JP5073421B2 - Nibp測定時間を低減した血圧測定方法およびシステム - Google Patents
Nibp測定時間を低減した血圧測定方法およびシステム Download PDFInfo
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- JP5073421B2 JP5073421B2 JP2007224970A JP2007224970A JP5073421B2 JP 5073421 B2 JP5073421 B2 JP 5073421B2 JP 2007224970 A JP2007224970 A JP 2007224970A JP 2007224970 A JP2007224970 A JP 2007224970A JP 5073421 B2 JP5073421 B2 JP 5073421B2
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- pressure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/0225—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers the pressure being controlled by electric signals, e.g. derived from Korotkoff sounds
- A61B5/02255—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers the pressure being controlled by electric signals, e.g. derived from Korotkoff sounds the pressure being controlled by plethysmographic signals, e.g. derived from optical sensors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/02225—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers using the oscillometric method
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Cardiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physiology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Description
12 血圧カフ
14 腕
16 患者
18 収縮バルブ
20 排気
22 中央プロセッサ
24 制御回線
26 圧力トランスデューサ
28 導管
30 接続回線
32 加圧空気のソース
34 導管
36 膨張バルブ
38 導管
40 初期膨張圧
42 圧力段階
43 最終圧
44 振動振幅
45 グラフ
46 MAP
48 収縮期圧
50 拡張期圧
52 検出システム
54 パルスオキシメータモニタリングシステム
56 フィンガプローブ
58 通信回線
60 プレチスモグラフ波形
62 プレチスモグラフパルス
64 NIBP波形
66 振動パルス
68 矢印
70 拡張期点
72 収縮期ピーク
74 タイミング期間矢印
76 カフ圧
78 第1の圧力レベル
80 下降部分
82 第2の圧力レベル
84 第3の圧力レベル
86 矢印
88 ステップ
90 ステップ
92 ステップ
94 ステップ
96 ステップ
98 ステップ
99 ステップ
100 ステップ
102 ステップ
106 ステップ
108 ステップ
110 ステップ
Claims (9)
- 選択的に膨張および収縮が可能な血圧カフ(12)、および前記患者から振動パルス(66)を検出するための少なくとも1つの圧力トランスデューサ(26)を有する非観血式血圧(NIBP)モニタ(10)による患者(16)血圧を測定する方法であって、
メモリに記憶された前記患者(16)の波形(60)であって、それぞれが患者の心拍を表し時間間隔の空いた一連のパルス(62)を有する前記患者波形(60)を解析して所定のタイミング期間(74)とこのタイミング期間に続く収縮期間とを決定するステップと、
前記血圧カフを第1の圧力レベル(78)に膨張させるステップと、
前記圧力トランスデューサ(26)からの1つの振動パルス(66)の開始を検出するステップと、
前記1つの振動パルス(66)の前記開始に続く前記タイミング期間(74)中に、前記第1の圧力レベル(78)における前記振動パルス(66)の振幅(44)を測定するステップと、
前記血圧カフ(12)を、前記タイミング期間(74)の後に圧力段差(42)だけ下げて第2の圧力レベル(82)へと収縮させる収縮ステップとを含むことを特徴とする方法。 - 前記タイミング期間(74)は、前記患者心拍の拡張期点(70)から前記振動パルス(66)のピーク(72)までの時間期間であることを特徴とする請求項1に記載の方法。
- 前記収縮期間が、前記パルスの前記ピーク(72)から次のパルスの前記拡張期点(70)までの時間よりも短い期間であることを特徴とする請求項2に記載の方法。
- 前記血圧カフ(12)を収縮させる前記収縮ステップが、前記血圧カフの収縮中の前記圧力低減とは独立した前記収縮期間中に行われることを特徴とする請求項1に記載の方法。
- 前記波形(60)が、パルスオキシメータセンサ(56)から受け取られたプレチスモグラフ波形であることを特徴とする請求項1に記載の方法。
- 前記収縮ステップでの前記血圧カフの前記第2の圧力レベルへの収縮を、単一の振動パルスの一部期間で行うことを特徴とする請求項1乃至5のいずれかに記載の方法。
- 前記収縮期間によりそれぞれが決定される一連の圧力段階で、前記血圧カフ(12)を収縮させるステップと、
各圧力レベルで振動パルス(66)の前記振幅(44)を測定するステップと、
各圧力レベルで測定された前記振動パルス(66)の前記振幅(44)に基づいて、前記患者(16)に対する前記収縮期圧(48)、平均動脈圧(46)、および拡張期圧(50)を測定するステップと
をさらに含むことを特徴とする請求項3に記載の方法。 - 患者(16)の血圧を測定するためのシステムであって、
中央プロセッサ(22)およびディスプレイを含む非観血式血圧(NIBP)モニタと、
前記NIBPモニタ(10)により選択的に膨張および収縮が可能な、前記患者上に配置可能な血圧カフ(12)と、
前記患者(16)から振動パルス(66)を検出するように動作可能であり、前記血圧カフ(12)に関連付けられかつ前記中央プロセッサ(22)に結合された圧力トランスデューサ(26)と、
患者の心拍をそれぞれが表す時間間隔の空いた一連のプレチスモグラフパルス(62)を有するプレチスモグラフ波形(60)を出力する検出システム(52)とを備え、
