JP2021105878A - 咀嚼支援システム - Google Patents
咀嚼支援システム Download PDFInfo
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- JP2021105878A JP2021105878A JP2019237304A JP2019237304A JP2021105878A JP 2021105878 A JP2021105878 A JP 2021105878A JP 2019237304 A JP2019237304 A JP 2019237304A JP 2019237304 A JP2019237304 A JP 2019237304A JP 2021105878 A JP2021105878 A JP 2021105878A
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- 230000018984 mastication Effects 0.000 title claims abstract description 116
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- 230000033001 locomotion Effects 0.000 claims abstract description 87
- 238000004458 analytical method Methods 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims abstract description 12
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 230000001055 chewing effect Effects 0.000 claims description 45
- 230000008859 change Effects 0.000 claims description 19
- 230000010365 information processing Effects 0.000 claims description 14
- 210000001352 masseter muscle Anatomy 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 11
- 238000010801 machine learning Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000033764 rhythmic process Effects 0.000 claims description 10
- 230000006872 improvement Effects 0.000 abstract description 7
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- 235000005911 diet Nutrition 0.000 abstract description 2
- 239000000284 extract Substances 0.000 abstract description 2
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- 238000003384 imaging method Methods 0.000 description 6
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- 238000012549 training Methods 0.000 description 3
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- 206010003549 asthenia Diseases 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 235000020824 obesity Nutrition 0.000 description 2
- 230000009747 swallowing Effects 0.000 description 2
- 208000008035 Back Pain Diseases 0.000 description 1
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- 230000032683 aging Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
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- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002567 electromyography Methods 0.000 description 1
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- 230000008921 facial expression Effects 0.000 description 1
- 230000037406 food intake Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
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- 230000001737 promoting effect Effects 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
- A61B5/4538—Evaluating a particular part of the muscoloskeletal system or a particular medical condition
- A61B5/4542—Evaluating the mouth, e.g. the jaw
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H30/00—ICT specially adapted for the handling or processing of medical images
- G16H30/20—ICT specially adapted for the handling or processing of medical images for handling medical images, e.g. DICOM, HL7 or PACS
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1123—Discriminating type of movement, e.g. walking or running
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1126—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb using a particular sensing technique
