JPS641956A - Ultrasonic probe - Google Patents

Ultrasonic probe

Info

Publication number
JPS641956A
JPS641956A JP62155307A JP15530787A JPS641956A JP S641956 A JPS641956 A JP S641956A JP 62155307 A JP62155307 A JP 62155307A JP 15530787 A JP15530787 A JP 15530787A JP S641956 A JPS641956 A JP S641956A
Authority
JP
Japan
Prior art keywords
ultrasonic wave
diagnosing
ultrasonic
depth
inspected
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.)
Pending
Application number
JP62155307A
Other languages
Japanese (ja)
Other versions
JPH011956A (en
Inventor
Makoto Tanpo
Mikio Izumi
Yutaka Sato
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.)
Hitachi Healthcare Manufacturing Ltd
Original Assignee
Hitachi Medical 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 Hitachi Medical Corp filed Critical Hitachi Medical Corp
Priority to JP62155307A priority Critical patent/JPS641956A/en
Publication of JPH011956A publication Critical patent/JPH011956A/en
Publication of JPS641956A publication Critical patent/JPS641956A/en
Pending legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)

Abstract

PURPOSE: To vary transmitting and receiving characteristics of an ultrasonic probe itself according to a diagnosing depth of an object to be inspected, by changing an inductance of a tuning coil sequentially with reception of an ultrasonic wave shifting from a less to greater diagnosing depth part of an object to be inspected.
CONSTITUTION: A control signal outputted from an ultrasonic wave transmitting/ receiving section not illustrated is inputted from a signal line 3 to transmit an ultrasonic wave from a vibrator 1. As time passes after the transmission of the ultrasonic wave, first and second analog switches SW1 and SW2 are turned ON or OFF properly with reception of the ultrasonic wave shifting from a less to greater diagnosing depth part of an object to be inspected to increase the comprehensive inductance (Lt) of first to third tuning coils 2aW2c. Thus, the resonance frequency (f) is varied to obtain better resolutions in a high ultrasonic component at a less diagnosing depth while efficient reception of a low ultrasonic is possible component at the greater part.
COPYRIGHT: (C)1989,JPO&Japio
JP62155307A 1987-06-24 1987-06-24 Ultrasonic probe Pending JPS641956A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62155307A JPS641956A (en) 1987-06-24 1987-06-24 Ultrasonic probe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62155307A JPS641956A (en) 1987-06-24 1987-06-24 Ultrasonic probe

Publications (2)

Publication Number Publication Date
JPH011956A JPH011956A (en) 1989-01-06
JPS641956A true JPS641956A (en) 1989-01-06

Family

ID=15603038

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62155307A Pending JPS641956A (en) 1987-06-24 1987-06-24 Ultrasonic probe

Country Status (1)

Country Link
JP (1) JPS641956A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7004031B2 (en) 2003-05-16 2006-02-28 Denso Corporation Ultrasonic sensor
JP2007185525A (en) * 2007-03-14 2007-07-26 Toshiba Corp Ultrasonic diagnostic equipment
JP2010500850A (en) * 2006-08-16 2010-01-07 シーメンス メディカル ソリューションズ ユーエスエー インコーポレイテッド Layer switch for ultrasonic transducer array

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817360A (en) * 1981-07-24 1983-02-01 Aloka Co Ltd Ultrasonic probe
JPS58163350A (en) * 1982-03-20 1983-09-28 株式会社島津製作所 Ultrasonic diagnostic apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817360A (en) * 1981-07-24 1983-02-01 Aloka Co Ltd Ultrasonic probe
JPS58163350A (en) * 1982-03-20 1983-09-28 株式会社島津製作所 Ultrasonic diagnostic apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7004031B2 (en) 2003-05-16 2006-02-28 Denso Corporation Ultrasonic sensor
JP2010500850A (en) * 2006-08-16 2010-01-07 シーメンス メディカル ソリューションズ ユーエスエー インコーポレイテッド Layer switch for ultrasonic transducer array
US8946972B2 (en) 2006-08-16 2015-02-03 Siemens Medical Solutions Usa, Inc. Layer switching for an ultrasound transducer array
JP2007185525A (en) * 2007-03-14 2007-07-26 Toshiba Corp Ultrasonic diagnostic equipment

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