title: Multipurpose piezoelectrical ceramic materials and high performance transducers are used for the ultrasonic medicine.
abstract: This paper briefly reports on preparations and applications of two kind multipurpose medical piezoelectrical ultrasonic transducer materials, high-performance medical ultrasonic diagnosis transducers and medical ultrasonic therapy transducers in present work, then, some problems of the piezoelectric materials and devices used for the ultrasonic medicine which need further researches are pointed out.
authors.affiliation: College of Physics and Information Technology, Shaanxi Normal University,No.199 Chang'an south road, Xi'an, 710062 Shaanxi, PR China Tel.: 86-13991226284; fax: 86-29-85307025, E-mail address: lql0314@yahoo.com.cn.
authors.forename: Li
authors.initials: L
authors.lastname: Quanlu
authors.forename: Xie
authors.initials: X
authors.lastname: Miaoxia
authors.forename: Li
authors.initials: L
authors.lastname: Xiaojuan
authors.forename: Hao
authors.initials: H
authors.lastname: Shujuan
authors.forename: Li
authors.initials: L
authors.lastname: Yuan