- A61B5/1128—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb using a particular sensing technique using image analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
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- G06T7/20—Analysis of motion
- G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
- G06T7/251—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments involving models
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H30/00—ICT specially adapted for the handling or processing of medical images
- G16H30/40—ICT specially adapted for the handling or processing of medical images for processing medical images, e.g. editing
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/30—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indices; for individual health risk assessment
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/70—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for mining of medical data, e.g. analysing previous cases of other patients
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- G—PHYSICS
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- G06T2207/30004—Biomedical image processing
- G06T2207/30036—Dental; Teeth
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30196—Human being; Person
- G06T2207/30201—Face
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Abstract
Description
(1) 咀嚼の質に関する情報を記憶する咀嚼情報記憶手段と、顏の少なくとも口又は口の周辺部を含む領域の動画を取得する動画取得手段と、前記動画取得手段により取得された前記領域の動画に基づき、咀嚼動作を解析する解析手段と、前記解析手段により解析された咀嚼動作の情報に基づき、咀嚼動作の質を判定する質判定手段と、前記質判定手段により判定された咀嚼の質に応じた支援情報を前記咀嚼情報記憶手段から抽出する抽出手段と、を備える情報処理装置からなる咀嚼支援システム。
2 処理装置
3 記憶手段
4 撮像手段
5 情報表示部
10 情報処理装置
21 動画取得部
22 解析部
22a 特徴検出処理部
22b 特徴量算出処理部
22c 動作解析処理部
23 質判定部
24 情報抽出部
25 情報出力処理部
31 ユーザ情報記憶部
31a 画像情報記憶部
31b 動作情報記憶部
31c 判定情報記憶部
32 咀嚼情報記憶部
310 特徴点情報記憶部
311 特徴量記憶部
312 解析結果記憶部
Claims (10)
- 咀嚼の質に関する情報を記憶する咀嚼情報記憶手段と、
顏の少なくとも口又は口の周辺部を含む領域の動画を取得する動画取得手段と、
前記動画取得手段により取得された前記領域の動画に基づき、咀嚼動作を解析する解析手段と、
前記解析手段により解析された咀嚼動作の情報に基づき、咀嚼動作の質を判定する質判定手段と、
前記質判定手段により判定された咀嚼の質に応じた支援情報を前記咀嚼情報記憶手段から抽出する抽出手段と、
を備える情報処理装置からなる咀嚼支援システム。 - 前記解析手段が、
前記領域の画像から顏の特徴点を検出する特徴検出手段と、
前記特徴検出手段で検出された特徴点の変化に基づき動作を解析する動作解析手段とを備える請求項1記載の咀嚼支援システム。 - 前記動作解析手段が、
前記特徴点の変化の量が所定の閾値を超える場合に、当該変化を咀嚼による変化としてその動作を解析する、請求項2記載の咀嚼支援システム。 - 前記特徴点が、
鼻先、鼻元、口の口角、上唇の頂点、下唇の頂点、顎の頂点、及び咬筋付近の頬の輪郭に沿った点のうち少なくとも1つ以上を含む、請求項2又は3記載の咀嚼支援システム。 - 前記特徴点の変化が、特徴点の位置の変化、2つの特徴点の間の距離の変化、及び3つ以上の特徴点で囲まれる面積の変化のうち少なくとも1つ以上を含む、請求項2〜4の何れか1項に記載の咀嚼支援システム。
- 前記解析手段により解析する咀嚼動作が、
咀嚼回数、咀嚼リズム、口の動き、顎の動き、前後/左右の咬合バランス、及び咬筋の動きのうち少なくとも1つ以上に関する動作を含む、請求項1〜5の何れか1項に記載の咀嚼支援システム。 - 前記質判定手段により判定する咀嚼動作の質が、咀嚼回数の多少、咀嚼リズムの良否、口の開け方の良否、左右の咀嚼バランスの良否、食べ方(口の動かし方)の良否、及び咬筋の使い方の良否のうち少なくとも1つ以上を含む、請求項1〜6の何れか1項に記載の咀嚼支援システム。
- 前記質判定手段が、
同じ人の過去の咀嚼動作と比較し、改善しているか否かの判定を含む、請求項1〜7の何れか1項に記載の咀嚼支援システム。 - 前記質判定手段は機械学習機構を有し、
該機械学習機構による学習結果を参照して上記咀嚼動作の質を判定する請求項1〜8の何れか1項に記載の咀嚼支援システム。 - 請求項1〜9の何れか1項に記載の咀嚼支援システムとして情報処理装置を機能させるための制御プログラムであって、上記動画取得手段、解析手段、質判定手段、および抽出手段として情報処理装置を機能させるための咀嚼支援プログラム。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019237304A JP7353556B2 (ja) | 2019-12-26 | 2019-12-26 | 咀嚼支援システム |
CN202080089976.4A CN114846558A (zh) | 2019-12-26 | 2020-12-22 | 咀嚼辅助系统 |
US17/788,654 US20230038875A1 (en) | 2019-12-26 | 2020-12-22 | Chewing assistance system |
EP20904309.0A EP4084014A4 (en) | 2019-12-26 | 2020-12-22 | CHEWING SUPPORT SYSTEM |