前記中央プロセッサ(22)は、前記プレチスモグラフ波形(60)の前記プレチスモグラフパルスから決定される収縮期間中に、前記血圧カフ(12)の収縮を、初期膨張圧(40)から、階段状に収縮させて制御することを特徴とするシステム。 - 遠隔の前記検出システムが、パルスオキシメータセンサ(54)であることを特徴とする請求項8に記載のシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/470,698 | 2006-09-07 | ||
US11/470,698 US7462152B2 (en) | 2006-09-07 | 2006-09-07 | Method and system utilizing SpO2 plethysmograph signal to reduce NIBP determination time |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008062059A JP2008062059A (ja) | 2008-03-21 |
JP2008062059A5 JP2008062059A5 (ja) | 2010-10-14 |
JP5073421B2 true JP5073421B2 (ja) | 2012-11-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007224970A Active JP5073421B2 (ja) | 2006-09-07 | 2007-08-31 | Nibp測定時間を低減した血圧測定方法およびシステム |
Country Status (4)
Country | Link |
---|---|
US (1) | US7462152B2 (ja) |
JP (1) | JP5073421B2 (ja) |
CN (1) | CN101138492B (ja) |
DE (1) | DE102007039936A1 (ja) |
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US20110152650A1 (en) * | 2009-12-21 | 2011-06-23 | General Electric Company | Adaptive pump control during non-invasive blood pressure measurement |
US20120149994A1 (en) * | 2010-12-14 | 2012-06-14 | General Electric Company | Method and system for controlling non-invasive blood pressure determination based on other physiological parameters |
US9072433B2 (en) | 2011-02-18 | 2015-07-07 | Covidien Lp | Method and apparatus for noninvasive blood pressure measurement using pulse oximetry |
US8721557B2 (en) | 2011-02-18 | 2014-05-13 | Covidien Lp | Pattern of cuff inflation and deflation for non-invasive blood pressure measurement |
US9060745B2 (en) | 2012-08-22 | 2015-06-23 | Covidien Lp | System and method for detecting fluid responsiveness of a patient |
US8731649B2 (en) | 2012-08-30 | 2014-05-20 | Covidien Lp | Systems and methods for analyzing changes in cardiac output |
US9357937B2 (en) | 2012-09-06 | 2016-06-07 | Covidien Lp | System and method for determining stroke volume of an individual |
US9241646B2 (en) | 2012-09-11 | 2016-01-26 | Covidien Lp | System and method for determining stroke volume of a patient |
US20140081152A1 (en) | 2012-09-14 | 2014-03-20 | Nellcor Puritan Bennett Llc | System and method for determining stability of cardiac output |
US8977348B2 (en) | 2012-12-21 | 2015-03-10 | Covidien Lp | Systems and methods for determining cardiac output |
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US11723543B2 (en) * | 2016-05-20 | 2023-08-15 | Christian Medical College | Non-invasive system and method for measuring blood pressure variability |
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2006
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2007
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- 2007-08-31 JP JP2007224970A patent/JP5073421B2/ja active Active
- 2007-09-07 CN CN200710149092XA patent/CN101138492B/zh not_active Expired - Fee Related
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CN101138492A (zh) | 2008-03-12 |
US20080082006A1 (en) | 2008-04-03 |
CN101138492B (zh) | 2012-12-12 |
DE102007039936A1 (de) | 2008-03-27 |
JP2008062059A (ja) | 2008-03-21 |
US7462152B2 (en) | 2008-12-09 |
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