JPH02141411U - - Google Patents
Info
- Publication number
- JPH02141411U JPH02141411U JP450489U JP450489U JPH02141411U JP H02141411 U JPH02141411 U JP H02141411U JP 450489 U JP450489 U JP 450489U JP 450489 U JP450489 U JP 450489U JP H02141411 U JPH02141411 U JP H02141411U
- Authority
- JP
- Japan
- Prior art keywords
- exhalation
- reversing
- inspiration
- pyroelectric element
- respiratory
- 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.)
- Granted
Links
- 230000000241 respiratory effect Effects 0.000 claims description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000003434 inspiratory effect Effects 0.000 description 1
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Description
第１図は、本考案の一実施例となる呼吸センサ
ーの呼気および吸気側の電気回路図である。第２
図は、本考案によつて得られる信号出力と従来の
信号出力との比較を示す図で、ａ，ｃ，ｅ，ｇは
吸気側波形で、ｂ，ｄ，ｆ，ｈは呼気側波形であ
る。第３図は、従来の呼吸センサーの電気回路図
である。第５図及び第６図は、従来の呼吸センサ
ーの出力波形である。
FIG. 1 is an electrical circuit diagram of the exhalation and inhalation sides of a respiration sensor that is an embodiment of the present invention. Second
The figure shows a comparison between the signal output obtained by the present invention and the conventional signal output, where a, c, e, and g are inspiratory side waveforms, and b, d, f, and h are expiratory side waveforms. be. FIG. 3 is an electrical circuit diagram of a conventional respiratory sensor. 5 and 6 are output waveforms of a conventional respiratory sensor.
補正 平２．６．２９
図面の簡単な説明を次のように補正する。
明細書第１２頁第１１〜１２行目、「第３図は
、従来の呼吸センサーの電気回路図である。」を
、「第３図は、従来の呼吸センサーの焦電素子を
組込んだ鼻孔装着部を示す図で、ａは正面図、ｂ
は横断面図、ｃは背面図である。第４図は、従来
の呼吸センサーの電気回路の一例を示す回路図で
、」に補正する。Amendment 2.6.29 Hei 2. The brief description of the drawing is amended as follows. On page 12 of the specification, lines 11 and 12, "Figure 3 is an electrical circuit diagram of a conventional respiratory sensor." Diagrams showing the nostril attachment part, a is a front view, b
is a cross-sectional view, and c is a rear view. FIG. 4 is a circuit diagram showing an example of an electric circuit of a conventional respiratory sensor, and is corrected to ".
Claims (1)
電素子を配設し、該通路内の温度変化を検出し、
該焦電素子を含む電気回路から得られる該温度変
化に対応する電気信号の微分波形により、呼気及
び吸気の開始時期を知る呼吸センサーにおいて、
呼気側もしくは吸気側の焦電素子の極性を逆転さ
せて、吸気側もしくは呼気側の出力信号を逆転さ
せたことを特徴とする呼吸センサー。 (2) 請求項(1)記載の呼吸センサーにおいて、呼
気、吸気の信号出力に直列に容量０．１〜１００
μＦのコンデンサを挿入したことを特徴とする呼
吸センサー。[Claims for Utility Model Registration] (1) Two independent pyroelectric elements are arranged in a respiratory airflow passage to detect temperature changes in the passage,
In a respiration sensor that determines the start timing of exhalation and inspiration based on the differential waveform of an electric signal corresponding to the temperature change obtained from the electric circuit including the pyroelectric element,
A respiration sensor characterized by reversing the polarity of a pyroelectric element on the exhalation side or inhalation side, thereby reversing the output signal on the inhalation side or expiration side. (2) In the respiratory sensor according to claim (1), a capacitance of 0.1 to 100 is connected in series to the exhalation and inspiration signal outputs.
A breathing sensor characterized by inserting a μF capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP450489U JPH066802Y2 (en) | 1989-01-20 | 1989-01-20 | Respiratory sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP450489U JPH066802Y2 (en) | 1989-01-20 | 1989-01-20 | Respiratory sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02141411U true JPH02141411U (en) | 1990-11-28 |
| JPH066802Y2 JPH066802Y2 (en) | 1994-02-23 |
Family
ID=31508248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP450489U Expired - Lifetime JPH066802Y2 (en) | 1989-01-20 | 1989-01-20 | Respiratory sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH066802Y2 (en) |
-
1989
- 1989-01-20 JP JP450489U patent/JPH066802Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH066802Y2 (en) | 1994-02-23 |
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