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    Ultrasonic transducer array
    1.
    发明授权
    Ultrasonic transducer array 有权
    超音波换能器阵列

    公开(公告)号：US06821253B2

    公开(公告)日：2004-11-23

    申请号：US10391037

    申请日：2003-03-17

    申请人： Katsuhiro Wakabayashi ,  Yukihiko Sawada ,  Sayuri Sato ,  Akiko Mizunuma ,  Takuya Imahashi ,  Tomoki Funakubo

    发明人： Katsuhiro Wakabayashi ,  Yukihiko Sawada ,  Sayuri Sato ,  Akiko Mizunuma ,  Takuya Imahashi ,  Tomoki Funakubo

    IPC分类号： A61B800

    CPC分类号： B06B1/0622

    摘要： By bonding a conductive first matching layer 14 to the acoustic radiation surface side, which is the bottom side, of a belt-shape piezoelectric element on both faces with electrodes provided, and using a dicing machine to form divided grooves 16, an array of piezoelectric elements 6, 6, . . . , 6 is formed in the element array direction. By deepening the divided grooves 16, generation of cross talk can be prevented, and by filling the portions of the divided grooves 16 not in contact with the piezoelectric elements 6 with a conductive adhesive 17, a reduction in strength due to formation of the divided grooves 16 can be prevented, and a common connection between the ground electrode 13b on the bottom surface of each piezoelectric element 6 and the conductive first matching layer 14 can be reliably secured.

    摘要翻译： 通过将导电性第一匹配层14与设置有电极的两面上的带状压电元件的底面的声辐射面侧接合，使用切割机形成分割槽16，将压电体 元素6,6。 。 。 ，6形成在元件排列方向上。 通过加深分割槽16，可以防止串扰的产生，并且通过用导电粘合剂17填充未与压电元件6接触的分隔槽16的部分，由于形成分隔槽而导致的强度降低 能够可靠地确保各压电元件6的底面的接地电极13b与导电性第一匹配层14之间的公共连接。

    Ultrasound transducer array
    2.
    发明授权
    Ultrasound transducer array 有权
    超声换能器阵列

    公开(公告)号：US06558323B2

    公开(公告)日：2003-05-06

    申请号：US09998982

    申请日：2001-11-30

    申请人： Katsuhiro Wakabayashi ,  Yukihiko Sawada ,  Sayuri Sato ,  Akiko Mizunuma ,  Takuya Imahashi ,  Tomoki Funakubo

    发明人： Katsuhiro Wakabayashi ,  Yukihiko Sawada ,  Sayuri Sato ,  Akiko Mizunuma ,  Takuya Imahashi ,  Tomoki Funakubo

    IPC分类号： A61B800

    CPC分类号： B06B1/0622

    摘要： By bonding a conductive first matching layer 14 to the acoustic radiation surface side, which is the bottom side, of a belt-shape piezoelectric element on both faces with electrodes provided, and using a dicing machine to form divided grooves 16, an array of piezoelectric elements 6, 6, . . . , 6 is formed in the element array direction. By deepening the divided grooves 16, generation of cross talk can be prevented, and by filling the portions of the divided grooves 16 not in contact with the piezoelectric elements 6 with a conductive adhesive 17, a reduction in strength due to formation of the divided grooves 16 can be prevented, and a common connection between the ground electrode 13b on the bottom surface of each piezoelectric element 6 and the conductive first matching layer 14 can be reliably secured.

    摘要翻译： 通过将导电性第一匹配层14与设置有电极的两面上的带状压电元件的底面的声辐射面侧接合，使用切割机形成分割槽16，将压电体 元素6,6。 。 。 ，6形成在元件排列方向上。 通过加深分割槽16，可以防止串扰的产生，并且通过用导电粘合剂17填充不与压电元件6接触的分隔槽16的部分，由于形成分隔槽而导致的强度降低 能够可靠地确保各压电元件6的底面的接地电极13b与导电性第一匹配层14之间的公共连接。

    Ultrasonic endoscope
    4.
    发明授权
    Ultrasonic endoscope 有权
    超声内窥镜

    公开(公告)号：US08066643B2

    公开(公告)日：2011-11-29

    申请号：US11666779

    申请日：2005-10-04

    申请人： Takuya Imahashi ,  Akiko Mizunuma ,  Yukihiko Sawada ,  Katsuhiro Wakabayashi ,  Sunao Sato

    发明人： Takuya Imahashi ,  Akiko Mizunuma ,  Yukihiko Sawada ,  Katsuhiro Wakabayashi ,  Sunao Sato

    IPC分类号： A61B8/00

    CPC分类号： A61B8/12 ,  A61B8/445 ,  A61B8/4483 ,  B06B1/0633

    摘要： The present invention provides an ultrasonic endoscope, comprising: an ultrasonic transducer in a cylindrical shape including a plurality of piezoelectric devices, an acoustic matching layer stacked on a principal plane on a sound emitting plane side, an acoustic lens on a plane of the acoustic matching layer opposite to a plane facing the piezoelectric devices, and a backing material stacked on another principal planes of the piezoelectric devices; an endoscopic observation and endo-therapy unit provided, for performing endoscopic image observation, at a proximal end side of the ultrasonic transducer; a cable assembly including a plurality of cables for transmitting signals to and from the ultrasonic transducer. In the above configuration, the cable assembly is arranged in such a manner that the cable assembly passes through an inside portion of the ultrasonic transducer, and is connected to the ultrasonic transducer at a distal end side of the ultrasonic transducer. Thereby, an ultrasonic endoscope is provided that has an ultrasonic transducer in which the ultrasonic transducer and coaxial cables will not be disconnected even under thermal or mechanical loads.

