JP2012061130A5 - - Google Patents
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- JP2012061130A5 JP2012061130A5 JP2010207674A JP2010207674A JP2012061130A5 JP 2012061130 A5 JP2012061130 A5 JP 2012061130A5 JP 2010207674 A JP2010207674 A JP 2010207674A JP 2010207674 A JP2010207674 A JP 2010207674A JP 2012061130 A5 JP2012061130 A5 JP 2012061130A5
- Authority
- JP
- Japan
- Prior art keywords
- blood vessel
- pulse pressure
- height
- pressure
- difference
- 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.)
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Claims (6)
前記血管径センサーが配置される第１位置と第２位置との高さの差を決定する高さ決定部と、
を備えた脈圧測定装置であって、
前記到達時間差に基づいて、前記血管の径を求める血管径演算部と、
前記高さの差に基づいて水頭圧を求める水頭圧演算部と、
前記血管の径と前記水頭圧とから前記血管の脈圧を求める脈圧演算部と、
を有することを特徴とする脈圧測定装置。 A blood vessel diameter sensor that acquires a reflected wave of an ultrasonic wave transmitted to a blood vessel and measures a difference in arrival time between the first reflected wave and the second reflected wave from the blood vessel;
A height determining unit for determining a difference in height between the first position and the second position where the blood vessel diameter sensor is disposed;
A pulse pressure measuring device comprising:
A blood vessel diameter calculation unit for obtaining the diameter of the blood vessel based on the arrival time difference;
A hydrocephalic pressure calculation unit for obtaining hydrocephalic pressure based on the difference in height;
A pulse pressure calculation unit for determining the pulse pressure of the blood vessel from the diameter of the blood vessel and the water head pressure;
A device for measuring pulse pressure, comprising:
前記高さ決定部は、前記第１位置と前記第２位置との鉛直方向の前記高さの差を求める高さ計測センサーを含み、
前記水頭圧は、前記高さ計測センサーにより測定された前記高さの差を用いて求めらることを特徴とする脈圧測定装置。 In the pulse pressure measuring device according to claim 1,
The height determining unit includes a height measurement sensor for obtaining a difference in height between the first position and the second position in a vertical direction,
The pulse pressure measuring device, wherein the water head pressure is obtained by using the difference in height measured by the height measuring sensor.
前記脈圧演算部は、
前記制御部に入力された前記水頭圧と前記血管径との比に基づいて、前記脈圧と前記血管径との間の関係式を予め設定しておき、
前記関係式に前記第２位置における前記血管径の計測値を適用することによって脈圧を求める演算を実行することを特徴とする脈圧測定装置。 In the pulse pressure measuring device according to claim 1 or 2,
The pulse pressure calculator is
Based on the ratio between the hydrocephalic pressure input to the control unit and the blood vessel diameter, a relational expression between the pulse pressure and the blood vessel diameter is set in advance,
A pulse pressure measuring device that performs a calculation to obtain a pulse pressure by applying the measured value of the blood vessel diameter at the second position to the relational expression.
前記被験者の第１位置と第２位置との高低差を決定する工程と、
前記高さの差に基づいて前記第１位置と前記第２位置との間の水頭圧値を求める工程と、
前記血管径と前記水頭圧とを用いて脈圧を求める工程と、
を有することを特徴とする脈圧測定方法。 Measuring a blood vessel diameter of a predetermined part of the subject;
Determining a height difference between the first position and the second position of the subject;
Obtaining a hydraulic head pressure value between the first position and the second position based on the difference in height;
Obtaining a pulse pressure using the blood vessel diameter and the hydrocephalic pressure;
A method for measuring a pulse pressure, comprising:
前記高低差を決定する工程は、前記第１位置と前記第２位置との鉛直方向の前記高さの差を計測する高さ計測センサーにより決定されていることを特徴とする脈圧測定方法。 The pulse pressure measuring method according to claim 4, wherein
The step of determining the height difference is determined by a height measurement sensor that measures the height difference in the vertical direction between the first position and the second position.
前記脈圧を求める工程は、
前記水頭圧と前記血管径との比に基づいて、前記脈圧と前記血管径との間の関係式を予め設定しておき、
前記関係式に前記第２位置による前記血管径の計測値を適用することによって脈圧を求めることを特徴とする脈圧測定方法。 In the pulse pressure measuring method according to claim 4 or 5,
The step of obtaining the pulse pressure includes:
Based on the ratio between the hydrocephalic pressure and the blood vessel diameter, a relational expression between the pulse pressure and the blood vessel diameter is set in advance,
A pulse pressure measurement method, wherein a pulse pressure is obtained by applying a measured value of the blood vessel diameter at the second position to the relational expression.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010207674A JP2012061130A (en) | 2010-09-16 | 2010-09-16 | Device and method for measuring pulse pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010207674A JP2012061130A (en) | 2010-09-16 | 2010-09-16 | Device and method for measuring pulse pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012061130A JP2012061130A (en) | 2012-03-29 |
| JP2012061130A5 true JP2012061130A5 (en) | 2013-10-10 |
Family
ID=46057496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010207674A Pending JP2012061130A (en) | 2010-09-16 | 2010-09-16 | Device and method for measuring pulse pressure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2012061130A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10039455B2 (en) * | 2014-05-19 | 2018-08-07 | Qualcomm Incorporated | Continuous calibration of a blood pressure measurement device |
| JP6996157B2 (en) * | 2017-08-16 | 2022-01-17 | セイコーエプソン株式会社 | Bioanalyzers, bioanalysis methods and programs |
-
2010
- 2010-09-16 JP JP2010207674A patent/JP2012061130A/en active Pending
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