CN101888809B - 超声波诊断装置和超声波探头 - Google Patents
超声波诊断装置和超声波探头 Download PDFInfo
- Publication number
- CN101888809B CN101888809B CN2008801198027A CN200880119802A CN101888809B CN 101888809 B CN101888809 B CN 101888809B CN 2008801198027 A CN2008801198027 A CN 2008801198027A CN 200880119802 A CN200880119802 A CN 200880119802A CN 101888809 B CN101888809 B CN 101888809B
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- China
- Prior art keywords
- bias voltage
- unit
- magnitude
- collapse
- ultrasonic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000523 sample Substances 0.000 title claims abstract description 75
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 238000005259 measurement Methods 0.000 claims description 19
- 239000012528 membrane Substances 0.000 description 30
- 238000010586 diagram Methods 0.000 description 15
- 239000004065 semiconductor Substances 0.000 description 15
- 230000005540 biological transmission Effects 0.000 description 12
- 230000035945 sensitivity Effects 0.000 description 12
- 239000000758 substrate Substances 0.000 description 11
- 230000005684 electric field Effects 0.000 description 7
- 230000007423 decrease Effects 0.000 description 5
- 239000012212 insulator Substances 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- 238000000691 measurement method Methods 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B06B1/0292—Electrostatic transducers, e.g. electret-type
-
- 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
- A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Gynecology & Obstetrics (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-321718 | 2007-12-13 | ||
JP2007321718 | 2007-12-13 | ||
PCT/JP2008/072383 WO2009075280A1 (ja) | 2007-12-13 | 2008-12-10 | 超音波診断装置と超音波探触子 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101888809A CN101888809A (zh) | 2010-11-17 |
CN101888809B true CN101888809B (zh) | 2012-11-28 |
Family
ID=40755522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008801198027A Active CN101888809B (zh) | 2007-12-13 | 2008-12-10 | 超声波诊断装置和超声波探头 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9089874B2 (zh) |
EP (1) | EP2223654A4 (zh) |
JP (1) | JP5303472B2 (zh) |
CN (1) | CN101888809B (zh) |
WO (1) | WO2009075280A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105492129A (zh) * | 2013-08-27 | 2016-04-13 | 皇家飞利浦有限公司 | 双模式cmut换能器 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010042875A1 (de) * | 2010-10-25 | 2012-04-26 | Siemens Aktiengesellschaft | Verfahren zur Regelung einer Vorspannung für einen kapazitiven mikromechanischen Ultraschallwandler |
JP5734620B2 (ja) * | 2010-10-27 | 2015-06-17 | オリンパス株式会社 | 超音波プローブ装置及びその制御方法 |
DE112011105008B4 (de) * | 2011-03-04 | 2017-10-05 | Tdk Corporation | Mikrofon und Verfahren zum Positionieren einer Membran zwischen zwei Gegenelektroden |
US8995690B2 (en) | 2011-11-28 | 2015-03-31 | Infineon Technologies Ag | Microphone and method for calibrating a microphone |
US9476861B2 (en) | 2012-02-23 | 2016-10-25 | Hitachi, Ltd. | Ultrasound diagnostic device and ultrasound probe |
US9281744B2 (en) | 2012-04-30 | 2016-03-08 | Infineon Technologies Ag | System and method for a programmable voltage source |
US9502023B2 (en) | 2013-03-15 | 2016-11-22 | Fujifilm Sonosite, Inc. | Acoustic lens for micromachined ultrasound transducers |
JP6234073B2 (ja) * | 2013-06-07 | 2017-11-22 | キヤノン株式会社 | 静電容量型トランスデューサの駆動装置、及び被検体情報取得装置 |
US9332369B2 (en) | 2013-10-22 | 2016-05-03 | Infineon Technologies Ag | System and method for automatic calibration of a transducer |
JP2015100472A (ja) * | 2013-11-22 | 2015-06-04 | キヤノン株式会社 | 静電容量型トランスデューサの駆動方法および駆動装置 |
JP6472313B2 (ja) | 2015-04-16 | 2019-02-20 | キヤノン株式会社 | 探触子及び情報取得装置 |
US11712221B2 (en) | 2016-06-20 | 2023-08-01 | Bfly Operations, Inc. | Universal ultrasound device and related apparatus and methods |
US10856840B2 (en) | 2016-06-20 | 2020-12-08 | Butterfly Network, Inc. | Universal ultrasound device and related apparatus and methods |
JP6286000B2 (ja) * | 2016-09-21 | 2018-02-28 | キヤノン株式会社 | 静電容量型トランスデューサの駆動方法および駆動装置 |
US11061000B2 (en) | 2016-12-01 | 2021-07-13 | Koninklijke Philips N.V. | CMUT probe, system and method |
WO2018115283A1 (en) * | 2016-12-22 | 2018-06-28 | Koninklijke Philips N.V. | Systems and methods of operation of capacitive radio frequency micro-electromechanical switches |
