JP2016516477A - 回転式血管内超音波装置から画像を生成するためのシステム及び方法 - Google Patents
回転式血管内超音波装置から画像を生成するためのシステム及び方法 Download PDFInfo
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- JP2016516477A JP2016516477A JP2016501798A JP2016501798A JP2016516477A JP 2016516477 A JP2016516477 A JP 2016516477A JP 2016501798 A JP2016501798 A JP 2016501798A JP 2016501798 A JP2016501798 A JP 2016501798A JP 2016516477 A JP2016516477 A JP 2016516477A
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Classifications
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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
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/4461—Features of the scanning mechanism, e.g. for moving the transducer within the housing of the probe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0891—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5207—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of raw data to produce diagnostic data, e.g. for generating an image
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8959—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using coded signals for correlation purposes
- G01S15/8961—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using coded signals for correlation purposes using pulse compression
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5269—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving detection or reduction of artifacts
- A61B8/5276—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving detection or reduction of artifacts due to motion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/895—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum
- G01S15/8956—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum using frequencies at or above 20 MHz
Abstract
Description
例:
仮にn=1とすると、iは値0及び1をとる。
Claims (14)
- 回転式血管内超音波装置から画像を生成する方法であって、前記方法は、
相補ゴレイ符号を血管内超音波装置の複数のトランスデューサに交互に送信するステップと、
前記トランスデューサから前記相補符号のエコーを受信するステップと、
前記受信したエコーを重み付けするステップ及び奇数の重み付けされたエコーを合計するステップを含み、中心エコーは1.0の重み付け値が与えられ、中心エコーの両隣はゴレイ対の相補エコーを構成する、前記エコーのパルス圧縮を実行するステップと、
前記圧縮されたエコーから画像を生成するステップと
を含む、方法。 - 前記画像を表示するステップをさらに含む、請求項1に記載の方法。
- 前記ゴレイ符号は、前記ゴレイ符号にわたってバイフェーズ窓を適用することによって作られる、請求項1に記載の方法。
- 前記バイフェーズ窓は、バイフェーズ矩形窓、バイフェーズ・ハミング窓、バイフェーズ・ハニング窓及びバイフェーズ・バートレット窓の一つである、請求項3に記載の方法。
- 前記方法は、前記相補符号の前記受信したエコーのコンボリューションを計算するステップをさらに含む、請求項1に記載の方法。
- 回転式血管内超音波装置から超音波画像を生成するためのシステムであって、前記システムは、
プロセッサと、
前記プロセッサに結合される複数のビームモジュールであって、各モジュールが、
前記プロセッサからトリガ信号を受信するための受信機と、
ゴレイ符号でプログラミングされた複合プログラマブル論理デバイスと、
高電圧切替送信機と、
超音波トランスデューサと
を含む当該ビームモジュールと
を有する、システム。 - 前記プロセッサは、トリガ信号を前記ビームモジュールに交互に送信し、これにより前記ビームモジュールに相補ゴレイ符号を交互に送信させる、請求項6に記載のシステム。
- 前記プロセッサは、前記相補符号のエコーを受信する、請求項7に記載のシステム。
- 前記プロセッサは、前記エコーのパルス圧縮であって、前記受信したエコーを重み付けするステップ及び奇数の重み付けされたエコーを合計するステップを含み、中心エコーは1.0の重み付け値が与えられ、中心エコーの両隣はゴレイ対の相補エコーを構成する当該パルス圧縮を実行する、請求項8に記載のシステム。
- 前記プロセッサは、前記圧縮されたエコーから画像を生成する、請求項9に記載のシステム。
- 前記プロセッサは表示装置に結合され、前記画像が表示されるようにする、請求項9に記載のシステム。
- 前記ゴレイ符号は、前記ゴレイ符号にわたってバイフェーズ窓を適用することによって作られる、請求項11に記載のシステム。
- 前記バイフェーズ窓は、バイフェーズ矩形窓、バイフェーズ・ハミング窓、バイフェーズ・ハニング窓及びバイフェーズ・バートレット窓の一つである、請求項12に記載のシステム。
