公开(公告)号：US08624597B2

公开(公告)日：2014-01-07

申请号：US12978839

申请日：2010-12-27

申请人： Modhurin Banerjee ,  Fraser Robb ,  Pei H. Chan

发明人： Modhurin Banerjee ,  Fraser Robb ,  Pei H. Chan

IPC分类号： G01R33/44

CPC分类号： G01R33/3415 ,  G01R33/3678

摘要： A radio frequency (RF) coil array includes a first coil section and a second coil section mechanically coupled to the first coil section. The first coil section includes a first row of a plurality of double asymmetric saddle coil pairs arranged in a left-right direction and a second row of a plurality of double asymmetric saddle coil pairs arranged in a left-right direction. The first row and the second row are arranged along a superior-inferior direction. The second coil section includes a plurality of loop coils arranged around at least a portion of a perimeter of the first coil section.

摘要翻译： 射频（RF）线圈阵列包括机械耦合到第一线圈段的第一线圈段和第二线圈段。 第一线圈部分包括沿左右方向布置的多个双重非对称鞍形线圈对的第一排和沿左右方向布置的多个双非对称鞍形线圈对的第二排。 第一排和第二排沿着上下方向排列。 第二线圈部分包括围绕第一线圈部分的周边的至少一部分布置的多个环形线圈。

公开(公告)号：US08046046B2

公开(公告)日：2011-10-25

申请号：US10828157

申请日：2004-04-20

申请人： Pei H. Chan ,  Labros Petropoulos

发明人： Pei H. Chan ,  Labros Petropoulos

IPC分类号： A61B5/05

CPC分类号： G01R33/3415 ,  G01R33/34084

摘要： A RF array coil system and method for magnetic resonance imaging are provided. The array coil system includes an anterior coil section having a main anterior coil section and at least one secondary anterior coil section removably attachable to the main anterior coil section. The array coil system further includes a posterior coil section having a main posterior coil section and at least one secondary posterior coil section removably attachable to the main posterior coil section.

摘要翻译： 提供了用于磁共振成像的RF阵列线圈系统和方法。 阵列线圈系统包括具有主前线圈部分的前线圈部分和可拆卸地附接到主前线圈部分的至少一个次级前线圈部分。 阵列线圈系统还包括具有主后线圈部分和可移除地附接到主后线圈部分的至少一个次级后线圈部分的后线圈部分。

公开(公告)号：US07084631B2

公开(公告)日：2006-08-01

申请号：US10846783

申请日：2004-05-14

申请人： Kun Qu ,  Pei H. Chan ,  Tsinghua Zheng ,  Joseph Murphy-Boesch ,  Labros S. Petropoulos

发明人： Kun Qu ,  Pei H. Chan ,  Tsinghua Zheng ,  Joseph Murphy-Boesch ,  Labros S. Petropoulos

IPC分类号： G01V3/00

CPC分类号： G01R33/3415

摘要： A magnetic resonance imaging (MRI) array coil system and method for breast imaging are provided. The MRI array coil system includes a top coil portion with two openings configured to receive therethrough objects to be imaged. The MRI array coil system further includes a bottom coil portion having two openings configured to access from sides of the bottom coil portion the objects to be imaged. The top coil portion and bottom coil portion each have a plurality of coil elements configured to provide parallel imaging.

摘要翻译： 提供了磁共振成像（MRI）阵列线圈系统和乳房成像方法。 MRI阵列线圈系统包括具有两个开口的顶部线圈部分，其被配置为接收要成像的对象。 MRI阵列线圈系统还包括底部线圈部分，其具有被配置为从底部线圈部分的侧面进入待成像对象的两个开口。 顶部线圈部分和底部线圈部分各自具有被配置为提供平行成像的多个线圈元件。

公开(公告)号：US20130328565A1

公开(公告)日：2013-12-12

申请号：US13492481

申请日：2012-06-08

申请人： Victor Taracila ,  Miguel Angel Navarro ,  Fraser Robb ,  Pei H. Chan

发明人： Victor Taracila ,  Miguel Angel Navarro ,  Fraser Robb ,  Pei H. Chan

IPC分类号： G01R33/422 ,  B23P11/00

CPC分类号： G01R33/3685 ,  Y10T29/4984

摘要： Radio-frequency (RF) traps and methods of common-mode energy damping are provided. One RF trap includes a body and a shutter holder rotatably coupled within the body, wherein the shutter holder is configured to rotate within the body about a longitudinal axis. The RF trap further including a magnetic flux shutter coupled to the shutter holder, wherein the magnetic flux shutter rotates within the body with the shutter holder to align the magnetic flux shutter at an angle within the body.

