JPH11514250A - 高分解能血管内信号検出 - Google Patents
高分解能血管内信号検出Info
- Publication number
- JPH11514250A JPH11514250A JP8534914A JP53491496A JPH11514250A JP H11514250 A JPH11514250 A JP H11514250A JP 8534914 A JP8534914 A JP 8534914A JP 53491496 A JP53491496 A JP 53491496A JP H11514250 A JPH11514250 A JP H11514250A
- Authority
- JP
- Japan
- Prior art keywords
- array
- electrodes
- intravascular device
- electrode
- electrical activity
- 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
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
- A61B5/283—Invasive
- A61B5/287—Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B17/22012—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
- A61B2017/00026—Conductivity or impedance, e.g. of tissue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00243—Type of minimally invasive operation cardiac
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/04—Arrangements of multiple sensors of the same type
- A61B2562/043—Arrangements of multiple sensors of the same type in a linear array
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Reproductive Health (AREA)
- Vascular Medicine (AREA)
- Physiology (AREA)
- Cardiology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Surgical Instruments (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. a)血管内を通って前進しやすいように基端セクションよりも末端セクシ ョンが柔軟にされている状態で、基端セクションと末端セクションとを有する細 長いシャフトと、 b)末端シャフトセクションに取り付けられた、感知電極の第1コンパクトア レイと、 c)電極間間隔が第1コンパクトアレイよりも大きくされた、感知電極の第2 拡張アレイと、 d)感知電極によって感知された電気的アクティビティを、細長いシャフトの 基端側先端へ伝達する手段とを備える、患者の血管内から電気的アクティビティ を検出するための細長い血管内装置。 2. 上記細長いシャフトは、個々に絶縁された導電体を含むストランドによっ て形成された管状部材からなる請求項1記載の血管内装置。 3. 上記ストランドは、編まれて管状部材にされている請求項2記載の血管内 装置。 4. 複数の電極対が、第1および第2のアレイの双方で上記末端シャフトセク ションに取り付けられている請求項1記載の血管内装置。 5. 電極の上記第1アレイは、約0.25mmから約2mmよりも小さい電極 間間隔を有する請求項1記載の血管内装置。 6. 電極の上記第1アレイは、約0.5mmから約1.5mmの電極間間隔を 有する請求項1記載の血管内装置。 7. 電極の上記第2アレイは、約2mmから約10mmの電極間間隔を有する 請求項1記載の血管内装置。 8. 上記電極は、約0.25mmから約1mmの幅を有する導電性材料の円形 バンドである請求項1記載の血管内装置。 9. 上記シャフトは、その中で延びる内側管腔と、該シャフトの該内側管腔の 中に配置された細長いコア部材とを有する請求項1記載の血管内装置。 10. 上記コア部材の末端側先端の回りに、上記電極へコイル部材が配置され て いる請求項9記載の血管内装置。 11. 上記編まれた管状部材は、ガイドワイヤーを摺動可能に受け入れるよう に形作られて、該管状部材の中に延びる内側管腔を有する請求項3記載の血管内 装置。 12. 上記内側管腔は、約0.01インチから約0.45インチの直径を有す る請求項11記載の血管内装置。 13. 上記編まれた管状部材は、その中に延びる内側管腔を規定する管状のラ イニングを有する請求項3記載の血管内装置。 14. 上記管状のライニングは、潤滑性材料で形成されている請求項13記載 の血管内装置。 15. 上記潤滑性材料は、フッ素共重合体である請求項14記載の血管内装置 。 16. a)患者の心臓の静脈または動脈を通って前進できるように形作られた 末端セクションを有すると共に中に内側管腔が延びている状態で、基端セクショ ンと末端セクションとを有する細長いシャフトと、 b)約2mmよりも小さい電極間間隔を有する末端セクションの長さの部分に 取り付けられた感知電極の、長手方向に配置されたアレイと、 c)感知電極のアレイ内の個々の電極によって感知された電気的アクティビテ ィを、電極によって感知された電気的アクティビティの伝達を容易にするように 、上記シャフトの基端側先端上の電気コネクターへ伝達する手段とを備える、患 者の心臓の血管内から電気的アクティビティを検出するための細長い血管内装置 。 