JP4896133B2 - 皮膚通電測定装置 - Google Patents
皮膚通電測定装置 Download PDFInfo
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- JP4896133B2 JP4896133B2 JP2008524787A JP2008524787A JP4896133B2 JP 4896133 B2 JP4896133 B2 JP 4896133B2 JP 2008524787 A JP2008524787 A JP 2008524787A JP 2008524787 A JP2008524787 A JP 2008524787A JP 4896133 B2 JP4896133 B2 JP 4896133B2
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- 238000005259 measurement Methods 0.000 claims description 91
- 238000000605 extraction Methods 0.000 claims description 27
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 4
- GTKRFUAGOKINCA-UHFFFAOYSA-M chlorosilver;silver Chemical compound [Ag].[Ag]Cl GTKRFUAGOKINCA-UHFFFAOYSA-M 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 2
- 239000004020 conductor Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 16
- 230000000638 stimulation Effects 0.000 description 12
- 238000001467 acupuncture Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
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- 230000008859 change Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 230000002427 irreversible effect Effects 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
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- 239000007787 solid Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000012897 Levenberg–Marquardt algorithm Methods 0.000 description 1
- 229910021607 Silver chloride Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000002567 autonomic effect Effects 0.000 description 1
- 210000003403 autonomic nervous system Anatomy 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
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- 230000003340 mental effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229940124595 oriental medicine Drugs 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/053—Measuring electrical impedance or conductance of a portion of the body
- A61B5/0531—Measuring skin impedance
- A61B5/0532—Measuring skin impedance specially adapted for acupuncture or moxibustion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H39/00—Devices for locating or stimulating specific reflex points of the body for physical therapy, e.g. acupuncture
- A61H39/02—Devices for locating such points
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0209—Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
- A61B2562/0215—Silver or silver chloride containing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2230/00—Measuring physical parameters of the user
- A61H2230/65—Impedance, e.g. skin conductivity; capacitance, e.g. galvanic skin response [GSR]
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Rehabilitation Therapy (AREA)
- Pain & Pain Management (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Dermatology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Epidemiology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Physical Education & Sports Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Finger-Pressure Massage (AREA)
Description
(2)皮膚の電気的等価回路のうち直流抵抗のみに着目している。
(3)分極性電極を使用している。
(4)皮膚抵抗の電圧もしくは電流依存性を考慮していない。
図1は本発明の第1の実施の形態の皮膚通電測定装置の概略構成を示すブロック図である。また、図2A及び図2Bは、前記電流発生部1ならびに前記測定部6のより詳細な構成例を示すブロック図である。この皮膚通電測定装置は、電流発生部1、複数の電極3a〜3i,4,5を含む電極系、電流検出器2a〜2i、測定部6、特徴量検出部7、表示部8、及び制御部20を備える。電流発生部1は少なくとも1つの電流源1〜nを備える。電流系は少なくとも1つの電流印加電極3a〜3i、接地電極4、及び不関電極5を備える。測定部6は、電圧の測定及び電圧測定値の処理のために、少なくとも1つの差動増幅器61a〜61i、プログラマブルゲインアンプ68a〜68i、ローパスフィルタ69a〜69i、A/D変換器65a〜65iを備える。また、測定部6は、電流の測定及び電流測定値の処理のために、プログラマブルゲインアンプ71a〜71i、ローパスフィルタ72a〜72i、及びA/D変換器70a〜70iを備える。制御部20は、電流発生部1、測定部6、特徴量抽出部7、及び表示部8への制御信号を生成する。
