JP6684817B2 - 超音波システム及び方法 - Google Patents
超音波システム及び方法 Download PDFInfo
- Publication number
- JP6684817B2 JP6684817B2 JP2017546027A JP2017546027A JP6684817B2 JP 6684817 B2 JP6684817 B2 JP 6684817B2 JP 2017546027 A JP2017546027 A JP 2017546027A JP 2017546027 A JP2017546027 A JP 2017546027A JP 6684817 B2 JP6684817 B2 JP 6684817B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- cmut
- pulse
- ultrasound
- electrode
- 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.)
- Active
Links
- 238000002604 ultrasonography Methods 0.000 title claims description 84
- 238000000034 method Methods 0.000 title claims description 41
- 239000000463 material Substances 0.000 claims description 55
- 239000012528 membrane Substances 0.000 claims description 43
- 239000000523 sample Substances 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000002059 diagnostic imaging Methods 0.000 claims description 24
- 230000003068 static effect Effects 0.000 claims description 21
- 239000000758 substrate Substances 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000002560 therapeutic procedure Methods 0.000 claims description 7
- 210000004027 cell Anatomy 0.000 description 103
- 238000003384 imaging method Methods 0.000 description 24
- 239000006185 dispersion Substances 0.000 description 17
- 238000002592 echocardiography Methods 0.000 description 14
- 239000002609 medium Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000003247 decreasing effect Effects 0.000 description 10
- 239000010408 film Substances 0.000 description 10
- 230000017531 blood circulation Effects 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- 230000000670 limiting effect Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000009499 grossing Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 238000012285 ultrasound imaging Methods 0.000 description 5
- 239000004696 Poly ether ether ketone Substances 0.000 description 4
- 238000003491 array Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 229920001684 low density polyethylene Polymers 0.000 description 4
- 239000004702 low-density polyethylene Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 229920002530 polyetherether ketone Polymers 0.000 description 4
- 238000011002 quantification Methods 0.000 description 4
- 238000009210 therapy by ultrasound Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229920001410 Microfiber Polymers 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002547 anomalous effect Effects 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000005279 excitation period Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920005573 silicon-containing polymer Polymers 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- A61B8/4494—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer characterised by the arrangement of the transducer elements
-
- 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
- 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
- B06B1/0207—Driving circuits
- B06B1/0215—Driving circuits for generating pulses, e.g. bursts of oscillations, envelopes
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2406—Electrostatic or capacitive probes, e.g. electret or cMUT-probes
-
- 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
- G01S15/8954—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques characterised by the transmitted frequency spectrum using a broad-band spectrum
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/54—Control of the diagnostic device