17. a)基端部および末端部を備えている細長いカテーテルシャフトと、末 端セクション上に設けられていて電極間間隔の比較的小さい感知電極の第1アレ イと、該末端セクション上に設けられていて該第1アレイよりも電極間間隔の大 きい感知電極の第2アレイと、第1アレイおよび第2アレイ内の個々の電極によ って感知された電気的アクティビティを該シャフトの基端側先端上の電気コネク ターへ伝達する手段とを有する血管内カテーテルを、患者の心臓の血管の中へ供 給するステップと、 b)電気的アクティビティが位置付けられている患者の心臓内の大略位置を検 出するために、感知電極の第2アレイ内の電極によって、心臓の静脈または冠状 動脈の中から、患者の心臓の電気的アクティビティを検出するステップと、 c)患者の心臓内の電気的アクティビティの位置をより正確に検出するために 、感知電極の第1アレイ内の感知電極によって、心臓の静脈または冠状動脈内か ら、患者の心臓の電気的アクティビティを検出するステップとからなる、患者の 心臓の血管の中から心臓の電気的アクティビティを検出する方法。 18. 患者の心臓の電気的アクティビティが、双極(bipolar)モードで検出 される請求項17記載の方法。 19. a)基端部および末端部を備えている細長いカテーテルシャフトと、末 端セクション上に長手方向に設けられていて最小電極間間隔の感知電極の第1ア レイと、該末端セクション上に長手方向に設けられていて該第1アレイの最小電 極間間隔よりも大きい最小電極間間隔を有する感知電極の第2アレイと、第1ア レイおよび第2アレイ内の個々の電極によって感知された電気的アクティビティ を、該電極によって感知された電気的アクティビティの伝達を容易にするように 、上記シャフトの基端側先端上の電気コネクターへ伝達する手段とを有する血管 内カテーテルを、患者の心臓の第2の血管の中へ供給するステップと、 b)電気的アクティビティが生じている患者の心臓内の大略位置を検出するた めに、感知電極の第2アレイ内の電極によって、上記第2の血管の中から、患者 の心臓の電気的アクティビティを検出するステップと、 c)患者の心臓内の電気的アクティビティの生じている位置をより正確に検出 するために、感知電極の第1アレイ内の感知電極によって、上記第2の血管内か ら、患者の心臓の電気的アクティビティを検出するステップとからなる、請求項 18記載の方法。 20. 上記第2の血管が冠状動脈である請求項18記載の方法。 21. 上記第2の血管が心臓の静脈である請求項18記載の方法。 22. a)血管内を通って前進しやすいように基端セクションよりも末端セク ションが柔軟にされている状態で、基端セクションと末端セクションとを有する 細長いシャフトと、 b)末端シャフトセクションに取り付けられた、感知電極の第1コンパクトア レイと、 c)電極間間隔が第1コンパクトアレイよりも大きくされた、感知電極の第2 拡張アレイと、 d)感知電極によって感知された電気的アクティビティを、細長いシャフトの 基端側先端へ伝達する手段とを備える、患者の血管内から電気的アクティビティ を検出するための細長い血管内装置。 23. 上記細長いシャフトは、個々に絶縁された導電体を含むストランドによ って形成された管状部材である請求項22記載の血管内装置。 24. 上記管状部材のストランドは編まれている請求項23記載の血管内装置 。 25. 複数の電極対が、第1および第2のアレイの双方で上記末端シャフトセ クションに取り付けられている請求項22記載の血管内装置。 26. 上記第1コンパクトアレイの電極は、約0.25mmから約2mmの電 極間間隔を有する請求項22記載の血管内装置。 27. 上記第1コンパクトアレイの電極は、約0.5mmから約1.5mmの 電極間間隔を有する請求項22記載の血管内装置。 28. 上記第2拡張アレイの電極は、約2mmから約10mmの電極間間隔を 有する請求項22記載の血管内装置。 29. 上記第1コンパクトアレイおよび第2拡張アレイの電極は、約0.25 mmから約1mmの幅を有する導電性材料の円形バンドである請求項24記載の 血管内装置。 30. 上記シャフトは、その中で延びる内側管腔と、該シャフトの該内側管腔 の中に配置された細長いコア部材とを有する請求項22記載の血管内装置。 31. 上記コア部材の末端側先端の回りに、上記電極へコイル部材が配置され ている請求項30記載の血管内装置。 32. 上記シシャフトは、ガイドワイヤーを摺動可能に受け入れるように形作 られて、該シャフトの中に延びる内側管腔を有する請求項22記載の血管内装置 。 33. 上記内側管腔は、約0.01インチから約0.45インチの直径を有す る請求項32記載の血管内装置。 34. 上記管状部材は、その中に延びる内側管腔を規定する管状のライニング を有する請求項23記載の血管内装置。 35. 上記管状のライニングは、潤滑性材料で形成されている請求項34記載 の血管内装置。 36. 上記潤滑性材料は、フッ素共重合体である請求項35記載の血管内装置 。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/443,657 | 1995-05-18 | ||
US08/443,657 US5699796A (en) | 1993-01-29 | 1995-05-18 | High resolution intravascular signal detection |