本発明の第2の実施の形態の概略構成を示すブロック図は図1と同一であり、第1の実施の形態と同じ構成要素については同じ符号用い、説明を省略する。本実施の形態が、第1の実施の形態と異なる点は、特徴量抽出部7において抽出する特徴量が前記等価回路の時定数τであることであり、その他の構成要素の動作などについては、説明を省略する。以下では、本実施例での特徴量抽出方法の具体的な内容について説明する。
2a〜2i 電流検出器
3a〜3i 電流印加電極
4 接地電極
5 不関電極
6 測定部
7 特徴量抽出部
8 表示部
20 制御部
11a〜11i 電流源
61a〜61i 差動増幅器、
63a〜63i,68a〜68i プログラマブルゲインアンプ
64a〜64i,69a〜69i ローパスフィルタ
65a〜65z A/D変換器
201 握り導子
202 可変直流電圧
203 測定導子
204 可変抵抗
206 検出抵抗、
207 キャップ
210〜212 制御信号
Claims (9)
- パルス状の電流を発生可能な電流発生部と、
皮膚上の複数の異なる測定点上に配置される複数の不分極性の電極を備え、前記電流発生部からの出力電流を、前記複数の測定点に実質的に同時に通電する電極系と、
前記複数の測定点に通電された電流をそれぞれ検出する複数の電流検出器と、
前記電流検出器により検出された電流と、前記電極系への通電によって前記複数の測定点の皮膚に生じた電圧を測定する測定部と、
前記測定部により測定された電流と電圧との関係から、各測定点での電流の流れやすさを特徴づける特徴量を抽出する特徴量抽出部と、
前記特徴量抽出部で生成された各測定点での特徴量を表示する表示部と、
前記電流発生部、前記測定部、及び前記特徴量抽出部への制御信号を生成する制御部と
を備えることを特徴とする皮膚通電測定装置。 - 前記不分極性の電極が銀―塩化銀電極であることを特徴とする請求項1に記載の皮膚通電測定装置。
- 前記電流発生部の発生する前記パルス状の電流が両極性のパルス電流であることを特徴とする請求項1又は請求項2に記載の皮膚通電測定装置。
- 前記制御部は、前記電流発生部から出力される電流の電流値を個々の前記複数の測定点毎に異なる値に設定することを特徴とする請求項1から請求項3のいずれか1項に記載の皮膚通電測定装置。
- 前記制御部は、前記電流発生部から出力される電流の電流値を前記測定点の皮膚の電流依存性が認められない値に設定することを特徴とする請求項4に記載の皮膚通電制御部。
- 前記特徴量抽出部で抽出される特徴量は、皮膚の電気的等価回路が第1の抵抗とコンデンサの並列接続に第2の抵抗を直列に接続した回路であるであると仮定した場合の、前記第1の抵抗の抵抗値Rp、前記コンデンサの容量Cp、及び前記第2の抵抗の抵抗値Rsの少なくともいずれか2つに関連することを特徴とする請求項1から請求項5のいずれか1項に記載の皮膚通電測定装置。
- 前記制御部は、個々の前記特徴量抽出部で抽出された特徴量に応じて、前記電流発生部から出力される電流値を測定点毎に設定することを特徴とする、請求項4から請求項8のいずれか1項に記載の皮膚通電測定装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008524787A JP4896133B2 (ja) | 2006-07-10 | 2007-07-09 | 皮膚通電測定装置 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006189203 | 2006-07-10 | ||
JP2006189203 | 2006-07-10 | ||
JP2008524787A JP4896133B2 (ja) | 2006-07-10 | 2007-07-09 | 皮膚通電測定装置 |
PCT/JP2007/063664 WO2008007638A1 (fr) | 2006-07-10 | 2007-07-09 | Dispositif mesurant la conductivité de la peau |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2008007638A1 JPWO2008007638A1 (ja) | 2009-12-10 |
JP4896133B2 true JP4896133B2 (ja) | 2012-03-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008524787A Expired - Fee Related JP4896133B2 (ja) | 2006-07-10 | 2007-07-09 | 皮膚通電測定装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090312666A1 (ja) |
JP (1) | JP4896133B2 (ja) |
CN (1) | CN101489476B (ja) |
DE (1) | DE112007001642T5 (ja) |
WO (1) | WO2008007638A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160125319A (ko) * | 2016-09-06 | 2016-10-31 | 주식회사 두테크 | 피부미용장치 |
KR101792823B1 (ko) | 2016-09-06 | 2017-11-20 | 주식회사 디자인케이 | 피부미용장치 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2543297C2 (ru) * | 2008-01-22 | 2015-02-27 | Йеда Ресеарч Энд Девелопмент Ко. Лтд. | Способ и устройство для контроля грудного вскармливания |
EP2561614B1 (en) * | 2010-04-22 | 2019-01-02 | Koninklijke Philips N.V. | Skin contact detector |
US20120041332A1 (en) * | 2010-08-11 | 2012-02-16 | Georgiy Lifshits | Device and method for oriental medicine diagnosis and treatment |
RU2528075C2 (ru) * | 2012-11-08 | 2014-09-10 | Федеральное Государственное Бюджетное Образовательное Учреждение Высшего Профессионального Образования Рязанский Государственный Радиотехнический Университет | Способ определения электродермальной активности кожи в режиме реального времени и устройство для его осуществления |
CN106413544A (zh) * | 2014-04-29 | 2017-02-15 | 加利福尼亚大学董事会 | 对可植入式刺激器使用双相电流刺激激励的生物阻抗测量方法 |
