedure, an implant surgery or restarting the patient on medications. Bleb needling is a procedure that if done correctly, can revive a failing bleb and also negate the need to do a repeat procedure in a less interventional fashion. Hence, the knowledge of this procedure is essential for a clinician to manage cases of bleb failure that present routinely in outpatient department. This article entails various aspects of bleb needling procedure, its method, indications and literature review.

Keywords :Trabeculectomy failure, Bleb needling, Literature review