JP2010507932A - 超音波治療のための対称的かつ選択的に指向されたランダムアレイ - Google Patents
超音波治療のための対称的かつ選択的に指向されたランダムアレイ Download PDFInfo
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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
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
- B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
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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
- A61B2017/22027—Features of transducers
- A61B2017/22028—Features of transducers arrays, e.g. phased arrays
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
- A61N2007/0078—Ultrasound therapy with multiple treatment transducers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
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Abstract
Description
Claims (22)
- 超音波生成装置のためのフェーズド超音波アレイであって、当該アレイは複数の超音波素子を有し、前記アレイの前記超音波素子は、素子サイズ、形状及び素子配置に関して、前記アレイ中の点又は境界線に対して対称的に配置され、前記複数の素子のうちの少なくとも一つの素子が、前記複数の素子のうちの残りの素子とは異なるサイズ及び/若しくは形状を備え、並びに/又は、少なくとも一つの素子間の間隔が残りの間隔とは異なる、フェーズド超音波アレイ。
- 前記超音波素子のサイズ及び/又は形状がランダムに選択される、請求項1に記載のフェーズド超音波アレイ。
- 前記超音波素子の位置がランダムに選択される、請求項1に記載のフェーズド超音波アレイ。
- 隣り合う超音波素子の重心の位置の間の複数の距離が非周期的である、請求項1に記載のフェーズド超音波アレイ。
- 請求項1に記載のフェーズド超音波アレイを有する超音波生成装置。
- 複数の超音波素子を有する選択的指向フェーズド超音波アレイであって、当該超音波アレイの過半数の大きめの素子が当該アレイの第1部分に配置され、過半数の小さめの超音波素子が当該アレイの第2部分に配置され、第1部分が、第2部分よりも選択された指向方向に近く、超音波素子サイズ及び選択された指向方向と無関係に配置された超音波素子を持つアレイと比べて、大きなフォーカシング利得及び小さいグレーティングローブをもたらすフェーズド超音波アレイ。
- 前記複数の素子のうちの少なくとも一つの素子が、前記複数の素子のうちの残りの素子とは異なるサイズ及び/若しくは形状を持ち、並びに/又は、少なくとも一つの素子間の間隔が、残りの間隔とは異なる、請求項6に記載のフェーズド超音波アレイ。
- 前記超音波素子のサイズ及び/又は形状が、当該素子を配置する前にランダムに選択される、請求項6に記載のフェーズド超音波アレイ。
- 各々の部分内の複数の超音波素子がランダムに配置される、請求項6に記載のフェーズド超音波アレイ。
- 前記超音波素子のサイズが、素子サイズの2つの分布である、超音波素子サイズの第1分布及び超音波素子サイズの第2分布からランダムに選択され、第1分布中の平均サイズが、第2分布中の平均サイズよりも大きい、請求項6に記載のフェーズド超音波アレイ。
- 第1部分の素子が第1分布からランダムに選択され、第2部分の素子が第2分布からランダムに選択される、請求項10に記載のフェーズド超音波アレイ。
- 第1部分及び第2部分が各々、当該アレイの約半分を構成する、請求項11に記載のフェーズド超音波アレイ。
- 第1部分及び第2部分が各々、アレイの領域の半分を構成する、請求項11に記載のフェーズド超音波アレイ。
- 隣り合う超音波素子の重心の位置の間の複数の距離が非周期的である、請求項6に記載のフェーズド超音波アレイ。
- 素子の位置がランダムに選択される請求項6に記載のフェーズド超音波アレイ。
- 一次元、二次元又は三次元のアレイである、請求項1から請求項6のいずれか一項に記載のフェーズド超音波アレイ。
- 前記超音波素子がさらに、ジルコン酸チタン酸鉛(PZT)、ポリマー圧電材料及びピエゾ複合材料から成るグループから選択される材料を含む、請求項1から請求項6のいずれか一項に記載のフェーズド超音波アレイ。
- 前記超音波素子が曲面に配置される、請求項1から請求項6のいずれか一項に記載のフェーズド超音波アレイ。
- 前記曲面が球面シェルである、請求項18に記載のフェーズド超音波アレイ。
- フェーズド超音波アレイの製造方法であって、ランダムに大きさを決められた超音波素子を選択し、当該超音波素子をアレイ上に対称的に配置する製造方法。
- フェーズド超音波アレイを設計する方法であって、
ランダムに大きさを決められた超音波素子を選択して、当該超音波素子を配置することを含み、大きめの超音波素子はアレイの第1部分に配置され、小さめの超音波素子はアレイの第2部分に配置され、第1部分が、第2部分よりも選択された指向方向に近い方法。 - 追加的な方向への指向のために超音波素子の配置を最適化することをさらに含み、前記最適化により、フォーカシング利得を維持してグレーティングローブを最小化する、請求項21に記載のフェーズド超音波アレイを設計する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US86252506P | 2006-10-23 | 2006-10-23 | |
PCT/IB2007/054271 WO2008050278A1 (en) | 2006-10-23 | 2007-10-19 | Symmetric and preferentially steered random arrays for ultrasound therapy |
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JP2010507932A true JP2010507932A (ja) | 2010-03-11 |
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JP2009532951A Pending JP2010507932A (ja) | 2006-10-23 | 2007-10-19 | 超音波治療のための対称的かつ選択的に指向されたランダムアレイ |
Country Status (8)
Country | Link |
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US (1) | US20110130663A1 (ja) |
EP (1) | EP2079524B1 (ja) |
JP (1) | JP2010507932A (ja) |
KR (1) | KR101505828B1 (ja) |
