title: Groningen valve change in difficult cases.
abstract: A difficult Groningen valve change is one of the problems frequently encountered in the post-laryngectomy patient. A safe and simple technique for this procedure is described.
authors.affiliation: Department of ENT, Royal Hallamshire Hospital, Glossop Road, Sheffield, UK.
authors.forename: A
authors.initials: A
authors.lastname: Jain
authors.forename: A J
authors.initials: AJ
authors.lastname: Parker
mesh_terms: D020878:Device Removal / Q000379:methods*; D006801:Humans; D007822:Laryngeal Neoplasms / Q000601:surgery; D007825:Laryngectomy; D007831:Larynx, Artificial; D012086:Reoperation; D013071:Speech, Alaryngeal