Restorative Dentistry Evaluation of Three Devices used for Measuring Mouth Opening M.Z. Al-Ani R.J.M. Gray From Volume 31, Issue 6, July 2004 | Pages 346-350 Sections Authors Abstract Article More Cite View as PDF Cite View as PDF Citation Close Evaluation of Three Devices used for Measuring Mouth Opening M.Z. Al-Ani R.J.M. Gray Dental Update 2024 31:6, 707-709. Authors M.Z. Al-Ani DDS, MSc PhD student, Department of Prosthodontics, University Dental Hospital of Manchester, Higher Cambridge Street, Manchester M15 6FH Articles by M.Z. Al-Ani R.J.M. Gray BDS, MDS, PhD, MFGDP Department of Dental Medicine and Surgery, University Dental Hospital of Manchester, Manchester Articles by R.J.M. Gray 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. Article