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PROCÉDÉ D'ENREGISTREMENT DU MOUVEMENT ET DE LA GÉOMÉTRIE DE L'ARTICULATION TEMPORO-MANDIBULAIRE
专利权人:
Konrad;Walerzak
发明人:
申请号:
EP18824141.8
公开号:
EP3641653A1
申请日:
2018.06.19
申请国别(地区):
EP
年份:
2020
代理人:
摘要:
Method of recording the movement and geometry of the temporomandibular joint TMJ characterized according to the invention in that, a virtual spatial geometric model of the stomatognathic system is obtained, wherein the geometry of the skull base with the maxilla is selected on the virtual spatial geometric model independently from the geometry of the mandible with condylar heads. On the spatial geometric model, a virtual reference coordinate system is built and a virtual measurement coordinate system is built. A physical measurement system is built that contains at least one reference sensor that records the values of displacement and/or angular position within the space of the local reference coordinate system as well as at least one measurement sensor that records the values of displacement and/or angular position within the space of the local measurement coordinate system. Anatomical positions of the sensors correspond to at least one measurement and reference point marked on the virtual geometric model. During mandibular movements, signals from measurement and reference sensors are being recorded and transferred into the virtual spatial geometric model and then the image of the spatial mandibular volume movement is created. The trajectory of the individual tracing points in the form of curves are being created, between which surfaces are extended, creating a dimensional surface that maps the condylar head functioning within the TMJ.L'invention concerne un procédé d'enregistrement du mouvement et de la géométrie de l'articulation temporo-mandibulaire TMJ, caractérisé selon l'invention en ce qu'un modèle géométrique spatial virtuel du système stomatognathique est obtenu, la géométrie de la base du crâne avec le maxillaire étant sélectionnée sur le modèle géométrique spatial virtuel indépendamment de la géométrie de la mandibule avec des têtes condyliennes. Sur le modèle géométrique spatial, un système de coordonnées de référence virtuel est construit et un système
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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