摘要翻译： 提供射频（RF）陷阱和共模能量阻尼的方法。 一个RF陷波器包括主体和可旋转地联接在主体内的快门保持器，其中快门保持器构造成围绕纵向轴线在主体内旋转。 RF陷波器还包括耦合到快门保持器的磁通快门，其中磁通快门在主体内与快门保持器一起旋转以使磁通快门在主体内成一定角度。

公开(公告)号：US20110156705A1

公开(公告)日：2011-06-30

申请号：US12706533

申请日：2010-02-16

申请人： Pei H. Chan ,  Yiping Guan ,  Fraser J. Robb ,  Sunyu Su

发明人： Pei H. Chan ,  Yiping Guan ,  Fraser J. Robb ,  Sunyu Su

IPC分类号： G01R33/44

CPC分类号： G01R33/3415 ,  G01R33/3678 ,  G01R33/5611

摘要： A radio frequency (RF) coil array includes a plurality of RF coil sections arranged in a superior-inferior direction. Each RF coil section includes a first linear coil element, a loop-saddle coil quadrature pair and a second linear coil element configured in an overlapping arrangement in a left-right direction. The position of the first linear coil element and the second linear coil element on the left and right may be shifted in the superior-inferior direction with respect to the center loop-saddle coil quadrature pair.

摘要翻译： 射频（RF）线圈阵列包括沿上下方向排列的多个RF线圈部。 每个RF线圈部分包括第一线性线圈元件，环形鞍形线圈正交对和在左右方向上以重叠布置配置的第二线性线圈元件。 第一线性线圈元件和第二线性线圈元件在左右的位置可以相对于中心匝线圈正交对在上下方向上移位。

公开(公告)号：US06930480B1

公开(公告)日：2005-08-16

申请号：US10187353

申请日：2002-06-28

申请人： Hiroyuki Fujita ,  Labros S. Petropoulos ,  Mark Xueming Zou ,  Pei H. Chan ,  Dashen Chu ,  Joseph Murphy-Boesch

发明人： Hiroyuki Fujita ,  Labros S. Petropoulos ,  Mark Xueming Zou ,  Pei H. Chan ,  Dashen Chu ,  Joseph Murphy-Boesch

IPC分类号： G01R33/34 ,  G01R33/561 ,  G01V3/00

CPC分类号： G01R33/34046 ,  G01R33/5611

摘要： A partially parallel acquisition RF coil array for imaging a human head includes at least a first, a second and a third loop coil adapted to be arranged circumambiently about the lower portion of the head; and at least a forth, a fifth and a sixth coil adapted to be conformably arranged about the summit of the head. A partially parallel acquisition RF coil array for imaging a human head includes at least a first, a second, a third and a fourth loop coil adapted to be arranged circumambiently about the lower portion of the head; and at least a first and a second Figure-8 or saddle coil adapted to be conformably arranged about the summit of the head.

摘要翻译： 用于对人头进行成像的部分并行采集RF线圈阵列包括至少第一，第二和第三环形线圈，其适于围绕头部的下部周边布置; 以及适于围绕头部的顶点顺应地布置的至少一个第四，第五和第六线圈。 用于对人头进行成像的部分并行采集RF线圈阵列包括至少第一，第二，第三和第四环形线圈，其适于围绕头部的下部周边布置; 以及至少第一和第二图8或鞍形线圈，其适于围绕头部的顶点顺应地布置。

公开(公告)号：US08179136B2

公开(公告)日：2012-05-15

申请号：US12474624

申请日：2009-05-29

申请人： Pei H. Chan ,  Dan K. Spence ,  Fraser J. Robb ,  Vincent W. Chen ,  Modhurin Banerjee ,  Victor Taracila

发明人： Pei H. Chan ,  Dan K. Spence ,  Fraser J. Robb ,  Vincent W. Chen ,  Modhurin Banerjee ,  Victor Taracila

IPC分类号： G01V3/00

CPC分类号： G01R33/3415 ,  G01R33/34069 ,  G01R33/3642 ,  G01R33/365 ,  G01R33/5611

摘要： A radio frequency (RF) coil array includes a plurality of RF coil sections arranged in a superior-inferior direction. Each RF coil section includes a plurality of asymmetric saddle coil pairs configured in an overlapping arrangement in a left-right direction. The plurality of asymmetric saddle coil pairs may include three asymmetric saddle coil pairs arranged in a left-right direction. The position of the asymmetric saddle coil pairs on the left and right may be shifted in the superior-inferior direction with respect to the middle asymmetric saddle coil pair. In an alternative configuration, each RF coil section includes a first loop coil, an asymmetric saddle coil pair and a second loop coil arranged in a left-right direction.