-
- 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
- B06B2201/50—Application to a particular transducer type
- B06B2201/51—Electrostatic transducer
-
- 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
- G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
- G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
- G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
- G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52079—Constructional features
- G01S7/5208—Constructional features with integration of processing functions inside probe or scanhead
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Public Health (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Gynecology & Obstetrics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
Description
A(t)=exp(−γt2)exp(iω0t)
但し、γ=α−iβはパルスの包絡線及びチャープを規定し、強度は次式の通りである。
I(t)=|A(t)|2=exp(−2αt2)
ここで、パルス幅
Claims (14)
- CMUT(容量性マイクロマシン超音波トランスデューサ)セルのアレイを含む探触子であって、前記CMUTセルの各々は第1の電極を担持する基板を備え、前記基板は第2の電極を含む可撓性を有する膜から間隙により空間的に分離されている、探触子と、
前記探触子と結合された電圧源であって、前記電圧源は、前記CMUTセルが沈下状態で作動され、送信モードの間に少なくとも1つのチャープパルスを送信するように、前記CMUTセルの少なくとも一部のそれぞれの前記第1の電極及び前記第2の電極に、前記探触子の前記送信モードにおいて単調に変動する周波数変調を含む単調に変動する電圧を供給する、電圧源とを備え、
単調に変動する前記周波数変調は、印加された単調に変動するバイアス電圧によって誘起される前記CMUTセルのそれぞれの膜の共振周波数の単調変動に一致する、
超音波システム。 - 前記電圧源は、
前記送信モードの間に前記電圧の静的成分を生成する第1の段であって、前記静的成分は前記CMUTセルを前記沈下状態にするのに十分である、第1の段と、
前記電圧の単調変動成分を生成する第2の段であって、前記単調変動成分は単調に変動する前記周波数変調を含む第2の段とを含み、前記電圧源は前記静的成分と前記単調変動成分とを組み合わせて、単調に変動する前記周波数変調を含む単調に変動する前記電圧を形成する、請求項1に記載の超音波システム。 - 単調に変動する前記電圧及び単調に変動する前記周波数変調は、単調に増加する、請求項1又は2に記載の超音波システム。
- 前記周波数変調は、線形に増加する周波数変調である、請求項1乃至3の何れか一項に記載の超音波システム。
- 前記チャープパルスを圧縮するために、前記CMUTセルのアレイの正面に分散性材料の板を更に備える、請求項1乃至4の何れか一項に記載の超音波システム。
- 前記板は、前記アレイの正面に着脱可能に取り付けられる、請求項5に記載の超音波システム。
- 前記板は、前記圧縮のために最適な厚さの半分の厚さを有する、請求項5又は6に記載の超音波システム。
- 少なくとも1つの前記チャープパルスが、0.1〜1.0マイクロ秒の範囲の持続時間を有する、請求項1乃至7の何れか一項に記載の超音波システム。
- 前記電圧源は更に、前記CMUTセルの少なくとも一部のそれぞれの前記第1の電極及び前記第2の電極に、前記探触子の受信モードの間に当該CMUTセルを沈下状態にする更なる電圧を供給する、請求項1乃至8の何れか一項に記載の超音波システム。
- ユーザインターフェースを更に含み、前記電圧源は、前記受信モードの間に前記ユーザインターフェースを使用してユーザにより規定された前記更なる電圧を供給する、請求項9に記載の超音波診断システム。
- 超音波診断撮像システム又は超音波治療システムである、請求項1乃至10の何れか一項に記載の超音波システム。
- 超音波パルスを送信する方法であって、前記方法は、
CMUT(容量性マイクロマシン超音波トランスデューサ)セルのアレイを設けるステップであって、前記CMUTセルの各々は第1の電極を担持する基板を備え、前記基板は第2の電極を含む可撓性を有する膜から間隙により空間的に分離される、ステップと、
送信モードにおいて、前記CMUTセルが沈下状態で作動され、少なくとも1つのチャープパルスを送信するように、当該CMUTセルの少なくとも一部のそれぞれの前記第1の電極及び前記第2の電極に、単調に変動する周波数変調を含む単調に変動する電圧を提供するステップであって、好ましくは、前記CMUTセルは、深い沈下モードで作動される、ステップとを含み、
単調に変動する前記周波数変調は、印加された単調に変動するバイアス電圧によって誘起される前記CMUTセルのそれぞれの膜の共振周波数の単調変動に一致する、
方法。 - 少なくとも1つの前記チャープパルスを圧縮するために分散性材料を介して少なくとも1つの当該チャープパルスを送信するステップを更に含む、請求項12に記載の方法。
- 受信モードにおいて、前記CMUTセルの少なくとも一部のそれぞれの前記第1の電極及び前記第2の電極に、当該CMUTセルを前記沈下状態にする更なる電圧を供給するステップを更に含む、請求項12又は13に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14194623 | 2014-11-25 | ||
EP14194623.6 | 2014-11-25 | ||
PCT/EP2015/077291 WO2016083273A1 (en) | 2014-11-25 | 2015-11-20 | Ultrasound system and method |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017536217A JP2017536217A (ja) | 2017-12-07 |
JP6684817B2 true JP6684817B2 (ja) | 2020-04-22 |
Family
ID=52016412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017546027A Active JP6684817B2 (ja) | 2014-11-25 | 2015-11-20 | 超音波システム及び方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10674999B2 (ja) |
EP (1) | EP3223709B1 (ja) |
JP (1) | JP6684817B2 (ja) |
CN (1) | CN106999151B (ja) |
WO (1) | WO2016083273A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7208901B2 (ja) | 2016-12-22 | 2023-01-19 | コーニンクレッカ フィリップス エヌ ヴェ | 容量性高周波微小電気機械スイッチのシステム及び動作方法 |