    摘要翻译： 本发明提供一种超声波内窥镜，其特征在于，包括：圆筒状的超声波振子，包括多个压电元件，声发射平面侧的主平面上叠加的声匹配层，声匹配平面上的声透镜 与面向压电元件的平面相对的层，以及堆叠在压电器件的另一个主平面上的背衬材料; 在超声波换能器的基端侧设置有用于进行内窥镜图像观察的内窥镜观察和内窥治疗单元; 电缆组件，其包括用于向超声换能器发送信号的多条电缆。 在上述结构中，电缆组件布置成使得电缆组件穿过超声波换能器的内部，并且在超声波换能器的远端侧连接到超声换能器。 因此，提供了具有超声波换能器的超声波内窥镜，其中即使在热或机械负载下，超声波换能器和同轴电缆也不会断开。

    Ultrasound Endoscope
    6.
    发明申请
    Ultrasound Endoscope 审中-公开
    超声内窥镜

    公开(公告)号：US20080119738A1

    公开(公告)日：2008-05-22

    申请号：US11883754

    申请日：2005-12-29

    申请人： Takuya Imahashi ,  Katsuhiro Wakabayashi ,  Yukihiko Sawada ,  Akiko Mizunuma ,  Hidemichi Aoki ,  Sunao Sato

    发明人： Takuya Imahashi ,  Katsuhiro Wakabayashi ,  Yukihiko Sawada ,  Akiko Mizunuma ,  Hidemichi Aoki ,  Sunao Sato

    IPC分类号： A61B8/12 ,  A61B1/005

    CPC分类号： A61B1/0055 ,  A61B1/00071 ,  A61B1/00094 ,  A61B1/00096 ,  A61B1/00114 ,  A61B1/00119 ,  A61B8/12 ,  A61B8/445 ,  A61B8/4488

    摘要： An ultrasound endoscope comprises an ultrasonic probe where a plurality of ultrasonic transducer elements for transmitting/receiving ultrasounds are arranged in a nearly cylindrical form, a distal rigid section which configures the tip of an endoscopic insertion tube and in which the ultrasonic probe is provided, a bending tube to which the distal rigid section is connected and which bends with remote operation, a flexible tube connected to the bending tube, and a signal line bundle which is a bundle of signal lines corresponding to respective ultrasonic transducer elements for transmitting a drive signal driving each of the ultrasonic transducer elements and which passes through the insides of the distal rigid section, the bending tube, and the flexible tube. The signal line bundle is covered with a binding member for binding the signal line bundle, and the binding force of the binding member which covers an area of the signal line bundle in a predetermined range in the signal line bundle included in the bending tube is made smaller than the binding force of the binding member which covers the signal line bundle in areas other than the predetermined range.

    摘要翻译： 超声波内窥镜包括：超声波探头，其中用于发送/接收超声波的多个超声波换能器元件以近似圆柱形的形式布置;构造内窥镜插入管的尖端的远端刚性部分，其中设置有超声波探头， 弯曲管，其远端刚性部分连接到其上并且远程操作弯曲;连接到弯曲管的柔性管;以及信号线束，其是对应于各个超声波换能器元件的信号线束，用于传输驱动信号驱动 每个超声换能器元件并且穿过远端刚性部分，弯曲管和柔性管的内部。 信号线束被用于绑定信号线束的装订构件覆盖，并且制成覆盖在弯曲管中包括的信号线束中的预定范围内的信号线束的区域的绑定构件的绑定力 小于在预定范围以外的区域中覆盖信号线束的装订构件的绑定力。

    Ultrasonic Transducer, Ultrasonic Transducer Array and Ultrasound Endoscope Apparatus
    7.
    发明申请
    Ultrasonic Transducer, Ultrasonic Transducer Array and Ultrasound Endoscope Apparatus 有权
    超声波传感器，超声波传感器阵列和超声内窥镜装置

    公开(公告)号：US20070293762A1

    公开(公告)日：2007-12-20

    申请号：US11663382

    申请日：2005-09-06

    申请人： Yukihiko Sawada ,  Katsuhiro Wakabayashi ,  Akiko Mizunuma ,  Takuya Imahashi ,  Sunao Sato

    发明人： Yukihiko Sawada ,  Katsuhiro Wakabayashi ,  Akiko Mizunuma ,  Takuya Imahashi ,  Sunao Sato

    IPC分类号： A61B8/00

    CPC分类号： A61B8/12 ,  A61B8/4281 ,  A61B8/445 ,  A61B8/4483 ,  A61B8/4494 ,  B06B1/0633

    摘要： An ultrasonic transducer arraying at even intervals ultrasonic transducers for transmitting and receiving ultrasonic waves and layering a plurality of acoustic matching layers on them, comprising an transducer shape forming member made of a fiber-reinforced thermosetting PPE for filling a gap formed on the side face of the ultrasonic transducer with the same material as that of the acoustic matching layer, mixing a colorant in a division member adjacent to a predefined ultrasonic transducer from among a plurality of ultrasonic transducers, and arraying the plurality thereof.

