FR2767014B1 - Transducteur electroacoustique - Google Patents
Transducteur electroacoustiqueInfo
- Publication number
- FR2767014B1 FR2767014B1 FR9809417A FR9809417A FR2767014B1 FR 2767014 B1 FR2767014 B1 FR 2767014B1 FR 9809417 A FR9809417 A FR 9809417A FR 9809417 A FR9809417 A FR 9809417A FR 2767014 B1 FR2767014 B1 FR 2767014B1
- Authority
- FR
- France
- Prior art keywords
- electroacoustic transducer
- electroacoustic
- transducer
- 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.)
- Expired - Lifetime
Links
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
- B06B1/06—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
-
- 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
-
- 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
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
-
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19733233A DE19733233C1 (de) | 1997-08-01 | 1997-08-01 | Elektroakustischer Wandler |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2767014A1 FR2767014A1 (fr) | 1999-02-05 |
FR2767014B1 true FR2767014B1 (fr) | 2002-12-06 |
Family
ID=7837642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9809417A Expired - Lifetime FR2767014B1 (fr) | 1997-08-01 | 1998-07-23 | Transducteur electroacoustique |
Country Status (4)
Country | Link |
---|---|
US (1) | US6231529B1 (fr) |
JP (1) | JP2926054B2 (fr) |
DE (1) | DE19733233C1 (fr) |
FR (1) | FR2767014B1 (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19928491A1 (de) | 1999-06-22 | 2001-01-04 | Wolf Gmbh Richard | Vorrichtung, insbesondere Therapievorrichtung, zum Beschallen von Objekten mit fokussiertem Schall |
DE10138434C1 (de) * | 2001-08-06 | 2003-02-13 | Wolf Gmbh Richard | Fokussierender elektroakustischer Wandler und Verfahren zum Test seiner Ausgangsleistung |
FR2830468B1 (fr) * | 2001-10-04 | 2004-02-20 | Inst Nat Sante Rech Med | Dispositif et procede de production d'impulsions ultrasonores de forte pression |
FI112415B (fi) * | 2001-11-28 | 2003-11-28 | Nokia Oyj | Pietsosähköinen käyttöliittymä |
DE10209380B4 (de) * | 2002-03-02 | 2009-01-15 | Richard Wolf Gmbh | Stoßwellenwandler |
US8162859B2 (en) * | 2005-06-09 | 2012-04-24 | General Patent , LLC | Shock wave treatment device and method of use |
US7775995B2 (en) * | 2006-01-31 | 2010-08-17 | Tissue Regeneration Technologies LLC | Device for the generation of shock waves utilizing a thyristor |
DE102007040801A1 (de) | 2007-08-29 | 2009-03-05 | August Spitzfaden | Vorrichtung und Verfahren zum Trennen von Materialien mit Schwächungslinien |
DE102009049487B4 (de) | 2009-10-15 | 2015-05-13 | Richard Wolf Gmbh | Elektroakustischer Wandler |
CN110314834B (zh) * | 2018-03-28 | 2022-02-11 | 中国科学院深圳先进技术研究院 | 一种超声换能器及其制备方法 |
DE102021203544A1 (de) * | 2021-04-09 | 2022-10-13 | Richard Wolf Gmbh | Elektroakustischer Wandler |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3230504A (en) | 1962-11-30 | 1966-01-18 | John J Horan | Open hemispherical transducers |
CH607336A5 (fr) | 1975-09-22 | 1978-12-15 | Siemens Ag | |
JPS5333613A (en) * | 1976-09-09 | 1978-03-29 | Matsushita Electric Ind Co Ltd | Microphone and its manufacture |
GB1593271A (en) * | 1976-09-21 | 1981-07-15 | Standard Telephones Cables Ltd | Electro-acoustic transducers |
DE3119295A1 (de) * | 1981-05-14 | 1982-12-16 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zum zerstoeren von konkrementen in koerperhoehlen |
DE3425922C2 (de) | 1984-07-13 | 1986-05-28 | Kabushiki Kaisha Kubota Seisakusho, Tokio/Tokyo | Kübel zum Aufhängen an einem Schwenkrotor einer Zentrifuge |