- 前記プロセッサは、前記相補符号の前記受信したエコーのコンボリューションを計算する、請求項11に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361778757P | 2013-03-13 | 2013-03-13 | |
US61/778,757 | 2013-03-13 | ||
PCT/US2014/025253 WO2014159819A1 (en) | 2013-03-13 | 2014-03-13 | System and methods for producing an image from a rotational intravascular ultrasound device |
Publications (3)
Publication Number | Publication Date |
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JP2016516477A true JP2016516477A (ja) | 2016-06-09 |
JP2016516477A5 JP2016516477A5 (ja) | 2017-04-13 |
JP6339170B2 JP6339170B2 (ja) | 2018-06-06 |
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JP2016501798A Active JP6339170B2 (ja) | 2013-03-13 | 2014-03-13 | 回転式血管内超音波装置から画像を生成するためのシステム及び方法 |
Country Status (5)
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US (1) | US10758207B2 (ja) |
EP (1) | EP2967488B1 (ja) |
JP (1) | JP6339170B2 (ja) |
CN (1) | CN105120759B (ja) |
WO (1) | WO2014159819A1 (ja) |
Cited By (2)
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WO2020197139A1 (ko) * | 2019-03-28 | 2020-10-01 | 주식회사 힐세리온 | 휴대용 초음파 진단 장치 및 그것의 실사용 시간 결정 방법 |
WO2023027089A1 (ja) * | 2021-08-27 | 2023-03-02 | 国立研究開発法人産業技術総合研究所 | 超音波装置、頭部ホルダ及び超音波信号処理方法 |
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CN107334525B (zh) | 2012-11-05 | 2019-10-08 | 毕达哥拉斯医疗有限公司 | 受控组织消融 |
WO2015027164A1 (en) | 2013-08-22 | 2015-02-26 | The Regents Of The University Of Michigan | Histotripsy using very short ultrasound pulses |
US10478249B2 (en) | 2014-05-07 | 2019-11-19 | Pythagoras Medical Ltd. | Controlled tissue ablation techniques |
US10383685B2 (en) | 2015-05-07 | 2019-08-20 | Pythagoras Medical Ltd. | Techniques for use with nerve tissue |
WO2016210133A1 (en) | 2015-06-24 | 2016-12-29 | The Regents Of The Universtiy Of Michigan | Histotripsy therapy systems and methods for the treatment of brain tissue |
CN105496459B (zh) * | 2016-01-15 | 2018-09-21 | 飞依诺科技(苏州)有限公司 | 用于超声成像设备的自动调节方法及系统 |
WO2017199240A2 (en) | 2016-05-18 | 2017-11-23 | Pythagoras Medical Ltd. | Helical catheter |
EP3886737A4 (en) | 2018-11-28 | 2022-08-24 | Histosonics, Inc. | HISTOTRIPSY SYSTEMS AND METHODS |
US20200268345A1 (en) * | 2019-02-22 | 2020-08-27 | Koninklijke Philips N.V. | Ultrasound pulse sequences for controllable frame rates and associated devices, systems, and methods |
AU2021213168A1 (en) | 2020-01-28 | 2022-09-01 | The Regents Of The University Of Michigan | Systems and methods for histotripsy immunosensitization |
CN111671468B (zh) * | 2020-05-28 | 2023-04-28 | 苏州博动戎影医疗科技有限公司 | 一种血管内超声单阵元换能器的异步聚焦动态补偿方法 |
CN114010228B (zh) * | 2021-12-07 | 2024-03-22 | 深圳北芯生命科技股份有限公司 | 血管内成像系统 |
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WO2023027089A1 (ja) * | 2021-08-27 | 2023-03-02 | 国立研究開発法人産業技術総合研究所 | 超音波装置、頭部ホルダ及び超音波信号処理方法 |
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EP2967488A4 (en) | 2016-11-23 |
JP6339170B2 (ja) | 2018-06-06 |
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WO2014159819A1 (en) | 2014-10-02 |
EP2967488A1 (en) | 2016-01-20 |
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