PCT/US1996/006631 WO1996036277A1 (en) | 1995-05-18 | 1996-05-08 | High resolution intravascular signal detection |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH11514250A true JPH11514250A (ja) | 1999-12-07 |
JP3785190B2 JP3785190B2 (ja) | 2006-06-14 |
Family
ID=23761682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53491496A Expired - Lifetime JP3785190B2 (ja) | 1995-05-18 | 1996-05-08 | 高分解能血管内信号検出 |
Country Status (5)
Country | Link |
---|---|
US (4) | US5699796A (ja) |
EP (1) | EP0825829A1 (ja) |
JP (1) | JP3785190B2 (ja) |
CA (1) | CA2221620A1 (ja) |
WO (1) | WO1996036277A1 (ja) |
Cited By (6)
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JP2001245864A (ja) * | 2000-01-27 | 2001-09-11 | Biosense Webster Inc | マッピング組立体を有するカテーテル |
JP2006247344A (ja) * | 2005-03-11 | 2006-09-21 | Si Medico Tec:Kk | 医療用電極付ガイドワイヤー |
US8204571B2 (en) | 2000-01-27 | 2012-06-19 | Biosense Webster, Inc. | Catheter having mapping assembly |
JP5976973B1 (ja) * | 2016-03-28 | 2016-08-24 | インター・ノバ株式会社 | 多極電極を有する末梢血管用ガイドカテーテル |
JP2016525914A (ja) * | 2013-06-07 | 2016-09-01 | キャスアールエックス リミテッドCathrx Ltd | カテーテル用リード線およびその製造方法 |
JP2018064947A (ja) * | 2014-02-06 | 2018-04-26 | セント・ジュード・メディカル,カーディオロジー・ディヴィジョン,インコーポレイテッド | 面取りされたリング電極および可変シャフトを備えた細長医療機器 |
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US5766152A (en) | 1996-08-15 | 1998-06-16 | Cardima, Inc. | Intraluminal delivery of tissue lysing medium |
US5803928A (en) * | 1997-01-24 | 1998-09-08 | Cardiac Pacemakers, Inc. | Side access "over the wire" pacing lead |
US5938596A (en) * | 1997-03-17 | 1999-08-17 | Medtronic, Inc. | Medical electrical lead |
WO1999064100A1 (en) | 1998-06-12 | 1999-12-16 | Cardiac Pacemakers, Inc. | Modified guidewire for left ventricular access lead |
US6634364B2 (en) | 2000-12-15 | 2003-10-21 | Cardiac Pacemakers, Inc. | Method of deploying a ventricular lead containing a hemostasis mechanism |
US6240321B1 (en) | 1998-08-12 | 2001-05-29 | Cardiac Pacemakers, Inc. | Expandable seal for use with medical device and system |
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US6585716B2 (en) * | 2000-04-05 | 2003-07-01 | Biocardia, Inc. | Method of treating the heart |
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US6471696B1 (en) | 2000-04-12 | 2002-10-29 | Afx, Inc. | Microwave ablation instrument with a directional radiation pattern |
US6456890B2 (en) * | 2000-05-15 | 2002-09-24 | Pacesetter, Inc. | Lead with polymeric tubular liner for guidewire and stylet insertion |