JP7105207B2 (ja) * | 2019-03-22 | 2022-07-22 | 富士フイルムヘルスケア株式会社 | 超音波プローブ、超音波診断装置および超音波プローブの製造方法 |
US20210328564A1 (en) * | 2020-04-16 | 2021-10-21 | Butterfly Network, Inc. | Methods and circuitry for built-in self-testing of circuitry and/or transducers in ultrasound devices |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3502638A1 (de) * | 1985-01-26 | 1986-07-31 | MWB Messwandler-Bau AG, 8600 Bamberg | Verfahren, schaltung und einrichtung zur beseitigung der gleichspannungskomponente eines kapazitiven wechselspannungsteilers |
JPH0734797B2 (ja) | 1986-12-18 | 1995-04-19 | 株式会社日立メデイコ | 超音波診断装置 |
JPH0380841A (ja) | 1989-08-24 | 1991-04-05 | Toshiba Corp | 超音波診断装置 |
JP3145455B2 (ja) * | 1991-12-17 | 2001-03-12 | ローム株式会社 | 半導体集積回路装置 |
US6605043B1 (en) | 1998-11-19 | 2003-08-12 | Acuson Corp. | Diagnostic medical ultrasound systems and transducers utilizing micro-mechanical components |
US7780597B2 (en) * | 2003-02-14 | 2010-08-24 | Siemens Medical Solutions Usa, Inc. | Method and apparatus for improving the performance of capacitive acoustic transducers using bias polarity control and multiple firings |
US20070016020A1 (en) * | 2003-10-02 | 2007-01-18 | Mitsuhiro Oshiki | Ultrasonic probe, ultrasonographic device, and ultrasonographic method |
US20050219953A1 (en) * | 2004-04-06 | 2005-10-06 | The Board Of Trustees Of The Leland Stanford Junior University | Method and system for operating capacitive membrane ultrasonic transducers |
US20060004289A1 (en) * | 2004-06-30 | 2006-01-05 | Wei-Cheng Tian | High sensitivity capacitive micromachined ultrasound transducer |
JP4790315B2 (ja) * | 2005-05-31 | 2011-10-12 | オリンパスメディカルシステムズ株式会社 | 静電容量型超音波振動子 |
US7589456B2 (en) * | 2005-06-14 | 2009-09-15 | Siemens Medical Solutions Usa, Inc. | Digital capacitive membrane transducer |
EP1949856B1 (en) * | 2005-11-11 | 2014-08-06 | Hitachi Medical Corporation | Ultrasonic probe and ultrasonographic device |
US8517948B2 (en) * | 2005-11-18 | 2013-08-27 | Hitachi Medical Corporation | Ultrasound diagnostic apparatus and method of calibrating the same |
ATE550886T1 (de) * | 2006-09-26 | 2012-04-15 | Epcos Pte Ltd | Kalibriertes mikroelektromechanisches mikrofon |
-
2008
- 2008-12-10 US US12/808,101 patent/US9089874B2/en active Active
- 2008-12-10 EP EP08858444.6A patent/EP2223654A4/en not_active Withdrawn
- 2008-12-10 WO PCT/JP2008/072383 patent/WO2009075280A1/ja active Application Filing
- 2008-12-10 JP JP2009545425A patent/JP5303472B2/ja active Active
- 2008-12-10 CN CN2008801198027A patent/CN101888809B/zh active Active
Non-Patent Citations (4)
Title |
---|
Baris BAYRAM et al..Influence of the Electrode Size and Location on the Performance of a CMUT.《Proceedings of 2001 IEEE ULTRASONICS SYMPOSIUM》.2001,949-952. * |
Goksen G.YARALIOGLU et al..Calculation and Measurement of Electromechanical Coupling Coefficient of Capacitive Micromachined Ultrasonic Transducers.《IEEE TRANSACTIONS ON ULTRASONICS》.2003,第50卷(第4期),449-456. * |
JP平3-80841A 1991.04.05 |
JP特表2002-530145A 2002.09.17 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105492129A (zh) * | 2013-08-27 | 2016-04-13 | 皇家飞利浦有限公司 | 双模式cmut换能器 |
CN105492129B (zh) * | 2013-08-27 | 2019-07-02 | 皇家飞利浦有限公司 | 双模式cmut换能器 |
Also Published As
Publication number | Publication date |
---|---|
WO2009075280A1 (ja) | 2009-06-18 |
JPWO2009075280A1 (ja) | 2011-04-28 |
US20100268081A1 (en) | 2010-10-21 |
CN101888809A (zh) | 2010-11-17 |
US9089874B2 (en) | 2015-07-28 |
EP2223654A1 (en) | 2010-09-01 |
EP2223654A4 (en) | 2017-09-06 |
JP5303472B2 (ja) | 2013-10-02 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170413 Address after: Tokyo, Japan Patentee after: Hitachi, Ltd. Address before: Tokyo, Japan Patentee before: HITACHI MEDICAL Corp. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211125 Address after: Chiba County, Japan Patentee after: Fujifilm medical health Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20241121 Address after: Japan Patentee after: FUJIFILM Corp. Country or region after: Japan Address before: Chiba County, Japan Patentee before: Fujifilm medical health Co.,Ltd. Country or region before: Japan |
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