PCT/JP2020/048016 WO2021132270A1 (ja) | 2019-12-26 | 2020-12-22 | 咀嚼支援システム |
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JP2019237304A JP7353556B2 (ja) | 2019-12-26 | 2019-12-26 | 咀嚼支援システム |
Publications (2)
Publication Number | Publication Date |
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JP2021105878A true JP2021105878A (ja) | 2021-07-26 |
JP7353556B2 JP7353556B2 (ja) | 2023-10-02 |
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Country Status (5)
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US (1) | US20230038875A1 (ja) |
EP (1) | EP4084014A4 (ja) |
JP (1) | JP7353556B2 (ja) |
CN (1) | CN114846558A (ja) |
WO (1) | WO2021132270A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7436720B1 (ja) | 2023-02-21 | 2024-02-22 | 株式会社電通 | 咀嚼状態判定装置、咀嚼状態判定方法および咀嚼状態判定プログラム |
WO2024177045A1 (ja) * | 2023-02-21 | 2024-08-29 | 株式会社電通 | 咀嚼状態判定装置、咀嚼状態判定システム、咀嚼状態判定方法、咀嚼状態判定プログラム、制御装置、制御方法および制御判定プログラム |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2004033494A (ja) * | 2002-07-03 | 2004-02-05 | Japan Science & Technology Corp | 咀嚼機能評価システム |
JP2016159096A (ja) * | 2015-03-05 | 2016-09-05 | シャープ株式会社 | 食事支援装置、食事支援システム、コンピュータプログラム及び食事支援方法 |
WO2019225243A1 (ja) * | 2018-05-23 | 2019-11-28 | パナソニックIpマネジメント株式会社 | 摂食嚥下機能評価方法、プログラム、摂食嚥下機能評価装置および摂食嚥下機能評価システム |
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JP3313812B2 (ja) | 1992-06-03 | 2002-08-12 | 勇次郎 須ノ内 | 生体の筋活動計測装置 |
CN105975935B (zh) * | 2016-05-04 | 2019-06-25 | 腾讯科技(深圳)有限公司 | 一种人脸图像处理方法和装置 |
JP7113387B2 (ja) | 2017-09-08 | 2022-08-05 | 株式会社吉田製作所 | 治療検査システムの作動方法、並びに治療検査システムの治療検査プログラム、及び、その記憶媒体 |
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- 2019-12-26 JP JP2019237304A patent/JP7353556B2/ja active Active
-
2020
- 2020-12-22 WO PCT/JP2020/048016 patent/WO2021132270A1/ja unknown
- 2020-12-22 CN CN202080089976.4A patent/CN114846558A/zh active Pending
- 2020-12-22 EP EP20904309.0A patent/EP4084014A4/en active Pending
- 2020-12-22 US US17/788,654 patent/US20230038875A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004033494A (ja) * | 2002-07-03 | 2004-02-05 | Japan Science & Technology Corp | 咀嚼機能評価システム |
JP2016159096A (ja) * | 2015-03-05 | 2016-09-05 | シャープ株式会社 | 食事支援装置、食事支援システム、コンピュータプログラム及び食事支援方法 |
WO2019225243A1 (ja) * | 2018-05-23 | 2019-11-28 | パナソニックIpマネジメント株式会社 | 摂食嚥下機能評価方法、プログラム、摂食嚥下機能評価装置および摂食嚥下機能評価システム |
Non-Patent Citations (2)
Title |
---|
宮中 大 外2名: "オプティカルフローを用いた咀嚼回数のリアルタイム計測", 電子情報通信学会技術研究報告, vol. 113, no. 64, JPN6023023413, 2013, JP, pages 31 - 34, ISSN: 0005081886 * |
新野毅 外3名: "動画像処理を用いた咀嚼回数指導システムの提案", 第72回(平成22年)全国大会講演論文集(4) インタフェース コンピュータと人間社会, JPN6023023415, 8 March 2010 (2010-03-08), pages 4 - 765, ISSN: 0005081887 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7436720B1 (ja) | 2023-02-21 | 2024-02-22 | 株式会社電通 | 咀嚼状態判定装置、咀嚼状態判定方法および咀嚼状態判定プログラム |
WO2024177045A1 (ja) * | 2023-02-21 | 2024-08-29 | 株式会社電通 | 咀嚼状態判定装置、咀嚼状態判定システム、咀嚼状態判定方法、咀嚼状態判定プログラム、制御装置、制御方法および制御判定プログラム |
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Publication number | Publication date |
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CN114846558A (zh) | 2022-08-02 |
EP4084014A1 (en) | 2022-11-02 |
JP7353556B2 (ja) | 2023-10-02 |
EP4084014A4 (en) | 2024-01-17 |
US20230038875A1 (en) | 2023-02-09 |
WO2021132270A1 (ja) | 2021-07-01 |
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