JPH10509897A - レート応答型心臓ペーシングのための方法および装置 - Google Patents
レート応答型心臓ペーシングのための方法および装置Info
- Publication number
- JPH10509897A JPH10509897A JP8518832A JP51883296A JPH10509897A JP H10509897 A JPH10509897 A JP H10509897A JP 8518832 A JP8518832 A JP 8518832A JP 51883296 A JP51883296 A JP 51883296A JP H10509897 A JPH10509897 A JP H10509897A
- Authority
- JP
- Japan
- Prior art keywords
- rate
- pacing
- pacemaker
- sensor
- output signal
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/362—Heart stimulators
- A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
- A61N1/36585—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by two or more physical parameters
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Engineering & Computer Science (AREA)
- Physiology (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Electrotherapy Devices (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ペーシング・レートで心臓ペーシング・パルスを生成するパルス発生手段と 、 第1および第2の生理学的パラメータを測定し、かつ前記第1および第2のパ ラメータをそれぞれ表わす値を有する対応する第1および第2のセンサ出力信号 を生成する第1および第2のセンサ手段と、 その時のペーシング・レートを決定し、そして前記第1および第2のセンサ出 力信号の値に応答して、その後に該第1および第2のセンサ出力信号の関数とし て決定される所望のペーシング・レートでペーシング・パルスを前記パルス発生 手段に提供させるための制御手段と を備え、前記出力信号において前記所望のペーシング・レートの決定時の前記第 1および第2のセンサ出力信号の相対的影響が更に、前記所望の以降のペーシン グ・レートが決定される時におけるその時のペーシング・レートの関数として変 化する 心臓ペースメーカ・システム。 2.前記制御手段が、前記その時のペースメーカが増加するに伴い、前記所望の ペーシング・レートに対する前記第1のセンサ出力信号の相対的影響を増加させ る手段を含む請求項1に記載のペースメーカ。 3.前記制御手段が、前記その時のペーシング・レートが第1の予め定めたレー トを越えるまで該その時ペーシング・レートの第1の関数として前記所望のペー シング・レートに対する前記第1のセンサ出力信号の相対的影響を増加させ、そ の後前記その時のペーシング・レートの第2の関数として該所望のペーシング・ レートに対する前記第1のセンサ出力信号の相対的影響を増加させる手段を含む 請求項2に記載のペースメーカ。 4.前記第2の関数が、前記第1の関数よりも、その時のペーシング・レートに おける所与の増加に対する前記第1のセンサ出力信号の相対的影響に大きな増加 を与える請求項3に記載のペースメーカ。 5.前記制御手段が、予め定めた第2のレートを越えるその後のペーシング・レ ートに応答して、前記第1のセンサ出力信号の関数として前記所望のペーシング ・レートを完全に決定する手段を含む請求項1ないし4のいずれか1つに記載の ペースメーカ。 6.前記第1のセンサが呼吸センサを含み、前記第2のセンサが活動状態センサ を含む請求項1ないし6のいずれか1つに記載のペースメーカ。 7.心臓ペーシング・パルスをペーシング・レートで生成するパルス発生手段と 、 酸素飽和血液に対する要求を表わす生理学的パラメータを測定し、該パラメー タを表わす値を有する対応のセンサ出力信号を生成するセンサ手段と、 その時のペーシング・レートを決定し、そして前記センサ出力信号の値に応答 してセンサ出力信号の値の第1の範囲にわたり、その後の所望のペーシング・レ ートが該センサ出力信号の第1の関数として増加するように、センサ出力信号の 値の第2の範囲にわたり前記ペーシング・レートが前記センサ出力信号の値の第 2の関数として増加するように、かつ前記センサ出力信号の値の第3の範囲にわ たり前記第1および第2の範囲の中間で前記ペーシング・レートが一定のままで あるように、前記センサ出力信号に対する応答として決定される所望のペーシン グ・レートでペーシング・レートを前記パルス発生手段に提供させる制御手段と 、 を備える心臓ペースメーカ・システム。 8.前記第1および第2の関数が異なる関数である請求項7に記載のペースメー カ。 9.前記第1の関数が、前記第2の関数により提供される前記センサ出力信号の 値における変化に関する所望のペーシング・レートの増加率より大きい、前記第 2の出力信号の値における変化に関する所望のペーシング・レートの増加率を提 供する請求項7または8に記載のペースメーカ。 10.前記センサが物理的活動状態センサである請求項7ないし9のいずれか1 つに記載のペースメーカ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/346,813 US5562711A (en) | 1994-11-30 | 1994-11-30 | Method and apparatus for rate-responsive cardiac pacing |
US08/346,813 | 1994-11-30 | ||
PCT/US1995/014809 WO1996016695A2 (en) | 1994-11-30 | 1995-11-13 | Method and apparatus for rate-responsive cardiac pacing |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10509897A true JPH10509897A (ja) | 1998-09-29 |
JP3816101B2 JP3816101B2 (ja) | 2006-08-30 |
Family
ID=23361150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51883296A Expired - Fee Related JP3816101B2 (ja) | 1994-11-30 | 1995-11-13 | 心臓ペースメーカ |
Country Status (6)
Country | Link |
---|---|
US (1) | US5562711A (ja) |
EP (1) | EP0794812A2 (ja) |
JP (1) | JP3816101B2 (ja) |
AU (1) | AU706142B2 (ja) |
CA (1) | CA2204499A1 (ja) |
WO (1) | WO1996016695A2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008535537A (ja) * | 2005-02-28 | 2008-09-04 | カーディアック ペースメーカーズ,インコーポレイテッド | 呼吸困難測定法を用いた植込み型心臓装置 |
JP2013514828A (ja) * | 2009-12-17 | 2013-05-02 | カーディアック ペースメイカーズ, インコーポレイテッド | 活動センサ及び分時換気センサからの入力に基づくペーシング心拍数の自動適応を有するペースメーカー |
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1994
- 1994-11-30 US US08/346,813 patent/US5562711A/en not_active Expired - Lifetime
-
1995
- 1995-11-13 CA CA002204499A patent/CA2204499A1/en not_active Abandoned
- 1995-11-13 EP EP95942858A patent/EP0794812A2/en not_active Withdrawn
- 1995-11-13 JP JP51883296A patent/JP3816101B2/ja not_active Expired - Fee Related
- 1995-11-13 WO PCT/US1995/014809 patent/WO1996016695A2/en not_active Application Discontinuation
- 1995-11-13 AU AU44067/96A patent/AU706142B2/en not_active Ceased
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008535537A (ja) * | 2005-02-28 | 2008-09-04 | カーディアック ペースメーカーズ,インコーポレイテッド | 呼吸困難測定法を用いた植込み型心臓装置 |
JP2013514828A (ja) * | 2009-12-17 | 2013-05-02 | カーディアック ペースメイカーズ, インコーポレイテッド | 活動センサ及び分時換気センサからの入力に基づくペーシング心拍数の自動適応を有するペースメーカー |
Also Published As
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US5562711A (en) | 1996-10-08 |
EP0794812A2 (en) | 1997-09-17 |
WO1996016695A3 (en) | 1996-09-06 |
JP3816101B2 (ja) | 2006-08-30 |
WO1996016695A2 (en) | 1996-06-06 |
AU706142B2 (en) | 1999-06-10 |
CA2204499A1 (en) | 1996-06-06 |
AU4406796A (en) | 1996-06-19 |
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