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Gingivitis diagnosis assistance device and gingivitis diagnosis assistance system

A diagnostic aid, gingival technology, applied in the directions of diagnosis, diagnostic recording/measurement, character and pattern recognition, etc., can solve problems such as errors in the diagnosis and judgment of dentists, inability to obtain objective data, etc., to achieve the effect of improving quality

Inactive Publication Date: 2019-04-02
神原 正树
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, dental preventive diagnosis relies heavily on the subjective experience and intuition of the dentist, and there are problems such as errors in the diagnosis and judgment of the dentist, or the inability to obtain some objective data.

Method used

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  • Gingivitis diagnosis assistance device and gingivitis diagnosis assistance system
  • Gingivitis diagnosis assistance device and gingivitis diagnosis assistance system
  • Gingivitis diagnosis assistance device and gingivitis diagnosis assistance system

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Experimental program
Comparison scheme
Effect test

no. 1 approach

[0036] figure 1 It is a structural diagram of the gingival diagnostic assistance system according to the first embodiment. The gingival diagnosis assistance system 100A according to the present embodiment includes a photographing device 10a, a gingival diagnostic auxiliary device 20A, and a display device 30.

[0037] The shooting device 10a is a device for generating a three-dimensional dock data of the subject surface. As the photographing device 10a, for example, a three-dimensional measurement device based on a phase shift method can be used.

[0038] Specifically, the imaging device 10a includes a projector 11, a camera 12, and an image processor 13.

[0039] The projector 11 projected the sinine stripe pattern light while shifting while shining on the surface of the subject. The camera 12 takes a reflected light from the surface of the subject to generate a captured image. The image processor 13 analyzes the image captured by the stripe pattern light, and acquires a three-d...

no. 2 approach

[0051] image 3 It is a structural diagram of the gingival diagnostic aid system according to the second embodiment. The gingival diagnosis assistance system 100b according to the present embodiment includes a photographing apparatus 10b, a gingival diagnostic auxiliary device 20b, and a display device 30.

[0052] The shooting device 10b is a device that takes a still image of the subject. As the photographing device 10b, a regular digital camera can be used.

[0053] In the gingival diagnostic assist system 100B, the photographing device 10B is used to obtain a front photograph image of the patient's teeth and gums. Figure 4A , Figure 5A and Figure 6A Various examples of positive photo images of teeth and gums. It should be noted that the image image taken by the shooting device 10b may be a color image or a grayscale image.

[0054] Returning image 3 The gingival diagnostic auxiliary device 20b is a three-dimensional point data from the photographing device 10b to receive the f...

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PUM

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Abstract

A gingivitis diagnosis assistance device (20A) is provided with a cross-section data extraction unit (21) for extracting cross-section data in a depth direction of a gingivitis peripheral part from three-dimensional point group data of a mouth front, and a gingivitis diagnosis data generating unit (25) for processing the cross-section data into a format suitable for gingivitis diagnosis and generating gingivitis diagnosis data, the gingivitis diagnosis data generating unit (25) generating, as the gingivitis diagnosis data, a two-dimensional graph in which the left-right direction or the up-down direction of the mouth front is the first axis and the depth direction is the second axis, for example.

Description

Technical field [0001] The present invention relates to gum diagnostic auxiliary devices and gingival diagnostic aid systems for auxiliary dentists for gingival diagnosis. Background technique [0002] In order to detect and prevent dental disease early, it is necessary to accurately diagnose the period from a healthy state to the disease. However, dental prevention diagnosis is largely depends on the subjective experience and intuition of dentists, and the diagnosis of dentists has an error, or may not obtain certain objective data. As part of these problems, in particular, to periodontal disease diagnosis, known to improve the diagnosis of diagnostic benchmarks and safety, also improve the objective period of periodontal disease diagnosis assistance device for determining data (for example, refer to Patent Document 1) . [0003] Prior art literature [0004] Patent document [0005] Patent Document 1: Japanese Special Open 2015-116303 Inventive content [0006] The problem to ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B1/24A61B1/045
CPCA61B1/045A61B1/24A61B1/00193A61B1/06A61B5/0088A61B5/4552G06T7/0012A61B5/0077A61B5/7253G06T7/12G06T2207/10028G06T2207/30036A61B1/000094A61B1/00194A61B1/0605G06T7/162G06T7/143G06T7/13G06T7/593A61B1/0005G06T11/206G06T2207/20221
Inventor 神原正树
Owner 神原 正树
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