JP2018175252A (ja) * | 2017-04-10 | 2018-11-15 | キヤノン株式会社 | 探触子アレイ、及び、音響波受信装置 |
EP3482835A1 (en) * | 2017-11-14 | 2019-05-15 | Koninklijke Philips N.V. | Capacitive micro-machined ultrasound transducer (cmut) devices and control methods |
CN111655153B (zh) * | 2017-12-08 | 2023-10-13 | 泰拉克利昂公司 | 超声装置 |
EP3715894A1 (en) * | 2019-03-28 | 2020-09-30 | Koninklijke Philips N.V. | Acoustic shield for a magnetic resonance imaging magnet assembly |
CN111077230B (zh) * | 2019-12-16 | 2020-12-22 | 华南理工大学 | 发射参考鉴频的超声波检测方法及设备 |
CN111442747B (zh) * | 2020-03-13 | 2021-11-30 | 中核武汉核电运行技术股份有限公司 | 一种超声波信号处理方法 |
US20220071506A1 (en) * | 2020-09-04 | 2022-03-10 | Koninklijke Philips N.V. | Tracking an interventional device during an ultrasound imaging procedure |
EP3970791A1 (en) * | 2020-09-21 | 2022-03-23 | Koninklijke Philips N.V. | System for providing oral tissue treatment |
CN114852947A (zh) * | 2022-04-21 | 2022-08-05 | 上海交通大学 | 用于心脏脉冲场消融的mems电极器件及其制备方法 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6283919B1 (en) | 1996-11-26 | 2001-09-04 | Atl Ultrasound | Ultrasonic diagnostic imaging with blended tissue harmonic signals |
US6458083B1 (en) | 1996-11-26 | 2002-10-01 | Koninklijke Philips Electronics N.V. | Ultrasonic harmonic imaging with adaptive image formation |
US6013032A (en) | 1998-03-13 | 2000-01-11 | Hewlett-Packard Company | Beamforming methods and apparatus for three-dimensional ultrasound imaging using two-dimensional transducer array |
US5997479A (en) | 1998-05-28 | 1999-12-07 | Hewlett-Packard Company | Phased array acoustic systems with intra-group processors |
US6530885B1 (en) | 2000-03-17 | 2003-03-11 | Atl Ultrasound, Inc. | Spatially compounded three dimensional ultrasonic images |
US6443901B1 (en) | 2000-06-15 | 2002-09-03 | Koninklijke Philips Electronics N.V. | Capacitive micromachined ultrasonic transducers |
US6443896B1 (en) | 2000-08-17 | 2002-09-03 | Koninklijke Philips Electronics N.V. | Method for creating multiplanar ultrasonic images of a three dimensional object |
US6468216B1 (en) | 2000-08-24 | 2002-10-22 | Kininklijke Philips Electronics N.V. | Ultrasonic diagnostic imaging of the coronary arteries |
US6602195B1 (en) * | 2000-08-30 | 2003-08-05 | Acuson Corporation | Medical ultrasonic imaging pulse transmission method |
US6795374B2 (en) * | 2001-09-07 | 2004-09-21 | Siemens Medical Solutions Usa, Inc. | Bias control of electrostatic transducers |
US6755789B2 (en) * | 2002-02-05 | 2004-06-29 | Inceptio Medical Technologies, Llc | Ultrasonic vascular imaging system and method of blood vessel cannulation |
US7618373B2 (en) * | 2003-02-14 | 2009-11-17 | Siemens Medical Solutions Usa, Inc. | Microfabricated ultrasonic transducer array for 3-D imaging and method of operating the same |
US7303530B2 (en) * | 2003-05-22 | 2007-12-04 | Siemens Medical Solutions Usa, Inc. | Transducer arrays with an integrated sensor and methods of use |
US20050075572A1 (en) * | 2003-10-01 | 2005-04-07 | Mills David M. | Focusing micromachined ultrasonic transducer arrays and related methods of manufacture |
US8008835B2 (en) * | 2004-02-27 | 2011-08-30 | Georgia Tech Research Corporation | Multiple element electrode cMUT devices and fabrication methods |
US20050225916A1 (en) * | 2004-04-02 | 2005-10-13 | Siemens Medical Solutions Usa, Inc. | Ultrasound membrane transducer collapse protection system and 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 |