CN (1) | CN101528307B (ja) |
AT (1) | ATE509667T1 (ja) |
RU (1) | RU2468840C2 (ja) |
WO (1) | WO2008050278A1 (ja) |
Families Citing this family (28)
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US8088067B2 (en) | 2002-12-23 | 2012-01-03 | Insightec Ltd. | Tissue aberration corrections in ultrasound therapy |
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US8409099B2 (en) | 2004-08-26 | 2013-04-02 | Insightec Ltd. | Focused ultrasound system for surrounding a body tissue mass and treatment method |
US20070016039A1 (en) | 2005-06-21 | 2007-01-18 | Insightec-Image Guided Treatment Ltd. | Controlled, non-linear focused ultrasound treatment |
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US8425424B2 (en) | 2008-11-19 | 2013-04-23 | Inightee Ltd. | Closed-loop clot lysis |
EP2376011B1 (en) | 2009-01-09 | 2019-07-03 | ReCor Medical, Inc. | Apparatus for treatment of mitral valve insufficiency |
US8617073B2 (en) | 2009-04-17 | 2013-12-31 | Insightec Ltd. | Focusing ultrasound into the brain through the skull by utilizing both longitudinal and shear waves |
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US9289154B2 (en) | 2009-08-19 | 2016-03-22 | Insightec Ltd. | Techniques for temperature measurement and corrections in long-term magnetic resonance thermometry |
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US9981148B2 (en) | 2010-10-22 | 2018-05-29 | Insightec, Ltd. | Adaptive active cooling during focused ultrasound treatment |
CN102538850A (zh) * | 2012-01-04 | 2012-07-04 | 无锡智超医疗器械有限公司 | 一种电容式微机电超声传感器及其制作方法 |
KR20130088478A (ko) * | 2012-01-31 | 2013-08-08 | 삼성전자주식회사 | 초음파 트랜스듀서 어레이의 다중 초점 형성 방법 및 장치. |
WO2013115005A1 (ja) * | 2012-02-01 | 2013-08-08 | オリンパスメディカルシステムズ株式会社 | 超音波診断装置 |
DE102014102157A1 (de) * | 2014-02-20 | 2015-08-20 | Karlsruher Institut für Technologie | Vorrichtung für die ultraschallgestützte Reflexions- und Transmissions-Tomographie |
KR101935375B1 (ko) * | 2016-02-01 | 2019-01-07 | 서강대학교산학협력단 | Hifu와 초음파 영상을 위한 초음파 치료 장치 및 그 제어 방법 |
JP7164078B2 (ja) * | 2017-03-17 | 2022-11-01 | 国立大学法人東北大学 | トランスデューサアレイ、光音響プローブ、及び光音響計測装置 |
CN113712631B (zh) * | 2021-09-02 | 2024-05-03 | 南京广慈医疗科技有限公司 | 一种随机分布三维相控阵探头的制备方法 |
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2007
- 2007-10-19 CN CN2007800392612A patent/CN101528307B/zh not_active Expired - Fee Related
- 2007-10-19 JP JP2009532951A patent/JP2010507932A/ja active Pending
- 2007-10-19 KR KR1020097008056A patent/KR101505828B1/ko active IP Right Grant
- 2007-10-19 WO PCT/IB2007/054271 patent/WO2008050278A1/en active Application Filing
- 2007-10-19 US US12/446,466 patent/US20110130663A1/en not_active Abandoned
- 2007-10-19 EP EP07826806A patent/EP2079524B1/en not_active Not-in-force
- 2007-10-19 RU RU2009119509/14A patent/RU2468840C2/ru not_active IP Right Cessation
- 2007-10-19 AT AT07826806T patent/ATE509667T1/de not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
ATE509667T1 (de) | 2011-06-15 |
RU2468840C2 (ru) | 2012-12-10 |
CN101528307B (zh) | 2013-03-13 |
KR20090082187A (ko) | 2009-07-29 |
EP2079524B1 (en) | 2011-05-18 |
US20110130663A1 (en) | 2011-06-02 |
RU2009119509A (ru) | 2010-11-27 |
EP2079524A1 (en) | 2009-07-22 |
KR101505828B1 (ko) | 2015-03-25 |
CN101528307A (zh) | 2009-09-09 |
WO2008050278A1 (en) | 2008-05-02 |
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