EP0372198A3 - Piezokeramische Stosswellenquelle - Google Patents

Piezokeramische Stosswellenquelle Download PDF

Info

Publication number
EP0372198A3
EP0372198A3 EP19890118854 EP89118854A EP0372198A3 EP 0372198 A3 EP0372198 A3 EP 0372198A3 EP 19890118854 EP19890118854 EP 19890118854 EP 89118854 A EP89118854 A EP 89118854A EP 0372198 A3 EP0372198 A3 EP 0372198A3
Authority
EP
European Patent Office
Prior art keywords
piezoceramic
shock
wave generator
piezo elements
carrier
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.)
Withdrawn
Application number
EP19890118854
Other languages
English (en)
French (fr)
Other versions
EP0372198A2 (de
Inventor
Harald Dipl.-Phys. Eizenhöfer
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
Publication of EP0372198A2 publication Critical patent/EP0372198A2/de
Publication of EP0372198A3 publication Critical patent/EP0372198A3/de
Withdrawn legal-status Critical Current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)
  • Transducers For Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

Piezo-keramische Stosswellenquelle, insbesondere für die Lithotripsie, mit einem Träger (T), einer Vielzahl von Piezo-Elementen (P), die eben oder kugelkalottenförmig angeordnet sind, und Kontaktierungen (Silber­ leitschicht S, Anschlussdrähte A) an der Vorderseite und Rückseite der Piezo-Elemente (P), wobei der Träger (T) die Piezo-Elemente (P) sowohl seitlich als auch an den Rückseiten umfasst, also Isolation und Backing ist, und aus einem Kunststoff besteht.
EP19890118854 1988-12-03 1989-10-11 Piezokeramische Stosswellenquelle Withdrawn EP0372198A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8815090U DE8815090U1 (de) 1988-12-03 1988-12-03 Piezokeramische Stoßwellenquelle
DE8815090U 1988-12-03

Publications (2)

Publication Number Publication Date
EP0372198A2 EP0372198A2 (de) 1990-06-13
EP0372198A3 true EP0372198A3 (de) 1991-11-13

Family

ID=6830467

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890118854 Withdrawn EP0372198A3 (de) 1988-12-03 1989-10-11 Piezokeramische Stosswellenquelle

Country Status (3)

Country Link
EP (1) EP0372198A3 (de)
JP (1) JPH02195953A (de)
DE (1) DE8815090U1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3932959C1 (de) * 1989-10-03 1991-04-11 Richard Wolf Gmbh, 7134 Knittlingen, De
DE4307669C2 (de) * 1993-03-11 1995-06-29 Wolf Gmbh Richard Gerät zur Erzeugung von Schallimpulsen für den medizinischen Anwendungsbereich
DE10138434C1 (de) * 2001-08-06 2003-02-13 Wolf Gmbh Richard Fokussierender elektroakustischer Wandler und Verfahren zum Test seiner Ausgangsleistung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829361A (en) * 1945-10-01 1958-04-01 Gen Electric Electroacoustic transducer
FR2168538A1 (de) * 1972-01-21 1973-08-31 Siemens Ag
US4156863A (en) * 1978-04-28 1979-05-29 The United States Of America As Represented By The Secretary Of The Navy Conical beam transducer array
GB2140693A (en) * 1983-06-01 1984-12-05 Wolf Gmbh Richard Piezoelectric transducer for the destruction of concretions within an animal body
DE3526488A1 (de) * 1984-07-25 1986-02-06 Hitachi Medical Corp., Tokio/Tokyo Ultraschall-wandler mit piezoelektrischem verbundmaterial

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832559B2 (ja) * 1979-07-04 1983-07-13 株式会社 モリタ製作所 空中超音波パルスの伝送方式並びにこれに用いる超音波送受波具
FR2556582B1 (fr) * 1983-12-14 1986-12-19 Dory Jacques Appareil a impulsions ultrasonores destine a la destruction des calculs
DE3425992C2 (de) * 1984-07-14 1986-10-09 Richard Wolf Gmbh, 7134 Knittlingen Piezoelektrischer Wandler zur Zerstörung von Konkrementen im Körperinneren
DE3610818A1 (de) * 1986-04-01 1987-10-08 Siemens Ag Stosswellenquelle mit piezokeramischer druckquelle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829361A (en) * 1945-10-01 1958-04-01 Gen Electric Electroacoustic transducer
FR2168538A1 (de) * 1972-01-21 1973-08-31 Siemens Ag
US4156863A (en) * 1978-04-28 1979-05-29 The United States Of America As Represented By The Secretary Of The Navy Conical beam transducer array
GB2140693A (en) * 1983-06-01 1984-12-05 Wolf Gmbh Richard Piezoelectric transducer for the destruction of concretions within an animal body
DE3526488A1 (de) * 1984-07-25 1986-02-06 Hitachi Medical Corp., Tokio/Tokyo Ultraschall-wandler mit piezoelektrischem verbundmaterial

Also Published As

Publication number Publication date
EP0372198A2 (de) 1990-06-13
JPH02195953A (ja) 1990-08-02
DE8815090U1 (de) 1990-02-15

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