US7888709B2 (en) * | 2004-09-15 | 2011-02-15 | Sonetics Ultrasound, Inc. | Capacitive micromachined ultrasonic transducer and manufacturing method |
EP1952767B1 (en) * | 2005-11-18 | 2015-07-15 | Hitachi Medical Corporation | Ultrasound diagnostic apparatus and method of calibrating the same |
JP2009182838A (ja) | 2008-01-31 | 2009-08-13 | Kyoto Univ | 弾性波トランスデューサ、弾性波トランスデューサアレイ、超音波探触子、超音波撮像装置 |
JP5092890B2 (ja) | 2008-05-19 | 2012-12-05 | コニカミノルタエムジー株式会社 | 超音波診断装置 |
EP2326432A2 (en) | 2008-09-16 | 2011-06-01 | Koninklijke Philips Electronics N.V. | Capacitive micromachined ultrasound transducer |
JP5961246B2 (ja) * | 2011-03-22 | 2016-08-02 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 基板に対して抑制された音響結合を持つ超音波cmut |
RU2603518C2 (ru) * | 2011-10-28 | 2016-11-27 | Конинклейке Филипс Н.В. | Предварительно сжатая ячейка емкостного микрообработанного преобразователя с напряженным слоем |
JP6329491B2 (ja) * | 2012-03-13 | 2018-05-23 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 荷電電圧源を有する容量性マイクロマシン加工超音波トランスデューサ装置 |
CN103199933B (zh) * | 2013-03-27 | 2015-06-24 | 成都信息工程学院 | 强色散控制保密光通信系统中基于啁啾光纤光栅的加解密方法 |
-
2015
- 2015-11-20 US US15/527,890 patent/US10674999B2/en active Active
- 2015-11-20 WO PCT/EP2015/077291 patent/WO2016083273A1/en active Application Filing
- 2015-11-20 JP JP2017546027A patent/JP6684817B2/ja active Active
- 2015-11-20 CN CN201580064052.8A patent/CN106999151B/zh active Active
- 2015-11-20 EP EP15798100.2A patent/EP3223709B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3223709B1 (en) | 2019-02-20 |
US20180325491A1 (en) | 2018-11-15 |
CN106999151B (zh) | 2020-08-04 |
CN106999151A (zh) | 2017-08-01 |
EP3223709A1 (en) | 2017-10-04 |
JP2017536217A (ja) | 2017-12-07 |
WO2016083273A1 (en) | 2016-06-02 |
US10674999B2 (en) | 2020-06-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6684817B2 (ja) | 超音波システム及び方法 | |
JP6513674B2 (ja) | デュアルモードcmutトランスデューサ | |
CN109890296B (zh) | 具有组织类型分析器的超声系统 | |
JP6998379B2 (ja) | 容量性高周波微小電気機械スイッチのシステム及び動作方法 | |
JP6831330B2 (ja) | 超音波システムおよび方法 | |
JP6553297B2 (ja) | 干渉分析器を含むボリューム領域の超音波画像を可変周波数で提供するための超音波システム | |
WO2006046471A1 (ja) | 静電容量型超音波振動子及びその体腔内超音波診断システム | |
Park et al. | 3-D airborne ultrasound synthetic aperture imaging based on capacitive micromachined ultrasonic transducers | |
JP2019522925A (ja) | 広帯域超音波トランスジューサ | |
JP7391152B2 (ja) | 容量性高周波微小電気機械スイッチのシステム及び動作方法 | |
JP6770663B2 (ja) | 容量性マイクロマシン超音波トランスデューサ(cmut)装置と制御方法 | |
Pekař et al. | Frequency tuning of collapse-mode capacitive micromachined ultrasonic transducer | |
Wang et al. | A multi-frequency PMUT array based on ceramic PZT for endoscopic photoacoustic imaging | |
US11061000B2 (en) | CMUT probe, system and method | |
JP6925286B2 (ja) | 超音波システム及び超音波パルス送信方法 | |
Zhai et al. | Dual-frequency piezoelectric micromachined ultrasonic transducers for fundamental and harmonic imaging | |
Vinay | Design and development of broadband cMUT based ultrasonic transducer for medical imaging |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20181115 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190802 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20190731 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20191025 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200122 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200303 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200330 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6684817 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |