ELECTROMAGNETIC ULTRASONIC TRANSDUCER AND ARRAY THEREOF - CHONGQING RONGHAI MEDICAL ULTRASOUND INDUSTRY LTD

Title:

ELECTROMAGNETIC ULTRASONIC TRANSDUCER AND ARRAY THEREOF

Document Type and Number:

WIPO Patent Application WO/2008/074200

Kind Code:

A1

Abstract:

An electromagnetic ultrasonic transducer and an array thereof are provides. The electromagnetic ultrasonic transducer includes a support (8), an elastic board (6) disposed on the support (8), a magnetizer (7) on the elastic board (6), and a magnet field generator (1) for vibrating the magnetizer (7), wherein the thickness of the magnetizer (7) is of the order of microns. The thickness of the elastic board (6) is also of the order of microns. The electromagnetic ultrasonic transducer is able to produce acoustic waves of high frequency, which are useful for ultrasonic treatment.

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Inventors:

WANG HAI (CN)
YAN SIYUAN (CN)
JING LI (CN)
MAO AIHUA (CN)

Application Number:

PCT/CN2007/000539

Publication Date:

June 26, 2008

Filing Date:

February 14, 2007

Export Citation:

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Assignee:

CHONGQING RONGHAI MEDICAL ULTRASOUND INDUSTRY LTD (CN)
WANG HAI (CN)
YAN SIYUAN (CN)
JING LI (CN)
MAO AIHUA (CN)

International Classes:

A61N7/00; H04R13/00; B06B1/04

Foreign References:

CN1253463A	2000-05-17
US4777824A	1988-10-18
JP2003319493A	2003-11-07
JPS59160757A	1984-09-11

Other References: