JP6790412B2 - 生体情報測定装置 - Google Patents
生体情報測定装置 Download PDFInfo
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- A61B5/026—Measuring blood flow
- A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
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- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
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- 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
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- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
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- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
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Description
図2は、受光素子3で受光した反射光の受光量を示すグラフ80の一例である。なお、図2のグラフ80の横軸は時間の経過を表し、縦軸は受光素子3の出力、すなわち受光素子3の受光量を表している。
2・・・基板
1a〜1d・・・発光点
3・・・受光素子
4・・・動脈
5・・・静脈
6・・・毛細血管
7・・・血球細胞
8・・・生体
10・・・生体情報測定装置
11・・・面発光レーザアレイ
12・・・制御部
14・・・駆動回路
16・・・増幅回路
18・・・A/D変換回路
20・・・測定部
Claims (5)
- 複数の発光素子と、
前記複数の発光素子の各々との距離が異なる位置に配置され、前記複数の発光素子の各々から生体に照射された光の反射光を各々受光する受光素子と、
前記複数の発光素子が順次点灯されるように前記複数の発光素子を制御する制御手段と、
前記受光素子で順次受光した前記反射光の各々から、前記生体の複数の深さの生体情報を測定する測定手段と、
を備え、
前記複数の発光素子の各々における光の出力側に設けられた上部電極により規定される開口の面積は、前記受光素子からの距離が短いほど小さく、前記受光素子からの距離が長いほど大きい、
生体情報測定装置。 - 複数の発光素子と、
前記複数の発光素子の各々との距離が異なる位置に配置され、前記複数の発光素子の各々から生体に照射された光の反射光を各々受光する受光素子と、
前記複数の発光素子が順次点灯されるように前記複数の発光素子を制御する制御手段と、
前記受光素子で順次受光した前記反射光の各々から、前記生体の複数の深さの生体情報を測定する測定手段と、
を備え、
前記複数の発光素子の各々における光の出力側に設けられた酸化領域の内側に位置する非酸化領域の直径であるメササイズは、前記メササイズが大きいほど前記光の光量が小さくなる大きさの同一の駆動電流を前記制御手段から前記複数の発光素子へ供給される下で、前記受光素子からの距離が短いほど大きく、前記受光素子からの距離が長いほど小さい、
生体情報測定装置。 - 複数の発光素子と、
前記複数の発光素子の各々との距離が異なる位置に配置され、前記複数の発光素子の各々から生体に照射された光の反射光を各々受光する受光素子と、
前記複数の発光素子が順次点灯されるように前記複数の発光素子を制御する制御手段と、
前記受光素子で順次受光した前記反射光の各々から、前記生体の複数の深さの生体情報を測定する測定手段と、
を備え、
前記複数の発光素子の各々における光の出力側に設けられた酸化領域の内側に位置する非酸化領域の直径であるメササイズは、前記メササイズが大きいほど前記光の光量が大きくなる大きさの同一の駆動電流を前記制御手段から前記複数の発光素子へ供給される下で、前記受光素子からの距離が短いほど小さく、前記受光素子からの距離が長いほど大きい、
生体情報測定装置。 - 前記複数の発光素子は、複数の面発光レーザ又は1つの基板上に複数の発光点を有する面発光レーザアレイである
請求項1〜3の何れか1項に記載の生体情報測定装置。 - 前記生体情報は、前記生体の血流量、血流速度、血液量、脈拍数、光電脈波、血液成分、及び血圧の少なくとも1つを含む
請求項1〜4の何れか1項に記載の生体情報測定装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016064461A JP6790412B2 (ja) | 2016-03-28 | 2016-03-28 | 生体情報測定装置 |
| US15/229,206 US10271747B2 (en) | 2016-03-28 | 2016-08-05 | Living-body information measuring device |
| CN201610801703.3A CN107233088A (zh) | 2016-03-28 | 2016-09-05 | 活体信息测量装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016064461A JP6790412B2 (ja) | 2016-03-28 | 2016-03-28 | 生体情報測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017176266A JP2017176266A (ja) | 2017-10-05 |
| JP6790412B2 true JP6790412B2 (ja) | 2020-11-25 |
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| JP2016064461A Active JP6790412B2 (ja) | 2016-03-28 | 2016-03-28 | 生体情報測定装置 |
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|---|---|
| US (1) | US10271747B2 (ja) |
| JP (1) | JP6790412B2 (ja) |
| CN (1) | CN107233088A (ja) |
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| EP4134003A1 (en) * | 2018-05-01 | 2023-02-15 | Whoop, Inc. | Tissue oxygen saturation detection and related apparatus |
| CN111317442B (zh) * | 2018-12-14 | 2022-12-06 | 天津先阳科技发展有限公司 | 一种组织成分无创检测装置、系统及可穿戴设备 |
| EP3906839B1 (en) * | 2018-12-31 | 2023-05-03 | OBE Lab., Inc. | Method and system for monitoring body tissue |
| KR102759154B1 (ko) | 2019-05-31 | 2025-01-24 | 삼성전자 주식회사 | 적어도 하나의 센서를 이용하여 측정된 전자 장치와 사용자 간 거리에 기반하여 생체 데이터를 보정하는 전자 장치 및 방법 |
| EP3838115A1 (en) * | 2019-12-19 | 2021-06-23 | Koninklijke Philips N.V. | Device, system and method for determining a vital sign of a subject |
| CN215457944U (zh) * | 2020-10-15 | 2022-01-11 | Oppo广东移动通信有限公司 | Ppg传感器、电子设备和可穿戴设备 |
| KR102564483B1 (ko) * | 2023-04-04 | 2023-08-07 | 주식회사 지비소프트 | 비-접촉식 방식으로 획득되는 정보에 기반하여 정확도 높은 생체 신호를 제공하기 위한 전자 장치, 서버, 시스템, 그 동작 방법 |
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| CN107233088A (zh) | 2017-10-10 |
| JP2017176266A (ja) | 2017-10-05 |
| US10271747B2 (en) | 2019-04-30 |
| US20170273576A1 (en) | 2017-09-28 |
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