- Sub-Tenon’s eye block: Majority of ophthalmic surgical procedures including cataract surgery, vitreoretinal surgery, trabeculectomy, adult strabismus surgery, panretinal photocoagulation, optic nerve sheath fenestration, long-term postoperative pain management, and therapeutic delivery of drugs.
- Retrobulbar and peribulbar eye blocks: Intraocular procedures (i.e., cataract surgery, vitrectomy, tube shunt placement, etc.), cyclodestructive procedures, strabismus surgery, and enucleation and evisceration.
Goal: Local anesthetic spread in the sub-Tenon’s, retrobulbar, or peribulbar space, respectively, for sub-Tenon’s, retrobulbar, and peribulbar eye blocks.
Local anesthetic volume: 3-11 mL