JPS61136704U - - Google Patents

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Publication number
JPS61136704U
JPS61136704U JP1972685U JP1972685U JPS61136704U JP S61136704 U JPS61136704 U JP S61136704U JP 1972685 U JP1972685 U JP 1972685U JP 1972685 U JP1972685 U JP 1972685U JP S61136704 U JPS61136704 U JP S61136704U
Authority
JP
Japan
Prior art keywords
stethoscope
filter
conduit
blood pressure
korotkoff sounds
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
Application number
JP1972685U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1972685U priority Critical patent/JPS61136704U/ja
Publication of JPS61136704U publication Critical patent/JPS61136704U/ja
Pending legal-status Critical Current

Links

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  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例のブロツク回路図、
第２図は聴診器の音響的特性図、第３図は本考案
の聴診器導管フイルタの一実施例の回路図、第４
図は従来例のブロツク回路図である。 １７……聴診器ヘツド、１８……聴診器導管フ
イルタ。 FIG. 1 is a block circuit diagram of an embodiment of the present invention.
Fig. 2 is an acoustic characteristic diagram of the stethoscope, Fig. 3 is a circuit diagram of an embodiment of the stethoscope conduit filter of the present invention, and Fig. 4 is a diagram of the acoustic characteristics of the stethoscope.
The figure is a block circuit diagram of a conventional example. 17...Stethoscope head, 18...Stethoscope conduit filter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コロトコフ音を検知して血圧を測定する血圧測
定装置において、マイクロホンを内蔵しコロトコ
フ音を電気信号に変換する聴診器ヘツドと、前記
聴診器ヘツドの出力信号を入力し聴診器の導管の
音響的フイルタ特性と等価なフイルタ特性を有す
る聴診器導管フイルタとを具備して成る血圧測定
装置。 A blood pressure measuring device that measures blood pressure by detecting Korotkoff sounds includes a stethoscope head that has a built-in microphone and converts the Korotkoff sounds into electrical signals, and an acoustic filter in the conduit of the stethoscope that inputs the output signal of the stethoscope head. and a stethoscope conduit filter having filter characteristics equivalent to the characteristics.
JP1972685U 1985-02-14 1985-02-14 Pending JPS61136704U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1972685U JPS61136704U (en) 1985-02-14 1985-02-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972685U JPS61136704U (en) 1985-02-14 1985-02-14

Publications (1)

Publication Number Publication Date
JPS61136704U true JPS61136704U (en) 1986-08-25

Family

ID=30509565

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1972685U Pending JPS61136704U (en) 1985-02-14 1985-02-14

Country Status (1)

Country Link
JP (1) JPS61136704U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019010415A (en) * 2017-06-30 2019-01-24 ヤマハ株式会社 Electronic manometer, blood pressure measurement method and electronic stethoscope

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59149129A (en) * 1983-02-15 1984-08-27 松下電工株式会社 Korotokov sound gathering device of hemomanometer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59149129A (en) * 1983-02-15 1984-08-27 松下電工株式会社 Korotokov sound gathering device of hemomanometer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019010415A (en) * 2017-06-30 2019-01-24 ヤマハ株式会社 Electronic manometer, blood pressure measurement method and electronic stethoscope

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