iSight Eye Care

Barrage Laser: What It Is, Why It’s Done, and What to Expect

Dr. Nikhil Nasta
Dr. Nikhil Nasta
3 min read
Barrage laser is a retinal laser used to seal tears, holes and weak areas so they do not progress to retinal detachment. Learn who needs it, how it feels, and recovery.
Barrage laser is a targeted retinal laser treatment. The surgeon places a ring (a “barrage”) of laser spots around a retinal tear, hole, or area of lattice degeneration. Those spots create a controlled scar that welds the retina to the wall of the eye, lowering the chance that fluid will sneak under the retina and cause a detachment. It is not the same as the pan-retinal laser used for advanced diabetic retinopathy, and it is not LASIK. Barrage laser is preventive retina care — often done in the clinic, often in one sitting, and often sight-saving if a tear is caught early.

When Barrage Laser Is Recommended

  • A retinal tear or hole found after flashes, floaters, or a dilated exam
  • Lattice degeneration with high-risk features (especially in a highly myopic eye)
  • A horseshoe tear with vitreous traction
  • Selected fellow-eye weak areas when the other eye has had a detachment
  • As an adjunct around some retinal problems after or instead of surgery, depending on the case

Barrage Laser vs Other Eye Lasers

Laser typeWhere it actsTypical purpose
Barrage laserAround a retinal tear, hole or latticeSeal a weak spot; prevent retinal detachment
PRP (pan-retinal photocoagulation)Wide areas of the peripheral retinaTreat proliferative diabetic retinopathy or severe ischaemia
YAG laserBehind an intraocular lens or at the irisClear a cloudy capsule after cataract surgery, or treat some glaucoma angles
LASIK / SMILE excimer or femtosecondCornea at the front of the eyeReduce glasses power — unrelated to retina sealing

What Happens During Barrage Laser

The pupil is dilated. Anaesthetic drops numb the surface. You sit at a laser-slit-lamp or, in some cases, have treatment with an indirect ophthalmoscope. You will see bright flashes. Most people feel brief pressure or a pin-prick sensation, not severe pain. The session often lasts 10–20 minutes depending on how many spots are needed. You cannot drive yourself home the same day because of dilation. Arrange a companion.

Recovery, Restrictions and Warning Signs

  • Expect glare and blurred vision for a few hours until the drops wear off
  • Mild headache or a bruised feeling can last a day; prescribed anti-inflammatory drops help
  • Avoid heavy lifting, sudden jarring exercise, and rubbing the eye until your surgeon clears you
  • The laser seal takes days to weeks to reach full strength — follow-up is not optional
  • Return immediately for a sudden increase in floaters, flashes, a shadow, or vision drop — that can mean the tear has extended or a detachment has started

Barrage Laser at iSight Eye Care, Mumbai

Retinal tears are time-sensitive. If you have new flashes, floaters, or a known lattice degeneration, a dilated retina exam is the next step — not waiting to see if it “settles.” Dr. Nikhil Nasta and the retina team at iSight Eye Care diagnose weak areas with clinical exam and imaging, then treat with barrage laser when it is the right preventive tool. Learn about retina services: Retinal Surgery Mumbai Book urgently if symptoms are new: Consult
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Dr. Nikhil Nasta

Dr. Nikhil Nasta

Dr. Nikhil Nasta is the Founder & Lead Surgeon at iSight Eye Care. With over two decades of experience, he specializes in advanced cataract surgery and comprehensive eye care, dedicated to restoring vision and improving patients' quality of life.

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Frequently Asked Questions

Most patients describe bright lights and brief stinging or pressure. Numbing drops are used. Discomfort is usually short-lived. Tell the doctor if you need a pause.

Dr. Nikhil Nasta – Ophthalmologist, iSight Eye Care Mumbai
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Disclaimer: This information is for educational purposes only. Individual cases vary; consult a specialist for personalized advice.