title: [Conical-oval steel sounds for dilatation or fracture of bony stenosis of the eustachian tube (author's transl)].
mesh_terms: D000497:Alloys; D004106:Dilatation; D004427:Ear Diseases / Q000601:surgery; D005064:Eustachian Tube / Q000601:surgery*; D005260:Female; D050723:Fractures, Bone; D006801:Humans; D008722:Methods; D014433:Tympanoplasty; D014636:Valsalva Maneuver
chemical_list: D000497:Alloys
vernacular_title: Konisch-ovale Stahlsonden zur Weitung oder Fraktur knöcherner Stenosen der Tuba Eustachii.