JP5336369B2 - 脳血流撮影及び微細気泡改善血栓消散のための超音波システム - Google Patents
脳血流撮影及び微細気泡改善血栓消散のための超音波システム Download PDFInfo
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- JP5336369B2 JP5336369B2 JP2009523404A JP2009523404A JP5336369B2 JP 5336369 B2 JP5336369 B2 JP 5336369B2 JP 2009523404 A JP2009523404 A JP 2009523404A JP 2009523404 A JP2009523404 A JP 2009523404A JP 5336369 B2 JP5336369 B2 JP 5336369B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
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- A—HUMAN NECESSITIES
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
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- 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
- A61B17/225—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 for extracorporeal shock wave lithotripsy [ESWL], e.g. by using ultrasonic waves
- A61B17/2251—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 for extracorporeal shock wave lithotripsy [ESWL], e.g. by using ultrasonic waves characterised by coupling elements between the apparatus, e.g. shock wave apparatus or locating means, and the patient, e.g. details of bags, pressure control of bag on patient
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- 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
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
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- A—HUMAN NECESSITIES
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- 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
- A61B5/026—Measuring blood flow
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- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
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- A—HUMAN NECESSITIES
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- A61B8/481—Diagnostic techniques involving the use of contrast agent, e.g. microbubbles introduced into the bloodstream
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- A61B8/483—Diagnostic techniques involving the acquisition of a 3D volume of data
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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
- A61B2017/22005—Effects, e.g. on tissue
- A61B2017/22007—Cavitation or pseudocavitation, i.e. creation of gas bubbles generating a secondary shock wave when collapsing
- A61B2017/22008—Cavitation or pseudocavitation, i.e. creation of gas bubbles generating a secondary shock wave when collapsing used or promoted
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- A—HUMAN NECESSITIES
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- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/42—Details of probe positioning or probe attachment to the patient
- A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
- A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/488—Diagnostic techniques involving Doppler signals
Description
Claims (10)
- 頭蓋血管構造における血栓をモニタリングする超音波診断画像化システムであって:
被験者の頭部と音響的接触しているトランスジューサアレイを支持するように構成されたトランスジューサアレイヘッドセット;
前記トランスジューサアレイに結合され、前記被験者の頭蓋の血管構造における血流の時間的に異なる画像データを周期的に生成する画像データ処理器;及び
前記画像処理器に結合され、前記頭蓋の血管構造の時間的に異なる画像データ集合を処理し、連続する画像データ集合の血流特性が同じに見える限り、前記頭蓋血管構造をモニタし続け、前記連続する画像データ集合の血流特性が血流閉塞の発生を示したとき、警告を発するように構成された血流変化検出器;
を有する超音波診断画像化システム。 - 無線データリンクを更に有し、前記トランスジューサアレイヘッドセットは、前記無線データリンクにより前記画像処理器と通信可能である、請求項1に記載の超音波診断画像化システム。
- 前記画像処理器は、リアルタイムの画像化の速度より低い速度で、前記血流変化検出器が処理する画像データを生成するように構成された、請求項1に記載の超音波診断画像化システム。
- 前記トランスジューサアレイは二次元トランスジューサアレイを有し、前記画像処理器は三次元画像データ処理器を更に有する、請求項1に記載の超音波診断画像化システム。
- 前記トランスジューサアレイヘッドセットは2つのトランスジューサアレイを更に有し、各トランスジューサアレイは前記トランスジューサアレイヘッドセットにより、前記頭部の対向する側部において、前記頭部と音響的接触するように維持される、請求項1に記載の超音波診断画像化システム。
- 前記トランスジューサアレイヘッドセットは、前記アレイトランスジューサに結合され、前記トランスジューサアレイの要素により受信されるエコー信号を少なくとも部分的にビームフォームするよう機能するマイクロビームフォーマを更に有する、請求項1に記載の超音波診断画像化システム。
- 前記マイクロビームフォーマは、前記頭蓋のボリューム領域の所定の空間座標から前記トランスジューサアレイの要素により受信された少なくとも部分的にビームフォームされたエコー信号を生成するように更に構成され、三次元データ集合が三次元空間座標により特定されるデータポイントを有するように生成される、請求項6に記載の超音波診断画像化システム。
- 前記時間的に異なる画像データ集合を記憶するように構成された画像記憶器を更に有し、
前記血流変化検出器により用いるように、先行して取得された画像データ集合が前記画像記憶器から読み出される、請求項1に記載の超音波診断画像化システム。 - 前記時間的に異なる画像データ集合を記憶するように構成された画像記憶器を更に有し、
前記の血流閉塞の検出に関連する1つ又はそれ以上の画像データ集合が、前記検出後に、ユーザにより読み出すことができる、請求項1に記載の超音波診断画像化システム。 - 前記血流変化検出器は、前記時間的に異なる画像データ集合のデータを相関させるように構成された相関処理器を更に有する、請求項1に記載の超音波診断画像化システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US82210906P | 2006-08-11 | 2006-08-11 | |
US60/822,109 | 2006-08-11 | ||
PCT/IB2007/053074 WO2008017998A2 (en) | 2006-08-11 | 2007-08-03 | Ultrasound system for cerebral blood flow imaging and microbubble-enhanced blood clot lysis |
Publications (2)
Publication Number | Publication Date |
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JP2010500085A JP2010500085A (ja) | 2010-01-07 |
JP5336369B2 true JP5336369B2 (ja) | 2013-11-06 |
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Application Number | Title | Priority Date | Filing Date |
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JP2009523404A Expired - Fee Related JP5336369B2 (ja) | 2006-08-11 | 2007-08-03 | 脳血流撮影及び微細気泡改善血栓消散のための超音波システム |
Country Status (5)
Country | Link |
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US (1) | US8211023B2 (ja) |
EP (2) | EP2051778A2 (ja) |
JP (1) | JP5336369B2 (ja) |
CN (1) | CN101500651B (ja) |
WO (1) | WO2008017998A2 (ja) |
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JP2010500085A (ja) | 2010-01-07 |
CN101500651B (zh) | 2012-08-08 |
EP2255847A1 (en) | 2010-12-01 |
EP2051778A2 (en) | 2009-04-29 |
WO2008017998B1 (en) | 2008-06-19 |
CN101500651A (zh) | 2009-08-05 |
WO2008017998A2 (en) | 2008-02-14 |
US8211023B2 (en) | 2012-07-03 |
US20100160780A1 (en) | 2010-06-24 |
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