[go: up one dir, main page]

Zhou et al., 2011 - Google Patents

Fabrication and performance of endoscopic ultrasound radial arrays based on PMN-PT single crystal/epoxy 1-3 composite

Zhou et al., 2011

View PDF
Document ID
10580245617067458754
Author
Zhou D
Cheung K
Chen Y
Lau S
Zhou Q
Shung K
Luo H
Dai J
Chan H
Publication year
Publication venue
IEEE transactions on ultrasonics, ferroelectrics, and frequency control

External Links

Snippet

In this paper, 0.7 Pb (Mg 1/3 Nb 2/3) O 3-0.3 PbTiO 3 (PMN-PT) single crystal/epoxy 1/3 composite was used as the active material of the endoscopic ultrasonic radial array transducer, because this composite exhibited ultrahigh electromechanical coupling …
Continue reading at pmc.ncbi.nlm.nih.gov (PDF) (other versions)

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/4461—Features of the scanning mechanism, e.g. for moving the transducer within the housing of the probe
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/445—Details of catheter construction
    • 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 piezo-electric 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 piezo-electric 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 piezo-electric effect or with electrostriction using multiple elements on one surface
    • B06B1/0629—Square array
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/42—Details of probe positioning or probe attachment to the patient
    • A61B8/4272—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue
    • A61B8/4281—Details of probe positioning or probe attachment to the patient involving the acoustic interface between the transducer and the tissue characterised by sound-transmitting media or devices for coupling the transducer to the tissue
    • 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 piezo-electric 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 piezo-electric effect or with electrostriction using multiple elements
    • B06B1/0611—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements in a pile
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—In body cavities or body tracts, e.g. by using catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings

Similar Documents

Publication Publication Date Title
Zhou et al. Fabrication and performance of endoscopic ultrasound radial arrays based on PMN-PT single crystal/epoxy 1-3 composite
Chen et al. Eco-friendly highly sensitive transducers based on a new KNN–NTK–FM lead-free piezoelectric ceramic for high-frequency biomedical ultrasonic imaging applications
Zhou et al. Lead-free piezoelectric single crystal based 1–3 composites for ultrasonic transducer applications
CA2799717C (en) Dual-mode piezocomposite ultrasonic transducer
US6225728B1 (en) Composite piezoelectric transducer arrays with improved acoustical and electrical impedance
JP3015481B2 (en) Ultrasonic probe system
Li et al. Micromachined PIN-PMN-PT crystal composite transducer for high-frequency intravascular ultrasound (IVUS) imaging
JP5083210B2 (en) Array-type ultrasonic probe and manufacturing method thereof
Yan et al. Correspondence: Lead-free intravascular ultrasound transducer using BZT-50BCT ceramics
Zhang et al. An emerging era: conformable ultrasound electronics
Sun et al. Design and fabrication of PIN-PMN-PT single-crystal high-frequency ultrasound transducers
Zhang et al. High-performance ultrasound needle transducer based on modified PMN-PT ceramic with ultrahigh clamped dielectric permittivity
Wang et al. Cylindrically shaped ultrasonic linear array fabricated using PIMNT/epoxy 1-3 piezoelectric composite
Zhang et al. Development of a KNN ceramic-based lead-free linear array ultrasonic transducer
Zhang et al. Miniature transducer using PNN-PZT-based ceramic for intravascular ultrasound
Lau et al. Multiple matching scheme for broadband 0.72 Pb (Mg1/3Nb2/3) O3− 0.28 PbTiO3 single crystal phased-array transducer
Chen et al. Endoscopic ultrasound radial array transducers fabricated with PZT tube by a rotate-and-dice method
Zhao et al. Ultrawide bandwidth high-frequency ultrasonic transducers with gradient acoustic impedance matching layer for biomedical imaging
JP2009273838A (en) Ultrasonic probe, ultrasonic diagnostic device and ultrasonic endoscopic apparatus
Bantignies et al. Lead-free high-frequency linear-array transducer (30 MHz) for in vivo skin imaging
Ma et al. Lead-free ultrasonic phased array transducer for human heart imaging
EP2679160A2 (en) Ultrasonic probe having a bonded chemical barrier
Sun et al. Design and Fabrication of 15-MHz Ultrasonic Transducers Based on a Textured Pb (Mg 1/3 Nb 2/3) O 3-Pb (Zr, Ti) O 3 Ceramic
Wong et al. 20-MHz phased array ultrasound transducer for in vivo ultrasound imaging of small animals
Ke et al. Broadband ultrasonic array transducer from multilayer piezoelectric ceramic with lowered co-firing temperature