US6456889B2 (en) * | 2000-05-15 | 2002-09-24 | Pacesetter, Inc. | Lead with polymeric tubular liner for guidewire and stylet insertion |
US8721625B2 (en) * | 2001-01-26 | 2014-05-13 | Cook Medical Technologies Llc | Endovascular medical device with plurality of wires |
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1995
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- 1995-06-07 US US08/488,132 patent/US5957842A/en not_active Expired - Lifetime
- 1995-06-07 US US08/484,202 patent/US5645064A/en not_active Expired - Lifetime
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1996
- 1996-05-08 WO PCT/US1996/006631 patent/WO1996036277A1/en active Application Filing
- 1996-05-08 JP JP53491496A patent/JP3785190B2/ja not_active Expired - Lifetime
- 1996-05-08 EP EP96913372A patent/EP0825829A1/en not_active Ceased
- 1996-05-08 CA CA002221620A patent/CA2221620A1/en not_active Abandoned
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1997
- 1997-02-24 US US08/805,901 patent/US5711298A/en not_active Expired - Lifetime
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JPH08506034A (ja) * | 1993-01-29 | 1996-07-02 | カーディマ,インコーポレイテッド | 不整脈治療のための経血管方法と装置 |
Cited By (8)
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JP2001245864A (ja) * | 2000-01-27 | 2001-09-11 | Biosense Webster Inc | マッピング組立体を有するカテーテル |
US8204571B2 (en) | 2000-01-27 | 2012-06-19 | Biosense Webster, Inc. | Catheter having mapping assembly |
JP2006247344A (ja) * | 2005-03-11 | 2006-09-21 | Si Medico Tec:Kk | 医療用電極付ガイドワイヤー |
JP2016525914A (ja) * | 2013-06-07 | 2016-09-01 | キャスアールエックス リミテッドCathrx Ltd | カテーテル用リード線およびその製造方法 |
JP2018064947A (ja) * | 2014-02-06 | 2018-04-26 | セント・ジュード・メディカル,カーディオロジー・ディヴィジョン,インコーポレイテッド | 面取りされたリング電極および可変シャフトを備えた細長医療機器 |
US11051878B2 (en) | 2014-02-06 | 2021-07-06 | St. Jude Medical, Cardiology Division, Inc. | Elongate medical device including chamfered ring electrode and variable shaft |
US11690670B2 (en) | 2014-02-06 | 2023-07-04 | St. Jude Medical, Cardiology Division, Inc. | Elongate medical device including chamfered ring electrode and variable shaft |
JP5976973B1 (ja) * | 2016-03-28 | 2016-08-24 | インター・ノバ株式会社 | 多極電極を有する末梢血管用ガイドカテーテル |
Also Published As
Publication number | Publication date |
---|---|
WO1996036277A1 (en) | 1996-11-21 |
US5699796A (en) | 1997-12-23 |
JP3785190B2 (ja) | 2006-06-14 |
CA2221620A1 (en) | 1996-11-21 |
US5711298A (en) | 1998-01-27 |
US5645064A (en) | 1997-07-08 |
US5957842A (en) | 1999-09-28 |
EP0825829A1 (en) | 1998-03-04 |
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