    摘要翻译： 超声波换能器以均匀间隔排列超声波换能器，用于发射和接收超声波，并在其上分层多个声匹配层，包括由纤维增强热固性PPE制成的换能器形状构件，用于填充形成在侧面上的间隙 所述超声波换能器具有与所述声匹配层相同的材料，将多个超声换能器中的与预定义的超声波换能器相邻的分隔构件中的着色剂混合，并且排列多个。

    Ultrasonic probe
    8.
    发明授权
    Ultrasonic probe 有权
    超声波探头

    公开(公告)号：US08076824B2

    公开(公告)日：2011-12-13

    申请号：US13110418

    申请日：2011-05-18

    申请人： Yukihiko Sawada ,  Akiko Mizunuma ,  Katsuhiro Wakabayashi ,  Takuya Imahashi ,  Sunao Sato

    发明人： Yukihiko Sawada ,  Akiko Mizunuma ,  Katsuhiro Wakabayashi ,  Takuya Imahashi ,  Sunao Sato

    IPC分类号： A61B8/14

    CPC分类号： A61B8/12 ,  A61B8/445 ,  A61B8/4455 ,  A61B8/4488 ,  B06B1/067 ,  B06B2201/76 ,  G10K11/02

    摘要： An electronic radial ultrasonic probe comprising an electronic radial array which comprises a plurality of ultrasonic transducers being continuously arrayed circularly around an insertion axis as center and also for which a transmission/reception of an ultrasonic wave is controlled by electronically selecting the plurality of ultrasonic transducer, comprises: a support member equipped on the electronic radial array; a lock member featured with a cavity in which the support member is inserted and with a lock groove for locking a balloon which is mounted in a manner to cover the electronic radial array and in which an ultrasonic medium is filled; and a filler member which is constituted by an adhesive material converting from a fluid state to a solid state, and is filled in the cavity.

    摘要翻译： 一种电子径向超声波探头，包括电子径向阵列，该电子径向阵列包括围绕作为中心的插入轴线循环连续排列的多个超声波换能器，并且还通过电子选择所述多个超声波换能器来控制超声波的发送/接收， 包括：安装在所述电子径向阵列上的支撑构件; 具有凹槽的锁定构件，其中支撑构件被插入其中，并且具有用于锁定气囊的锁定槽，其以覆盖电子径向阵列的方式安装并且其中填充有超声波介质; 以及填充构件，其由从流体状态转变为固态的粘合剂材料构成，并且填充在空腔中。

    Array ultrasonic transducer having piezoelectric devices
    10.
    发明授权
    Array ultrasonic transducer having piezoelectric devices 有权
    具有压电器件的阵列超声换能器

    公开(公告)号：US07696671B2

    公开(公告)日：2010-04-13

    申请号：US11665208

    申请日：2005-10-04

    申请人： Yukihiko Sawada ,  Akiko Mizunuma ,  Katsuhiro Wakabayashi ,  Takuya Imahashi ,  Sunao Sato

    发明人： Yukihiko Sawada ,  Akiko Mizunuma ,  Katsuhiro Wakabayashi ,  Takuya Imahashi ,  Sunao Sato

    IPC分类号： H01L41/08

    CPC分类号： B06B1/0622 ,  Y10T29/42 ,  Y10T29/49005

    摘要： An ultrasonic transducer in which lead wire connection is facilitated even when piezoelectric devices are divided in order to prevent lateral vibrations from affecting longitudinal vibrations is manufactured by a method comprising: a step in which first dicing grooves are formed on an acoustic matching layer and a piezoelectric device plate that are mounted together in order to form a plurality of piezoelectric devices; a step in which a board and the respective piezoelectric devices are connected together; a step in which surfaces in the vicinity of locations at which the board and the piezoelectric devices are connected together are coated with a conductive sheet; and a step in which the plurality of transducer elements are formed by forming second dicing grooves between the first dicing grooves formed on the piezoelectric devices and the board that is coated with the conductive sheet and on the acoustic matching layer.

    摘要翻译： 一种超声波换能器，其中即使在压电装置被分割以便防止横向振动影响纵向振动的情况下，导线连接也被促进，其方法包括：一个步骤，其中在声匹配层上形成第一切割槽和压电 装置板，其安装在一起以形成多个压电装置; 板和各个压电装置连接在一起的步骤; 将板和压电元件连接在一起的位置附近的表面涂覆有导电片的步骤; 以及通过在形成在压电元件上的第一切割槽与被覆有导电片的基板和声匹配层之间形成第二切割槽来形成多个换能器元件的步骤。