JPH09505504A - 心房細動に対する処置 - Google Patents
心房細動に対する処置Info
- Publication number
- JPH09505504A JPH09505504A JP7527625A JP52762595A JPH09505504A JP H09505504 A JPH09505504 A JP H09505504A JP 7527625 A JP7527625 A JP 7527625A JP 52762595 A JP52762595 A JP 52762595A JP H09505504 A JPH09505504 A JP H09505504A
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- burst
- fibrillation
- heart
- patient
- 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
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- 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
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/385—Devices for inducing an abnormal cardiac function, e.g. fibrillation
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- 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
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
- A61N1/3962—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion in combination with another heart therapy
- A61N1/39622—Pacing therapy
-
- 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
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/395—Heart defibrillators for treating atrial fibrillation
Landscapes
- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Electrotherapy Devices (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.抗不整脈装置において、 患者の心臓の細動を検出する細動検出手段と、 前記患者の心臓へパルス・バーストを供給する電極手段と、 低エネルギの一連の複数のパルス・バーストを、細動の検出に応答して前記電 極手段へ供給するパルス発生手段であって、それら複数のパルス・バーストには 前記患者の心臓の脱分極に対して非同期のパルス・バーストが含まれているパル ス発生手段と、 を備えたことを特徴とする抗不整脈装置。 2.抗不整脈装置において、 患者の心臓の細動を検出する細動検出手段と、 前記患者の心臓へ低エネルギのパルス・バーストを供給する電極手段と、 所定のバースト休止期間を間に挟んだ低エネルギの一連の複数のパルス・バー ストを、細動の検出に応答して前記電極手段へ供給するパルス発生手段であって 、それら複数のパルス・バーストには前記患者の心臓の脱分極に対して非同期の パルス・バーストが含まれているパルス発生手段と、 を備えたことを特徴とする抗不整脈装置。 3.抗不整脈装置において、 患者の心臓の細動を検出する細動検出手段と、 前記患者の心臓へ低エネルギのパルス・バーストを供給する電極手段と、 所定のバースト休止期間を間に挟んだ一連の複数のパルス・バーストを、細動 の検出に応答して前記電極手段へ供給するパルス発生手段と、 前記バースト休止期間中に細動の消失を検出する細動消失検出手段と、 細動の消失に応答して前記パルス・バーストの供給を停止するパルス・バース ト供給停止手段と、 を備えたことを特徴とする抗不整脈装置。 4.抗不整脈装置において、 患者の心臓の脱分極の反復速度が所定反復速度以上であることを検出する検出 手段であって、前記所定反復速度が少なくとも200拍/分である検出手段と、 前記患者の心臓へパルス・バーストを供給する電極手段と、 前記所定反復速度以上の反復速度を有する脱分極の検出に応答して、パルス周 波数が20Hz以上の低エネルギのパルス・バーストを前記電極手段へ供給する パルス発生手段と、 を備えたことを特徴とする抗不整脈装置。 5.抗不整脈装置において、 患者の心臓の細動を検出する細動検出手段と、 前記患者の心臓へ低エネルギのパルス・バーストを供給する電極手段と、 前記患者の心臓の細動の検出に応答して、パルス周波数が20Hz以上のパル ス・バーストを前記電極手段へ供給するパルス発生手段と、 を備えたことを特徴とする抗不整脈装置。 6.前記パルス発生手段が、パルス振幅が50ボルト以下のパルス・バースト を供給する手段を含んでいることを特徴とする請求項1ないし請求項5のいずれ か1項記載の抗不整脈装置。 7.前記パルス発生手段が、パルス・エネルギが0.05ジュール以下のパル ス・バーストを供給する手段を含んでいることを特徴とする請求項1ないし請求 項5のいずれか1項記載の抗不整脈装置。 8.前記パルス発生手段が、パルス周波数が20Hz以上のパルス・バースト を供給する手段を含んでいることを特徴とする請求項1ないし請求項3のいずれ か1項記載の抗不整脈装置。 9.一連の複数の前記パルス・バーストを供給しても細動の消失が検出されな かったときに、そのことに応答して、前記パルス発生手段を所定の時間に亙って ディスエーブルする手段を更に備えたことを特徴とする請求項3記載の抗不整脈 装置。 10.細動の消失が検出されないときに前記パルス・バーストのパラメータを 変更する手段を更に備えたことを特徴とする請求項3記載の抗不整脈装置。 11.細動の消失が検出されないときに前記パルス・バーストの持続時間を延 長する手段を更に備えたことを特徴とする請求項3記載の抗不整脈装置。 12.細動の消失が検出されないときに前記パルス・バースト内のパルスの周 波数を上昇させる手段を更に備えたことを特徴とする請求項3記載の抗不整脈装 置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23057894A | 1994-04-21 | 1994-04-21 | |
US08/230,578 | 1994-04-21 | ||
PCT/US1995/002661 WO1995028988A1 (en) | 1994-04-21 | 1995-03-03 | Treatment of atrial fibrillation |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09505504A true JPH09505504A (ja) | 1997-06-03 |
JP3212611B2 JP3212611B2 (ja) | 2001-09-25 |
Family
ID=22865749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52762595A Expired - Fee Related JP3212611B2 (ja) | 1994-04-21 | 1995-03-03 | 心房細動を消失させるための植込み可能な医用装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5620468A (ja) |
EP (1) | EP0756507B1 (ja) |
JP (1) | JP3212611B2 (ja) |
AU (1) | AU684351B2 (ja) |
CA (1) | CA2187455C (ja) |
DE (1) | DE69509650T2 (ja) |
WO (1) | WO1995028988A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015134300A (ja) * | 2011-06-15 | 2015-07-27 | マックス−プランク−ゲゼルシャフト ツア フェーデルンク デア ヴィッセンシャフテン エー.ファオ. | 心臓の心房の心房細動を終結させる装置 |
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-
1995
- 1995-03-03 WO PCT/US1995/002661 patent/WO1995028988A1/en active IP Right Grant
- 1995-03-03 JP JP52762595A patent/JP3212611B2/ja not_active Expired - Fee Related
- 1995-03-03 AU AU20935/95A patent/AU684351B2/en not_active Ceased
- 1995-03-03 DE DE69509650T patent/DE69509650T2/de not_active Expired - Lifetime
- 1995-03-03 CA CA002187455A patent/CA2187455C/en not_active Expired - Fee Related
- 1995-03-03 EP EP95913538A patent/EP0756507B1/en not_active Expired - Lifetime
-
1996
- 1996-04-02 US US08/627,959 patent/US5620468A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015134300A (ja) * | 2011-06-15 | 2015-07-27 | マックス−プランク−ゲゼルシャフト ツア フェーデルンク デア ヴィッセンシャフテン エー.ファオ. | 心臓の心房の心房細動を終結させる装置 |
Also Published As
Publication number | Publication date |
---|---|
US5620468A (en) | 1997-04-15 |
WO1995028988A1 (en) | 1995-11-02 |
CA2187455A1 (en) | 1995-11-02 |
EP0756507B1 (en) | 1999-05-12 |
AU684351B2 (en) | 1997-12-11 |
DE69509650T2 (de) | 1999-12-30 |
EP0756507A1 (en) | 1997-02-05 |
CA2187455C (en) | 2000-11-28 |
JP3212611B2 (ja) | 2001-09-25 |
DE69509650D1 (de) | 1999-06-17 |
AU2093595A (en) | 1995-11-16 |
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