title: A technique of retrobulbar block with paralysis of orbicularis oculi.
abstract: In ophthalmic surgeries requiring akinesia of the levator and orbicularis oculi muscles, a modified retrobulbar nerve block utilizing 0.75% bupivacaine hydrochloride with hyaluronidase in adequate dosage greatly reduces the need for a seventh nerve block, thus reducing patient discomfort.
mesh_terms: D000779:Anesthetics, Local / Q000494:pharmacology; D002045:Bupivacaine; D005143:Eyelids / Q000187:drug effects; D006801:Humans; D006821:Hyaluronoglucosaminidase; D009407:Nerve Block / Q000379:methods*; D013508:Ophthalmologic Surgical Procedures
chemical_list: D000779:Anesthetics, Local; D006821:Hyaluronoglucosaminidase; D002045:Bupivacaine