title: New Ahmed valve designs.
authors.affiliation: Massachusetts Eye and Ear Infirmary, Harvard Medical School, Department of Ophthalmology, Boston 02114, USA.
authors.forename: Lini S
authors.initials: LS
authors.lastname: Bhatia
authors.forename: Teresa C
authors.initials: TC
authors.lastname: Chen
mesh_terms: D001082:Aqueous Humor / Q000378:metabolism; D005901:Glaucoma / Q000378:metabolism / Q000601:surgery; D020327:Glaucoma Drainage Implants; D006801:Humans; D007429:Intraocular Pressure; D011474:Prosthesis Design