JP2012520690A - ガイドワイヤに互換性がある偏心配置の圧力測定用カテーテル - Google Patents
ガイドワイヤに互換性がある偏心配置の圧力測定用カテーテル Download PDFInfo
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- JP2012520690A JP2012520690A JP2012500017A JP2012500017A JP2012520690A JP 2012520690 A JP2012520690 A JP 2012520690A JP 2012500017 A JP2012500017 A JP 2012500017A JP 2012500017 A JP2012500017 A JP 2012500017A JP 2012520690 A JP2012520690 A JP 2012520690A
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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
- A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M2025/0001—Catheters; Hollow probes for pressure measurement
- A61M2025/0002—Catheters; Hollow probes for pressure measurement with a pressure sensor at the distal end
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M2025/0004—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M2025/0183—Rapid exchange or monorail catheters
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- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
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Abstract
【選択図】図9
Description
Claims (14)
- 心臓血管系における圧力を測定するためのカテーテル装置であって、
前記心臓血管系に挿入可能であり、ガイドワイヤが内部を通過してスライドするルーメンを画定するガイドチューブと、
前記ガイドチューブに対して偏心させて取り付け、前記心臓血管系における圧力を感知するための先端部圧力センサと、
前記先端部圧力センサから延在し、かつ前記圧力を示す信号を処理装置に伝送して圧力測定読み値が得られるようにした信号通信手段と、
を備える、カテーテル装置。 - 請求項1記載のカテーテル装置において、前記先端部圧力センサは、カテーテル先端部アセンブリの一部を構成し、該カテーテル先端部アセンブリはさらにコア部材を有し、該コア部材上に前記ガイドチューブを取り付ける構成としたカテーテル装置。
- 請求項2記載のカテーテル装置において、前記カテーテル先端部アセンブリは、さらにハウジングを有し、前記ハウジングに前記コア部材を取り付け、前記ハウジングが前記センサを保持する構成としたカテーテル装置。
- 請求項3記載のカテーテル装置において、前記ハウジングは、血圧を前記センサに伝達可能にするウィンドウを有する構成とした、カテーテル装置。
- 請求項3記載のカテーテル装置において、前記カテーテル先端部アセンブリを直径0.254mm(0.010″)以下の小径ハイポチューブに接続し、該小型ハイポチューブ内に前記信号通信手段を延在させたカテーテル装置。
- 請求項5記載のカテーテル装置において、さらに、前記小径ハイポチューブに接続して十分な押し込み能力を付与する別のより大径のハイポチューブを備え、前記大径のハイポチューブ内に前記信号通信手段を延在させる構成としたカテーテル装置。
- 請求項2記載のカテーテル装置において、前記コア部材の直径はテーパを付ける又は段階的に縮径する構成としたカテーテル装置。
- 請求項1記載のカテーテル装置において、リング状装置を備え、該リング状装置内に少なくとも前記先端部圧力センサ及び前記ガイドチューブそれぞれの一部を保持する構成としたカテーテル装置。
- 請求項1記載のカテーテル装置において、さらに、処理装置を備え、該処理装置に前記圧力を示す前記信号を伝達する構成としたカテーテル装置。
- 請求項1記載のカテーテル装置において、前記処理装置は、前記圧力測定読み値に基づいて血管病変部の冠血流予備量比(FFR)を計算する構成としたカテーテル装置。
- 請求項1記載のカテーテル装置において、前記信号通信手段は光ファイバを有する構成としたカテーテル装置。
- 請求項1記載のカテーテル装置において、前記センサは、光ファイバセンサとし、前記信号は光信号としたカテーテル装置。
- 請求項1記載のカテーテル装置において、前記信号通信手段は、電気ワイヤを有する構成としたカテーテル装置。
- 請求項1記載のカテーテル装置において、前記センサは圧電センサとし、前記信号を電気信号としたカテーテル装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US16093309P | 2009-03-17 | 2009-03-17 | |
US61/160,933 | 2009-03-17 | ||
PCT/CA2010/000396 WO2010105356A1 (en) | 2009-03-17 | 2010-03-17 | Eccentric pressure catheter with guidewire compatibility |
Publications (3)
Publication Number | Publication Date |
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JP2012520690A true JP2012520690A (ja) | 2012-09-10 |
JP2012520690A5 JP2012520690A5 (ja) | 2013-05-02 |
JP5591906B2 JP5591906B2 (ja) | 2014-09-17 |
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JP2012500017A Active JP5591906B2 (ja) | 2009-03-17 | 2010-03-17 | ガイドワイヤに互換性がある偏心配置の圧力測定用カテーテル |
Country Status (5)
Country | Link |
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US (2) | US8317715B2 (ja) |
EP (1) | EP2408356B1 (ja) |
JP (1) | JP5591906B2 (ja) |
CA (1) | CA2721282C (ja) |
WO (1) | WO2010105356A1 (ja) |
Cited By (6)
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JP2014519387A (ja) * | 2011-10-28 | 2014-08-14 | セント ジュード メディカル システムズ アーベー | 医療システム及び医療システムに関する方法 |
JP2016510679A (ja) * | 2013-03-15 | 2016-04-11 | ボストン サイエンティフィック サイムド,インコーポレイテッドBoston Scientific Scimed,Inc. | 圧力検知ガイドワイヤ |
JP2019017556A (ja) * | 2017-07-13 | 2019-02-07 | 株式会社東海メディカルプロダクツ | 測定子付嘴管 |
JP2019523110A (ja) * | 2016-06-06 | 2019-08-22 | アビオメド インコーポレイテッド | センサーとセンサーシールドとを有する血液ポンプアセンブリ |
WO2019189828A1 (ja) * | 2018-03-30 | 2019-10-03 | 朝日インテック株式会社 | ガイドワイヤ |
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JP2020533055A (ja) * | 2017-09-07 | 2020-11-19 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 脈管内デバイスの自動正規化 |
JPWO2019189828A1 (ja) * | 2018-03-30 | 2021-02-25 | 朝日インテック株式会社 | ガイドワイヤ |
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EP2408356A4 (en) | 2013-07-31 |
EP2408356A1 (en) | 2012-01-25 |
EP2408356B1 (en) | 2018-05-23 |
CA2721282A1 (en) | 2010-09-23 |
US20100241008A1 (en) | 2010-09-23 |
WO2010105356A1 (en) | 2010-09-23 |
US8317715B2 (en) | 2012-11-27 |
US20110066047A1 (en) | 2011-03-17 |
CA2721282C (en) | 2011-10-11 |
JP5591906B2 (ja) | 2014-09-17 |
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