JP2013509934A - 空冷通路を備える湾曲した超音波hifuトランスデューサ - Google Patents
空冷通路を備える湾曲した超音波hifuトランスデューサ 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
- A61N7/02—Localised ultrasound hyperthermia
-
- 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
- B06B1/0637—Spherical array
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/26—Sound-focusing or directing, e.g. scanning
- G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/875—Further connection or lead arrangements, e.g. flexible wiring boards, terminal pins
-
- 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
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
- A61N2007/0056—Beam shaping elements
- A61N2007/0065—Concave transducers
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
- A61N2007/0086—Beam steering
- A61N2007/0095—Beam steering by modifying an excitation signal
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- Acoustics & Sound (AREA)
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- Transducers For Ultrasonic Waves (AREA)
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
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Abstract
Description
Claims (15)
- 湾曲されたHIFUトランスデューサであって、
対向する凹前面及び凸背面を持つ湾曲圧電アレイであって、前記前面が、音響送信面を備える、湾曲圧電アレイと、
前記アレイに電気送信信号を適用するため、前記凸背面に配置される複数の電極と、
前記アレイの電極に電気信号を結合する、前記湾曲圧電アレイの背面から間隔を空けて対向して配置されるプリント回路基板とを有し、
前記プリント回路基板と前記湾曲圧電アレイとの間の空間が、前記湾曲圧電アレイと前記プリント回路基板とを空冷するための前記圧電アレイの音響空気支持通路を持つ、湾曲HIFUトランスデューサ。 - 前記通路の強制空冷のため、前記通路に結合される入口及び出口ポートを更に有する、請求項1に記載の湾曲HIFUトランスデューサ。
- 前記プリント回路基板及び前記支持体プレートの間の第2の通路を規定する、前記プリント回路基板の後ろに間隔を空けて配置される支持体プレートを更に有し、
前記入口ポートが、前記通路の1つに結合され、前記出口ポートは、前記他の通路に結合される、請求項2に記載の湾曲HIFUトランスデューサ。 - 前記第1及び第2の通路を接続する前記プリント回路基板を通る開口を更に有する、請求項3に記載の湾曲HIFUトランスデューサ。
- 前記ポートの1つが、前記アレイの中心に配置され、前記プリント回路基板を通る開口が、前記アレイの周辺に配置される、請求項4に記載の湾曲HIFUトランスデューサ。
- フレームを更に有し、前記フレームに、前記プリント回路基板が前記湾曲圧電アレイの背面に対して間隔を空けて取り付けられる、請求項1に記載の湾曲HIFUトランスデューサ。
- 前記湾曲圧電アレイの異なる領域に対して間隔を空けて前記フレームに取り付けられる複数のプリント回路基板を更に有する、請求項6に記載の湾曲HIFUトランスデューサ。
- 前記プリント回路基板が、前記湾曲圧電アレイの前記対向する領域の前記湾曲と整列される湾曲を示す湾曲プリント回路基板を更に有する、請求項7に記載の湾曲HIFUトランスデューサ。
- 前記フレームが、前記プリント回路基板及び前記湾曲圧電アレイの間の前記空間への空気の通過のため、前記フレームにおける穴を更に有する、請求項6に記載の湾曲HIFUトランスデューサ。
- 前記プリント回路基板及び前記湾曲圧電アレイの間の前記空間にわたり延在する複数の熱伝導性の電気接点を更に有する、請求項6に記載の湾曲HIFUトランスデューサ。
- 前記電気接点が、前記プリント回路基板から前記湾曲圧電アレイへと電気駆動信号及び参照電位を結合する、請求項10に記載の湾曲HIFUトランスデューサ。
- 前記トランスデューサの中央に配置される熱導体を更に有する、請求項1に記載の湾曲HIFUトランスデューサ。
- 複数のプリント回路基板が、前記湾曲圧電アレイの周りに取り付けられ、中央プリント回路基板は、前記アレイの中心の後に間隔を空けて取り付けられ、
前記中央プリント回路基板及び前記圧電アレイの間の前記空間に結合される空気ポートを更に有する、請求項7に記載の湾曲HIFUトランスデューサ。 - 周辺プリント回路基板及び前記圧電アレイの間の空間と、前記中央プリント回路基板及び前記圧電アレイの間の空間とを接続する前記フレームを通る空気通路を更に有する、請求項13に記載の湾曲HIFUトランスデューサ。
- 第2の空気ポートが結合される周辺プリント回路基板を通る開口を更に有する、請求項14に記載の湾曲HIFUトランスデューサ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US25930609P | 2009-11-09 | 2009-11-09 | |
US61/259,306 | 2009-11-09 | ||
PCT/IB2010/054984 WO2011055315A1 (en) | 2009-11-09 | 2010-11-03 | Curved ultrasonic hifu transducer with air cooling passageway |
Publications (2)
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JP2013509934A true JP2013509934A (ja) | 2013-03-21 |
JP5750115B2 JP5750115B2 (ja) | 2015-07-15 |
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Country Status (7)
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US (1) | US9076955B2 (ja) |
EP (1) | EP2499636B1 (ja) |
JP (1) | JP5750115B2 (ja) |
CN (1) | CN102598118B (ja) |
BR (1) | BR112012010627B1 (ja) |
RU (1) | RU2540456C2 (ja) |
WO (1) | WO2011055315A1 (ja) |
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US11540813B2 (en) | 2014-06-10 | 2023-01-03 | Fujifilm Sonosite, Inc. | Handheld ultrasound imaging systems and methods for cooling transducers and electronics in the probe housing via air circulation through the housing |
EP3468669B1 (en) | 2016-06-09 | 2020-08-05 | Koninklijke Philips N.V. | Coolable ultrasound probe |
EP3956020A4 (en) * | 2019-07-16 | 2023-01-04 | SmileSonica Inc. | ULTRASOUND APPARATUS AND METHODS OF USE |
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- 2010-11-03 RU RU2012124064/28A patent/RU2540456C2/ru active
- 2010-11-03 BR BR112012010627A patent/BR112012010627B1/pt active IP Right Grant
- 2010-11-03 EP EP10785214.7A patent/EP2499636B1/en active Active
- 2010-11-03 US US13/508,724 patent/US9076955B2/en active Active
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WO2011055315A1 (en) | 2011-05-12 |
BR112012010627B1 (pt) | 2020-02-04 |
CN102598118B (zh) | 2014-12-10 |
BR112012010627A8 (pt) | 2017-10-10 |
BR112012010627A2 (pt) | 2016-03-29 |
EP2499636B1 (en) | 2013-09-04 |
EP2499636A1 (en) | 2012-09-19 |
RU2540456C2 (ru) | 2015-02-10 |
US20120223618A1 (en) | 2012-09-06 |
CN102598118A (zh) | 2012-07-18 |
RU2012124064A (ru) | 2013-12-20 |
US9076955B2 (en) | 2015-07-07 |
JP5750115B2 (ja) | 2015-07-15 |
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