DE3425992C2 (de) * | 1984-07-14 | 1986-10-09 | Richard Wolf Gmbh, 7134 Knittlingen | Piezoelektrischer Wandler zur Zerstörung von Konkrementen im Körperinneren |
DE3437488A1 (de) * | 1984-10-12 | 1986-04-17 | Richard Wolf Gmbh, 7134 Knittlingen | Schallsender |
US4865042A (en) * | 1985-08-16 | 1989-09-12 | Hitachi, Ltd. | Ultrasonic irradiation system |
DE3932967A1 (de) * | 1989-10-03 | 1991-04-11 | Wolf Gmbh Richard | Ultraschall-stosswellenwandler |
DE4000362C2 (de) | 1990-01-09 | 1993-11-11 | Wolf Gmbh Richard | Ultraschallwandler mit piezoelektrischen Wandlerelementen |
JP3015481B2 (ja) * | 1990-03-28 | 2000-03-06 | 株式会社東芝 | 超音波プローブ・システム |
DE59008863D1 (de) * | 1990-06-21 | 1995-05-11 | Siemens Ag | Verbund-Ultraschallwandler und Verfahren zur Herstellung eines strukturierten Bauelementes aus piezoelektrischer Keramik. |
WO1993016641A1 (fr) * | 1992-02-21 | 1993-09-02 | Diasonics, Inc. | Systeme endocavitaire a ultrasons pour la planification et le traitement d'une affection localisee par therapie a visualisation |
DE4300740C1 (de) * | 1993-01-14 | 1994-03-17 | Wolf Gmbh Richard | Extrakorpolares Therapiegerät |
DE4307669C2 (de) | 1993-03-11 | 1995-06-29 | Wolf Gmbh Richard | Gerät zur Erzeugung von Schallimpulsen für den medizinischen Anwendungsbereich |
US5805726A (en) * | 1995-08-11 | 1998-09-08 | Industrial Technology Research Institute | Piezoelectric full-range loudspeaker |
US5941838A (en) * | 1996-07-26 | 1999-08-24 | Dornier Medizintechnik Gmbh | Shock wave source based on the electromagnetic principle |
-
1997
- 1997-08-01 DE DE19733233A patent/DE19733233C1/de not_active Expired - Lifetime
-
1998
- 1998-06-26 US US09/105,785 patent/US6231529B1/en not_active Expired - Lifetime
- 1998-07-23 FR FR9809417A patent/FR2767014B1/fr not_active Expired - Lifetime
- 1998-07-23 JP JP10207272A patent/JP2926054B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6231529B1 (en) | 2001-05-15 |
DE19733233C1 (de) | 1998-09-17 |
JP2926054B2 (ja) | 1999-07-28 |
JPH11122699A (ja) | 1999-04-30 |
FR2767014A1 (fr) | 1999-02-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL1004877A1 (nl) | Elektroakoestische transducent. | |
DK0973012T3 (da) | Transducer | |
DE19781940T1 (de) | Mittelohrwandler | |
DE69810905T2 (de) | Akustisches gerät | |
IS4399A (is) | Tafefni gegn interlevkín-1ß umbreytiensími | |
ID29299A (id) | Pengeras suara | |
NO994500D0 (no) | Transducer | |
DK0775432T3 (da) | Elektrodynamisk transducer | |
DK0993759T3 (da) | Chokbestandig elektroakustisk transducer | |
DE69730789D1 (de) | Piezoelektrischer elektroakustischer Wandler | |
DK0764387T3 (da) | Akustisk transducer | |
DE69918344D1 (de) | Digitaler elektroakustischer Wandler | |
DK0802700T3 (da) | Elektroakustisk transducer | |
KR960013121A (ko) | 전기 음향 변환기 | |
DE69423128T2 (de) | Elektroakustischer Wandler | |
NO993327L (no) | Piezoelektrisk elektroakustisk omvandler | |
FR2765767B1 (fr) | Transducteur electroacoustique tres allonge | |
DE69612170D1 (de) | Elektroakustischer Wandler | |
FR2767014B1 (fr) | Transducteur electroacoustique | |
DE59809001D1 (de) | Ultraschallsensor | |
DE59810709D1 (de) | Schallwandlersystem | |
ID21643A (id) | Pengeras suara | |
DE69917374D1 (de) | Wegaufnehmer | |
DK96597A (da) | Ultralydstransducer | |
NO970883D0 (no) | Elektroakustisk transduser |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 19 |
|
PLFP | Fee payment |
Year of fee payment: 20 |