title: The extended Jones tube.
abstract: Conjunctivo-dacryocystorhinostomy with a Jones glass tube serving as a conduit for tear flow is used in patients with epiphora resulting from obstructed canaliculi. The glass tube runs from the medial canthus into the nose. The author describes the use of an extended Jones tube in a patient without a nose.
authors.affiliation: Oculoplastic, Orbital and Lacrimal Service, University of Ottawa Eye Institute, Ontario.
authors.forename: D R
authors.initials: DR
authors.lastname: Jordan
mesh_terms: D003608:Dacryocystorhinostomy / Q000295:instrumentation / Q000379:methods*; D004322:Drainage / Q000295:instrumentation*; D015807:Eye Injuries, Penetrating / Q000150:complications / Q000601:surgery; D005500:Follow-Up Studies; D006801:Humans; D007767:Lacrimal Duct Obstruction / Q000209:etiology; D008297:Male; D008443:Maxillary Sinus / Q000293:injuries; D008875:Middle Aged; D009301:Nasolacrimal Duct / Q000293:injuries / Q000601:surgery*; D009666:Nose / Q000293:injuries; D009915:Orbit / Q000293:injuries; D014948:Wounds, Gunshot / Q000150:complications / Q000601:surgery