JP2024515453A - 超音波トランスデューサのためのアポダイジングバッキング構造及び関連する方法 - Google Patents
超音波トランスデューサのためのアポダイジングバッキング構造及び関連する方法 Download PDFInfo
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- JP2024515453A JP2024515453A JP2023557254A JP2023557254A JP2024515453A JP 2024515453 A JP2024515453 A JP 2024515453A JP 2023557254 A JP2023557254 A JP 2023557254A JP 2023557254 A JP2023557254 A JP 2023557254A JP 2024515453 A JP2024515453 A JP 2024515453A
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- volume fraction
- low volume
- piezoelectric composite
- acoustic
- treatment head
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- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 claims description 4
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
-
- 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
- B06B1/0644—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 a single piezoelectric element
- B06B1/0651—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 a single piezoelectric element of circular shape
-
- 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
- B06B1/0644—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 a single piezoelectric element
- B06B1/0662—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 a single piezoelectric element with an electrode on the sensitive surface
- B06B1/0677—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 a single piezoelectric element with an electrode on the sensitive surface and a high impedance backing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
- A61N2007/0043—Ultrasound therapy intra-cavitary
-
- 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
-
- 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
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/70—Specific application
- B06B2201/76—Medical, dental
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Animal Behavior & Ethology (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Surgical Instruments (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202163200559P | 2021-03-15 | 2021-03-15 | |
| US63/200,559 | 2021-03-15 | ||
| PCT/CA2022/050387 WO2022193005A1 (en) | 2021-03-15 | 2022-03-15 | Apodizing backing structures for ultrasonic transducers and related methods |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024515453A true JP2024515453A (ja) | 2024-04-10 |
| JP2024515453A5 JP2024515453A5 (enExample) | 2025-03-21 |
Family
ID=83322158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023557254A Pending JP2024515453A (ja) | 2021-03-15 | 2022-03-15 | 超音波トランスデューサのためのアポダイジングバッキング構造及び関連する方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20240181278A1 (enExample) |
| EP (1) | EP4308310A4 (enExample) |
| JP (1) | JP2024515453A (enExample) |
| AU (1) | AU2022236301A1 (enExample) |
| CA (1) | CA3173282C (enExample) |
| WO (1) | WO2022193005A1 (enExample) |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3681626A (en) | 1971-11-11 | 1972-08-01 | Branson Instr | Oscillatory circuit for ultrasonic cleaning apparatus |
| AU572464B2 (en) * | 1982-07-21 | 1988-05-12 | Technicare Corp. | Selectable focus ultrasonic transducer |
| JPS62231594A (ja) * | 1986-03-31 | 1987-10-12 | Ngk Spark Plug Co Ltd | 圧電送受波器 |
| GB8728509D0 (en) * | 1987-12-05 | 1988-01-13 | Rolls Royce Plc | Acoustic emission transducer |
| US6443900B2 (en) * | 2000-03-15 | 2002-09-03 | Olympus Optical Co., Ltd. | Ultrasonic wave transducer system and ultrasonic wave transducer |
| US20040054287A1 (en) * | 2002-08-29 | 2004-03-18 | Stephens Douglas Neil | Ultrasonic imaging devices and methods of fabrication |
| JP4805254B2 (ja) * | 2004-04-20 | 2011-11-02 | ビジュアルソニックス インコーポレイテッド | 配列された超音波トランスデューサ |
| WO2006009220A1 (ja) * | 2004-07-22 | 2006-01-26 | Olympus Corporation | 超音波振動子 |
| US20110178407A1 (en) | 2010-01-20 | 2011-07-21 | Siemens Medical Solutions Usa, Inc. | Hard and Soft Backing for Medical Ultrasound Transducer Array |
| CA2895821A1 (en) * | 2012-12-21 | 2014-06-26 | Volcano Corporation | Focused rotational ivus transducer using single crystal composite material |
| DK3446742T3 (da) * | 2013-03-15 | 2023-09-04 | Carewear Corp | Lysterapienhed |
| EP3544515B1 (en) * | 2016-11-22 | 2021-01-06 | Koninklijke Philips N.V. | Ultrasound device and acoustic component for use in such a device |
| US11260424B2 (en) * | 2020-01-20 | 2022-03-01 | The Board Of Trustees Of The Leland Stanford Junior University | Contoured electrode for capacitive micromachined ultrasonic transducer |
-
2022
- 2022-03-15 AU AU2022236301A patent/AU2022236301A1/en active Pending
- 2022-03-15 WO PCT/CA2022/050387 patent/WO2022193005A1/en not_active Ceased
- 2022-03-15 EP EP22770126.5A patent/EP4308310A4/en active Pending
- 2022-03-15 JP JP2023557254A patent/JP2024515453A/ja active Pending
- 2022-03-15 CA CA3173282A patent/CA3173282C/en active Active
- 2022-03-15 US US18/550,308 patent/US20240181278A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA3173282C (en) | 2023-10-03 |
| EP4308310A4 (en) | 2025-01-08 |
| WO2022193005A1 (en) | 2022-09-22 |
| US20240181278A1 (en) | 2024-06-06 |
| AU2022236301A1 (en) | 2023-09-28 |
| EP4308310A1 (en) | 2024-01-24 |
| CA3173282A1 (en) | 2022-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20250312 |
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| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20250312 |