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    • 9. 发明申请
    • METHOD OF EVALUATING AN ORTHODONTIC APPLIANCE
    • WO2023012358A1
    • 2023-02-09
    • PCT/EP2022/072150
    • 2022-08-05
    • DENTAL MONITORING
    • SALAH, PhilippePELLISSARD, ThomasGHYSELINCK, GuillaumeDEBRAUX, Laurent
    • G16H20/30A61C7/00G16H20/40G16H30/40G16H50/50
    • The invention relates to a method for evaluating an orthodontic appliance worn by a patient, said method comprising the following steps: 1') at an "appliance" instant, acquisition of at least one two-dimensional image of teeth of said patient, said image, referred to as "appliance image", at least partially representing the orthodontic appliance in a service position in which it is worn by said teeth; at a "dentition" instant, acquisition of at least one two-dimensional image of said teeth of said patient, referred to as "dentition image"; 2') if a determination of comparable dental and appliance attributes relative to the shape of a tooth represented on the at least one dentition image and relative to the shape of the orthodontic appliance on the at least one appliance image, respectively, is not possible from said at least one appliance image and from said at least one dentition image, respectively, conversion of the at least one appliance image and/or of the at least one dentition image so that said at least one appliance image be compatible with said at least one dentition image; for each of a plurality of teeth represented on the at least one dentition and appliance images: 3') determination of dental and appliance attributes relative to the shape of the tooth represented on the at least one dentition image and relative to the shape of the orthodontic appliance on the at least one appliance image respectively, 4') comparison of the dental and appliance attributes, followed by determination of at least one score according to said comparison, at least one of said at least one appliance image and/or at least one of said at least one dentition image being acquired with a mobile phone by the patient or one of him or her close relatives.