JPH01117307U - - Google Patents
Info
- Publication number
- JPH01117307U JPH01117307U JP1011388U JP1011388U JPH01117307U JP H01117307 U JPH01117307 U JP H01117307U JP 1011388 U JP1011388 U JP 1011388U JP 1011388 U JP1011388 U JP 1011388U JP H01117307 U JPH01117307 U JP H01117307U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- semiconductor element
- pulse wave
- living body
- sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004065 semiconductor Substances 0.000 claims description 5
- 210000001367 artery Anatomy 0.000 claims description 3
- 230000010349 pulsation Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Description
第１図は本考案が適用された脈波センサを備え
た脈波検出装置の回路図である。第２図は第１図
の脈波センサにおける押圧板の斜視図である。
１０：脈波センサ、１４：手首、３６：感圧ダ
イオード（半導体素子）、４２：動脈、５６：抵
抗発熱体（セータ）、５８：サーミスタ（温度セ
ンサ）。
FIG. 1 is a circuit diagram of a pulse wave detection device equipped with a pulse wave sensor to which the present invention is applied. FIG. 2 is a perspective view of the pressure plate in the pulse wave sensor of FIG. 1. 10: pulse wave sensor, 14: wrist, 36: pressure sensitive diode (semiconductor element), 42: artery, 56: resistance heating element (seater), 58: thermistor (temperature sensor).
Claims (1)
圧された状態で取り付けられ、該動脈の脈動を検
出して脈波を表す電気信号に変換する半導体素子
を備えた脈波センサにおいて、 前記半導体素子を昇温させるヒータと、該半導
体素子の温度を検出して該温度を表す温度信号を
出力する温度センサとを設け、前記脈波センサを
前記生体に取り付けるに先立つて、該温度センサ
から出力される温度信号に基づいて該ヒータによ
り該半導体素子を予め定められた一定の温度に保
温するようにしたことを特徴とする脈波センサ。[Claims for Utility Model Registration] A pulse pulse device that is attached to a living body in a pressed state at a position corresponding to an artery of the living body, and includes a semiconductor element that detects the pulsation of the artery and converts it into an electrical signal representing a pulse wave. The pulse wave sensor is provided with a heater that raises the temperature of the semiconductor element, and a temperature sensor that detects the temperature of the semiconductor element and outputs a temperature signal representing the temperature, and before attaching the pulse wave sensor to the living body. A pulse wave sensor, characterized in that the semiconductor element is kept at a predetermined constant temperature by the heater based on a temperature signal output from the temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1011388U JPH01117307U (en) | 1988-01-28 | 1988-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1011388U JPH01117307U (en) | 1988-01-28 | 1988-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01117307U true JPH01117307U (en) | 1989-08-08 |
Family
ID=31217482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1011388U Pending JPH01117307U (en) | 1988-01-28 | 1988-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01117307U (en) |
-
1988
- 1988-01-28 JP JP1011388U patent/JPH01117307U/ja active Pending
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