---
title: Glaucoma surgery types comparison
description: "Glaucoma surgery comes in several forms, from traditional filtering operations to newer minimally invasive procedures. Each option balances pressure lowering, recovery time, and risk. ## Traditional and tube surgeries Trabeculectomy and tube shunts create new drainage pathways for fluid. They…"
url: "https://bluefinvision.com/knowledge-base/topics/treatments-procedures/glaucoma-surgery-types-comparison/"
updated: "2025-12-15"
category: "Treatments & Procedures"
---

# Glaucoma surgery types comparison

Glaucoma surgery comes in several forms, from traditional filtering operations to newer minimally invasive procedures. Each option balances pressure lowering, recovery time, and risk.

## Traditional and tube surgeries

Trabeculectomy and tube shunts create new drainage pathways for fluid. They are usually chosen when significant pressure reduction is needed.

- Trabeculectomy forms a small drainage bleb under the upper eyelid
- Tube implants channel fluid from inside the eye to a plate further back
- Both require careful post-operative visits and drop adjustments
- Risks include infection, pressure swings, and scarring that may limit success

## Minimally invasive options

Minimally invasive glaucoma surgery MIGS uses tiny devices or internal pathways. These techniques often pair with cataract surgery.

- Typically offer quicker recovery and fewer serious complications
- Usually provide moderate rather than very large pressure reductions
- May reduce but not eliminate the need for drops
- Choice depends on glaucoma type, severity, and previous operations