Identifying the orbital septum: a modified anterior levator muscle resection technique.
D001763:Blepharoptosis / Q000601:surgery*; D005143:Eyelids / Q000033:anatomy & histology*; D006801:Humans; D008566:Membranes / Q000033:anatomy & histology; D008722:Methods; D009915:Orbit / Q000033:anatomy & histology