EP0089131A3 - Low pressure fluid-filled ultrasound transmission chamber - Google Patents

Low pressure fluid-filled ultrasound transmission chamber Download PDF

Info

Publication number
EP0089131A3
EP0089131A3 EP83300990A EP83300990A EP0089131A3 EP 0089131 A3 EP0089131 A3 EP 0089131A3 EP 83300990 A EP83300990 A EP 83300990A EP 83300990 A EP83300990 A EP 83300990A EP 0089131 A3 EP0089131 A3 EP 0089131A3
Authority
EP
European Patent Office
Prior art keywords
low pressure
pressure fluid
transmission chamber
ultrasound transmission
filled ultrasound
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Withdrawn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
EP83300990A
Other languages
German (de)
French (fr)
Other versions
EP0089131A2 (en
Inventor
Bayard G. Gardineer
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.)
Technicare Corp
Original Assignee
Technicare Corp
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 Technicare Corp filed Critical Technicare Corp
Publication of EP0089131A2 publication Critical patent/EP0089131A2/en
Publication of EP0089131A3 publication Critical patent/EP0089131A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/35—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams
    • G10K11/352—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams by moving the transducer
    • 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
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators

Abstract

An adjustable volume fluid reservoir for maintaining a low pressure head in an ultrasound beam transmitting fluid-filled chamber to prevent formation of air bubbles therein.
EP83300990A 1982-02-26 1983-02-25 Low pressure fluid-filled ultrasound transmission chamber Withdrawn EP0089131A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35291082A 1982-02-26 1982-02-26
US352910 1982-02-26

Publications (2)

Publication Number Publication Date
EP0089131A2 EP0089131A2 (en) 1983-09-21
EP0089131A3 true EP0089131A3 (en) 1984-05-30

Family

ID=23386981

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83300990A Withdrawn EP0089131A3 (en) 1982-02-26 1983-02-25 Low pressure fluid-filled ultrasound transmission chamber

Country Status (3)

Country Link
EP (1) EP0089131A3 (en)
JP (1) JPS58165833A (en)
AU (1) AU1165483A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL69908A (en) * 1982-10-18 1986-12-31 Gen Electric Ultrasonic sector scanner having fluid replacement
US4572200A (en) * 1984-04-13 1986-02-25 Indianapolis Center For Advanced Research Intraoperative scanner
US4664121A (en) * 1984-04-13 1987-05-12 Indianapolis Center For Advanced Research Intraoperative scanner
US4784148A (en) * 1986-02-21 1988-11-15 Johnson & Johnson Ultrasonic transducer probe expansion chamber
JPH04325146A (en) * 1991-04-25 1992-11-13 Matsushita Electric Ind Co Ltd Mechanically scanning type ultrasonic probe
JP2004298463A (en) 2003-03-31 2004-10-28 Matsushita Electric Ind Co Ltd Ultrasonic probe
CN100518663C (en) * 2004-04-02 2009-07-29 皇家飞利浦电子股份有限公司 Ultrasonic probe volume compensation system
WO2005096266A1 (en) * 2004-04-02 2005-10-13 Koninklijke Philips Electronics, N.V. Ultrasound probe with multiple fluid chambers
JP4668110B2 (en) 2006-03-30 2011-04-13 日本電波工業株式会社 Ultrasonic probe
CN100574828C (en) * 2006-08-24 2009-12-30 重庆融海超声医学工程研究中心有限公司 A kind of apparatus for ultrasonic therapeutic treatment and contain the supersonic therapeutic system of this apparatus for ultrasonic therapeutic treatment
CN102988083A (en) * 2011-09-16 2013-03-27 深圳优瑞科生物电子有限公司 Mechanical 3D (Three Dimensional) probe
JP5885296B2 (en) * 2012-02-15 2016-03-15 日本電波工業株式会社 Ultrasonic probe

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968459A (en) * 1975-01-29 1976-07-06 Sperry Rand Corporation Ultrasonic driver transducer
US4181120A (en) * 1976-04-23 1980-01-01 Tokyo Shibaura Electric Co., Ltd. Vessel for ultrasonic scanner
US4316271A (en) * 1981-01-14 1982-02-16 Honeywell Inc. Purging and expansion mechanism

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968459A (en) * 1975-01-29 1976-07-06 Sperry Rand Corporation Ultrasonic driver transducer
US4181120A (en) * 1976-04-23 1980-01-01 Tokyo Shibaura Electric Co., Ltd. Vessel for ultrasonic scanner
US4316271A (en) * 1981-01-14 1982-02-16 Honeywell Inc. Purging and expansion mechanism

Also Published As

Publication number Publication date
AU1165483A (en) 1983-09-01
JPH0336532B2 (en) 1991-05-31
EP0089131A2 (en) 1983-09-21
JPS58165833A (en) 1983-09-30

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): DE FR GB NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Designated state(s): DE FR GB NL

17P Request for examination filed

Effective date: 19841107

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19860131

RIN1 Information on inventor provided before grant (corrected)

Inventor name: GARDINEER, BAYARD G.