US 12,245,912 B2
Method for analysing a dental situation
Philippe Salah, Paris (FR); Thomas Pellissard, Clichy (FR); Guillaume Ghyselinck, Cantin (FR); and Laurent Debraux, Paris (FR)
Assigned to DENTAL MONITORING, Paris (FR)
Filed by DENTAL MONITORING, Paris (FR)
Filed on Apr. 27, 2023, as Appl. No. 18/140,222.
Application 18/140,222 is a division of application No. 17/867,523, filed on Jul. 18, 2022, granted, now 11,666,417.
Application 17/867,523 is a continuation of application No. 17/057,616, granted, now 11,607,292, issued on Mar. 21, 2023, previously published as PCT/EP2019/062382, filed on May 14, 2019.
Claims priority of application No. 18305628 (EP), filed on May 22, 2018.
Prior Publication US 2023/0404710 A1, Dec. 21, 2023
Int. Cl. A61C 7/00 (2006.01); A61C 9/00 (2006.01); G06T 7/00 (2017.01); G06T 19/00 (2011.01); G16H 30/40 (2018.01); G16H 50/50 (2018.01)
CPC A61C 7/002 (2013.01) [A61C 9/004 (2013.01); G06T 7/0016 (2013.01); G06T 19/006 (2013.01); G16H 30/40 (2018.01); G16H 50/50 (2018.01); G06T 2207/30036 (2013.01); G06T 2210/41 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A device for implementing a method comprising the following successive steps:
A) at an updated instant, acquisition, by means of a cellphone or a tablet, of an updated image representing a real dental scene;
B) determination of a virtual dental scene as a function of the representation of the real dental scene on the updated image and identification of an element of the virtual dental scene which does not comply with an assessment criterion, and highlighting of this element in the virtual dental scene and/or adding a message relating to said element to the virtual dental scene; C) display of the updated image on a screen and presentation of the virtual dental scene overlaid with the representation of the real dental scene on the updated image displayed on the screen, in transparent mode or not on said representation;
wherein said updated image is acquired by the patient in the step A), and the screen is observed in the step C),
the device comprising:
a camera configured to implement the step A);
a processing unit configured to implement the step B);
a screen configured to implement the step C);
the processing unit, the camera and the screen being configured to communicate with one another to implement said steps,
said method being used to simulate at least one of:
the effect of one or more orthodontic appliances on the teeth of the patient,
the effect of a temporary or permanent stop to a current treatment,
the effect of a modification of the frequency and/or of the duration and/or of the technique for brushing of the teeth, or the effect of a delay in changing an orthodontic splint and/or of a delay in making an appointment with the dental care professional,
the effect of a treatment for whitening the teeth or the effect of cigarettes,
the effect of an application of an instruction,
or to guide the placement of an orthodontic appliance or of a part of an orthodontic appliance or of a dental implant or of a decorative item,
or to assess a difference relating to the position and/or the form and/or a dimension of one or more teeth and/or of an orthodontic appliance between the reference instant and the updated instant, or between the simulation instant and the updated instant, notably in the context of an orthodontic treatment,
and/or to indicate a target location of the dental arch, in particular on one or more teeth.