JP6410437B2 - 電気的インピーダンス測定装置 - Google Patents
電気的インピーダンス測定装置 Download PDFInfo
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- JP6410437B2 JP6410437B2 JP2014037525A JP2014037525A JP6410437B2 JP 6410437 B2 JP6410437 B2 JP 6410437B2 JP 2014037525 A JP2014037525 A JP 2014037525A JP 2014037525 A JP2014037525 A JP 2014037525A JP 6410437 B2 JP6410437 B2 JP 6410437B2
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- 238000005259 measurement Methods 0.000 claims description 26
- 238000002593 electrical impedance tomography Methods 0.000 description 12
- 206010001052 Acute respiratory distress syndrome Diseases 0.000 description 3
- 208000013616 Respiratory Distress Syndrome Diseases 0.000 description 3
- 201000000028 adult respiratory distress syndrome Diseases 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 206010038687 Respiratory distress Diseases 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002847 impedance measurement Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
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Classifications
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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
- A61B5/05—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
- A61B5/0536—Impedance imaging, e.g. by tomography
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/742—Details of notification to user or communication with user or patient ; user input means using visual displays
- A61B5/743—Displaying an image simultaneously with additional graphical information, e.g. symbols, charts, function plots
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6823—Trunk, e.g., chest, back, abdomen, hip
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/742—Details of notification to user or communication with user or patient ; user input means using visual displays
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7271—Specific aspects of physiological measurement analysis
- A61B5/7275—Determining trends in physiological measurement data; Predicting development of a medical condition based on physiological measurements, e.g. determining a risk factor
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Physiology (AREA)
- Pulmonology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Description
21 電流印加部
22 測定部
23 電極選択部
24 制御部
30 コンピュータ部
31 制御装置
32 入力部
33 表示部
34 インピーダンス取得手段
35 平均値算出手段
36 表示制御手段
Claims (4)
- 生体の胸部周囲に貼着された複数の電極と、
前記電極のいずれかに電流を印加すると共に他の電極によって電位を測定する処理を、電流を印加する電極を変更しながら全電極について行う電位測定手段と、
印加した電流及び前記電位測定手段により得られた電位に基づき胸部断面領域をメッシュ化した各メッシュのインピーダンスに関する情報を求めるインピーダンス取得手段と、
前記胸部断面領域の全メッシュのインピーダンスについて全領域平均値を求めると共に、前記胸部断面領域の全領域を複数に区分した各領域に含まれるメッシュのインピーダンスについて区分領域平均値を求める平均値算出手段と、
前記全領域平均値の波形と前記区分領域平均値の波形を表示部へ時系列にトレンド表示し、更に、全領域平均値と区分領域平均値を比較した比較情報を作成し、この比較情報を表示部へ表示する表示制御手段と
を具備することを特徴とする電気的インピーダンス測定装置。 - 前記表示制御手段は、比較情報として、全領域平均値により区分領域平均値を除算または減算した数値を作成し、この数値を表示することを特徴とする請求項1に記載の電気的インピーダンス測定装置。
- 前記表示制御手段は、比較情報として、全領域平均値と区分領域平均値により算出した数値のグラフを作成し、このグラフを表示することを特徴とする請求項1または2に記載の電気的インピーダンス測定装置。
- 前記表示制御手段は、比較情報を時系列にトレンド表示することを特徴とする請求項1乃至3のいずれか1項に記載の電気的インピーダンス測定装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014037525A JP6410437B2 (ja) | 2014-02-27 | 2014-02-27 | 電気的インピーダンス測定装置 |
CN201510085083.3A CN104873193A (zh) | 2014-02-27 | 2015-02-16 | 电阻抗测量设备 |
US14/624,139 US9636037B2 (en) | 2014-02-27 | 2015-02-17 | Electrical impedance measuring apparatus |
EP15155679.2A EP2913001A1 (en) | 2014-02-27 | 2015-02-19 | Electrical impedance measuring apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014037525A JP6410437B2 (ja) | 2014-02-27 | 2014-02-27 | 電気的インピーダンス測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015160005A JP2015160005A (ja) | 2015-09-07 |
JP6410437B2 true JP6410437B2 (ja) | 2018-10-24 |
Family
ID=52596749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014037525A Active JP6410437B2 (ja) | 2014-02-27 | 2014-02-27 | 電気的インピーダンス測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9636037B2 (ja) |
EP (1) | EP2913001A1 (ja) |
JP (1) | JP6410437B2 (ja) |
CN (1) | CN104873193A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017134662A1 (en) * | 2016-02-02 | 2017-08-10 | The Trendlines Group Ltd. | Device for detecting body fluid balance and/or electrolyte balance |
DE102016011161A1 (de) | 2016-09-16 | 2018-03-22 | Drägerwerk AG & Co. KGaA | Vorrichtung zur Verarbeitung und Visualisierung von Daten eines Elektro-lmpedanz-Tomographie-Gerätes zu einer Ermittlung und Visualisierung von regionalen Eigenschaften der Ventilation der Lunge |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9370312B2 (en) * | 2006-09-06 | 2016-06-21 | Biosense Webster, Inc. | Correlation of cardiac electrical maps with body surface measurements |
JP2009118910A (ja) * | 2007-11-12 | 2009-06-04 | Yokogawa Electric Corp | 脳磁計システム |
EP2228009B1 (en) | 2009-03-09 | 2018-05-16 | Drägerwerk AG & Co. KGaA | Apparatus and method to determine functional lung characteristics |
WO2011146482A1 (en) * | 2010-05-18 | 2011-11-24 | Zoll Medical Corporation | Wearable ambulatory medical device with multiple sensing electrodes |
JP5469571B2 (ja) | 2010-09-14 | 2014-04-16 | 学校法人北里研究所 | 生体の電気的インピーダンス断層像測定装置 |
JP5853534B2 (ja) * | 2011-09-26 | 2016-02-09 | オムロンヘルスケア株式会社 | 体重管理装置 |
DE102014009439B4 (de) * | 2014-06-25 | 2018-05-30 | Drägerwerk AG & Co. KGaA | Vorrichtung und Verfahren zur Verarbeitung von tomografischen Daten |
-
2014
- 2014-02-27 JP JP2014037525A patent/JP6410437B2/ja active Active
-
2015
- 2015-02-16 CN CN201510085083.3A patent/CN104873193A/zh not_active Withdrawn
- 2015-02-17 US US14/624,139 patent/US9636037B2/en active Active
- 2015-02-19 EP EP15155679.2A patent/EP2913001A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2015160005A (ja) | 2015-09-07 |
CN104873193A (zh) | 2015-09-02 |
US20150238115A1 (en) | 2015-08-27 |
EP2913001A1 (en) | 2015-09-02 |
US9636037B2 (en) | 2017-05-02 |
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