CN106510705B (zh) * | 2016-11-03 | 2019-06-18 | 上海中嘉衡泰医疗科技有限公司 | 一种人体体质年龄评估方法 |
US20210124077A1 (en) * | 2018-05-11 | 2021-04-29 | Vicwood Prosperity Technology Limited | Living body detection method and apparatus (touching behavior) |
CN109394518A (zh) * | 2018-11-14 | 2019-03-01 | 佛山市凌远医疗科技有限公司 | 一种穴位检测治疗系统及使用其的针灸经络笔 |
CN109856496B (zh) * | 2019-02-25 | 2020-12-15 | 绵阳立德电子股份有限公司 | 一种中性电极监测装置 |
US11896358B2 (en) | 2020-05-11 | 2024-02-13 | Wellness Allied Inc | Device and method for dynamic skin impedance measurement and correction |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07303618A (ja) * | 1994-03-28 | 1995-11-21 | Hirose Electric Co Ltd | 皮膚インピーダンスの測定装置 |
JP2003126055A (ja) * | 2001-10-19 | 2003-05-07 | Gosuke Muteki | 経絡のインピーダンス測定装置 |
JP2004337349A (ja) * | 2003-05-15 | 2004-12-02 | Tohoku Techno Arch Co Ltd | 経穴位置の評価方法及びその装置 |
JP2006296809A (ja) * | 2005-04-21 | 2006-11-02 | Matsushita Electric Ind Co Ltd | 経穴位置評価装置 |
Family Cites Families (8)
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JPH0975419A (ja) | 1995-09-14 | 1997-03-25 | Matsushita Electric Works Ltd | 良導絡センサー |
AU759937B2 (en) * | 1998-07-06 | 2003-05-01 | Pastor, Aleksander | Apparatus for evaluation of skin impedance variations |
US6714814B2 (en) * | 2000-03-30 | 2004-03-30 | Tanita Corporation | Bioelectrical impedance measuring apparatus |
JP2003061926A (ja) | 2001-08-27 | 2003-03-04 | Marutaka Co Ltd | 皮膚通電測定装置 |
CA2379268A1 (en) * | 2002-03-26 | 2003-09-26 | Hans Kolpin | Skin impedance matched biopotential electrode |
US6887239B2 (en) * | 2002-04-17 | 2005-05-03 | Sontra Medical Inc. | Preparation for transmission and reception of electrical signals |
US7542796B2 (en) * | 2003-07-16 | 2009-06-02 | Biomeridian International, Inc. | Methods for obtaining quick, repeatable, and non-invasive bioelectrical signals in living organisms |
DE102004059082A1 (de) * | 2004-12-02 | 2006-06-08 | Biotronik Crm Patent Ag | Vorrichtung zum Bestimmen der Thorax-Impedanz |
-
2007
- 2007-07-09 WO PCT/JP2007/063664 patent/WO2008007638A1/ja active Application Filing
- 2007-07-09 DE DE112007001642T patent/DE112007001642T5/de not_active Withdrawn
- 2007-07-09 CN CN2007800261724A patent/CN101489476B/zh not_active Expired - Fee Related
- 2007-07-09 JP JP2008524787A patent/JP4896133B2/ja not_active Expired - Fee Related
- 2007-07-09 US US12/307,807 patent/US20090312666A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07303618A (ja) * | 1994-03-28 | 1995-11-21 | Hirose Electric Co Ltd | 皮膚インピーダンスの測定装置 |
JP2003126055A (ja) * | 2001-10-19 | 2003-05-07 | Gosuke Muteki | 経絡のインピーダンス測定装置 |
JP2004337349A (ja) * | 2003-05-15 | 2004-12-02 | Tohoku Techno Arch Co Ltd | 経穴位置の評価方法及びその装置 |
JP2006296809A (ja) * | 2005-04-21 | 2006-11-02 | Matsushita Electric Ind Co Ltd | 経穴位置評価装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160125319A (ko) * | 2016-09-06 | 2016-10-31 | 주식회사 두테크 | 피부미용장치 |
KR101695905B1 (ko) | 2016-09-06 | 2017-01-18 | 주식회사 디자인케이 | 피부미용장치 |
KR101792823B1 (ko) | 2016-09-06 | 2017-11-20 | 주식회사 디자인케이 | 피부미용장치 |
Also Published As
Publication number | Publication date |
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CN101489476A (zh) | 2009-07-22 |
DE112007001642T5 (de) | 2009-05-28 |
CN101489476B (zh) | 2011-05-18 |
WO2008007638A1 (fr) | 2008-01-17 |
US20090312666A1 (en) | 2009-12-17 |
JPWO2008007638A1 (ja) | 2009-12-10 |
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