DE3940808A1 - Wandlerelement fuer die beruehrungsfreie lithotripsie - Google Patents

Wandlerelement fuer die beruehrungsfreie lithotripsie

Info

Publication number
DE3940808A1
DE3940808A1 DE19893940808 DE3940808A DE3940808A1 DE 3940808 A1 DE3940808 A1 DE 3940808A1 DE 19893940808 DE19893940808 DE 19893940808 DE 3940808 A DE3940808 A DE 3940808A DE 3940808 A1 DE3940808 A1 DE 3940808A1
Authority
DE
Germany
Prior art keywords
piezo
cylinders
transducer element
hexagon
array
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.)
Granted
Application number
DE19893940808
Other languages
German (de)
English (en)
Other versions
DE3940808C2 (enExample
Inventor
Friedrich Dipl Ing Ueberle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dornier Medizintechnik GmbH
Original Assignee
Dornier Medizintechnik GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dornier Medizintechnik GmbH filed Critical Dornier Medizintechnik GmbH
Priority to DE19893940808 priority Critical patent/DE3940808A1/de
Publication of DE3940808A1 publication Critical patent/DE3940808A1/de
Application granted granted Critical
Publication of DE3940808C2 publication Critical patent/DE3940808C2/de
Granted legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE19893940808 1989-12-09 1989-12-09 Wandlerelement fuer die beruehrungsfreie lithotripsie Granted DE3940808A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19893940808 DE3940808A1 (de) 1989-12-09 1989-12-09 Wandlerelement fuer die beruehrungsfreie lithotripsie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893940808 DE3940808A1 (de) 1989-12-09 1989-12-09 Wandlerelement fuer die beruehrungsfreie lithotripsie

Publications (2)

Publication Number Publication Date
DE3940808A1 true DE3940808A1 (de) 1991-06-20
DE3940808C2 DE3940808C2 (enExample) 1991-10-17

Family

ID=6395187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893940808 Granted DE3940808A1 (de) 1989-12-09 1989-12-09 Wandlerelement fuer die beruehrungsfreie lithotripsie

Country Status (1)

Country Link
DE (1) DE3940808A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1344575A4 (en) * 2000-12-21 2005-09-07 Aisin Kiko Co Ltd Ultrasonic wave generating/transmitting apparatus
US9995821B2 (en) 2014-10-15 2018-06-12 Qualcomm Incorporated Active beam-forming technique for piezoelectric ultrasonic transducer array
US10497748B2 (en) 2015-10-14 2019-12-03 Qualcomm Incorporated Integrated piezoelectric micromechanical ultrasonic transducer pixel and array

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009049487B4 (de) * 2009-10-15 2015-05-13 Richard Wolf Gmbh Elektroakustischer Wandler

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2152348A1 (en) * 1971-09-06 1973-04-27 Commissariat Energie Atomique Ultra-sonic transducer - for use at high temperature eg in a sodium-cooled nuclear reactor
DE3119295A1 (de) * 1981-05-14 1982-12-16 Siemens AG, 1000 Berlin und 8000 München Einrichtung zum zerstoeren von konkrementen in koerperhoehlen
EP0310380A2 (en) * 1987-09-30 1989-04-05 Kabushiki Kaisha Toshiba Ultrasonic medical treatment apparatus
DE3732131A1 (de) * 1987-09-24 1989-04-06 Wolf Gmbh Richard Fokussierender ultraschallwandler
DE3803275A1 (de) * 1988-02-04 1989-08-17 Dornier Medizintechnik Piezoelektrische stosswellenquelle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2152348A1 (en) * 1971-09-06 1973-04-27 Commissariat Energie Atomique Ultra-sonic transducer - for use at high temperature eg in a sodium-cooled nuclear reactor
DE3119295A1 (de) * 1981-05-14 1982-12-16 Siemens AG, 1000 Berlin und 8000 München Einrichtung zum zerstoeren von konkrementen in koerperhoehlen
DE3732131A1 (de) * 1987-09-24 1989-04-06 Wolf Gmbh Richard Fokussierender ultraschallwandler
EP0310380A2 (en) * 1987-09-30 1989-04-05 Kabushiki Kaisha Toshiba Ultrasonic medical treatment apparatus
DE3803275A1 (de) * 1988-02-04 1989-08-17 Dornier Medizintechnik Piezoelektrische stosswellenquelle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Sources of High-Intensity-Ultrasound" Vol.1, Plenum Press, New York 1969, S.297 von L.D. Rozenberg *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1344575A4 (en) * 2000-12-21 2005-09-07 Aisin Kiko Co Ltd Ultrasonic wave generating/transmitting apparatus
US7001335B2 (en) 2000-12-21 2006-02-21 Aisin Kiko Co., Ltd. Ultrasonic wave generating/transmitting apparatus
US9995821B2 (en) 2014-10-15 2018-06-12 Qualcomm Incorporated Active beam-forming technique for piezoelectric ultrasonic transducer array
US10001552B2 (en) 2014-10-15 2018-06-19 Qualcomm Incorporated Three-port piezoelectric ultrasonic transducer
US10139479B2 (en) 2014-10-15 2018-11-27 Qualcomm Incorporated Superpixel array of piezoelectric ultrasonic transducers for 2-D beamforming
US10497748B2 (en) 2015-10-14 2019-12-03 Qualcomm Incorporated Integrated piezoelectric micromechanical ultrasonic transducer pixel and array

Also Published As

Publication number Publication date
DE3940808C2 (enExample) 1991-10-17

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8330 Complete disclaimer