title: Evaluation of three devices used for measuring mouth opening.
abstract: Three devices used to measure the range of jaw movement were evaluated: the Willis bite gauge, a metal ruler and the Alma bite gauge.
authors.affiliation: Department of Prosthodontics, University of Dental Hospital of Manchester.
authors.forename: M Z
authors.initials: MZ
authors.lastname: Al-Ani
authors.forename: R J M
authors.initials: RJ
authors.lastname: Gray
mesh_terms: D003762:Dental Instruments; D003945:Diagnosis, Oral / Q000295:instrumentation*; D006801:Humans; D009055:Mouth / Q000033:anatomy & histology*; D016059:Range of Motion, Articular; D015203:Reproducibility of Results; D013704:Temporomandibular Joint / Q000502:physiology; D013705:Temporomandibular Joint Disorders / Q000175:diagnosis*