Journal of Oral Science Research ›› 2021, Vol. 37 ›› Issue (6): 564-568.DOI: 10.13701/j.cnki.kqyxyj.2021.06.018

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Comparative Study on Different Methods to Measure the Sagittal Condylar Inclination and Transversal Condylar Inclination

LI Ning, SUN Xu, CHEN Zhiyu, YANG Jiadi, GUO Changjun*   

  1. Department of Prosthodontics, School and Hospital of Stomatology, Hebei Medical University, Hebei Key Laboratory of Stomatology, Hebei Clinical Research Center for Oral Diseases, Shijiazhuang 050017, China
  • Received:2020-12-21 Online:2021-06-28 Published:2021-06-17

Abstract: Objective: To compare the consistence of measurement of sagittal condylar inclination and transversal condylar inclination of individual normal occlusion in young people with mandibular motion recording device,wax record and silicone rubber occlusal record. Methods: Thirty-two individual normal occlusion from senior students of our college were selected. Zebris mandibular motion recording device (JMA), wax and occlusal recording silicone rubber were used to measure the sagittal condylar inclination and transversal condylar inclination, respectively. Results: The consistence of mandibular motion recording device was better than wax record and silicone rubber occlusal record. There were statistically significant differences in sagittal condylar inclination and transversal condylar inclination between Zebris and wax record (P<0.05) and between Zerbis and silicone rubber occlusal record (P<0.05), however, no significant difference between wax record and silicone rubber occlusal record (P>0.05). Conclusion: Zebris mandibular motion recording device (JMA) has good consistence,high sensitivity and convenience, so it has good clinical promotion value.

Key words: mandibular motion recording device, sagittal condylar inclination, transversal condylar inclination, fully adjustable articulator