摘要翻译： 射频（RF）线圈阵列包括沿上下方向排列的多个RF线圈部。 每个RF线圈段包括以左右方向重叠布置配置的多个非对称鞍形线圈对。 多个非对称鞍形线圈对可以包括沿左右方向布置的三个非对称鞍形线圈对。 左右不对称鞍形线圈对的位置可以相对于中间的非对称鞍形线圈对在上下方向上移位。 在另一种配置中，每个RF线圈段包括第一环形线圈，非对称鞍形线圈对和沿左右方向布置的第二环形线圈。

公开(公告)号：US20100265020A1

公开(公告)日：2010-10-21

申请号：US12474624

申请日：2009-05-29

申请人： Pei H. Chan ,  Dan K. Spence ,  Fraser J. Robb ,  Vincent W. Chen ,  Modhurin Banerjee ,  Victor Taracila

发明人： Pei H. Chan ,  Dan K. Spence ,  Fraser J. Robb ,  Vincent W. Chen ,  Modhurin Banerjee ,  Victor Taracila

IPC分类号： H01F27/28

CPC分类号： G01R33/3415 ,  G01R33/34069 ,  G01R33/3642 ,  G01R33/365 ,  G01R33/5611

摘要： A radio frequency (RF) coil array includes a plurality of RF coil sections arranged in a superior-inferior direction. Each RF coil section includes a plurality of asymmetric saddle coil pairs configured in an overlapping arrangement in a left-right direction. The plurality of asymmetric saddle coil pairs may include three asymmetric saddle coil pairs arranged in a left-right direction. The position of the asymmetric saddle coil pairs on the left and right may be shifted in the superior-inferior direction with respect to the middle asymmetric saddle coil pair. In an alternative configuration, each RF coil section includes a first loop coil, an asymmetric saddle coil pair and a second loop coil arranged in a left-right direction.

摘要翻译： 射频（RF）线圈阵列包括沿上下方向排列的多个RF线圈部。 每个RF线圈段包括以左右方向重叠布置配置的多个非对称鞍形线圈对。 多个非对称鞍形线圈对可以包括沿左右方向布置的三个非对称鞍形线圈对。 左右不对称鞍形线圈对的位置可以相对于中间的非对称鞍形线圈对在上下方向上移位。 在另一种配置中，每个RF线圈段包括第一环形线圈，非对称鞍形线圈对和沿左右方向布置的第二环形线圈。

公开(公告)号：US08441258B2

公开(公告)日：2013-05-14

申请号：US12706533

申请日：2010-02-16

申请人： Pei H. Chan ,  Yiping Guan ,  Fraser J. Robb ,  Sunyu Su

发明人： Pei H. Chan ,  Yiping Guan ,  Fraser J. Robb ,  Sunyu Su

IPC分类号： G01V3/14 ,  G01R33/483

CPC分类号： G01R33/3415 ,  G01R33/3678 ,  G01R33/5611

摘要： A radio frequency (RF) coil array includes a plurality of RF coil sections arranged in a superior-inferior direction. Each RF coil section includes a first linear coil element, a loop-saddle coil quadrature pair and a second linear coil element configured in an overlapping arrangement in a left-right direction. The position of the first linear coil element and the second linear coil element on the left and right may be shifted in the superior-inferior direction with respect to the center loop-saddle coil quadrature pair.

摘要翻译： 射频（RF）线圈阵列包括沿上下方向排列的多个RF线圈部。 每个RF线圈部分包括第一线性线圈元件，环形鞍形线圈正交对和以左右方向重叠布置配置的第二线性线圈元件。 第一线性线圈元件和第二线性线圈元件在左右的位置可以相对于中心匝线圈正交对在上下方向上移位。

公开(公告)号：US06975115B1

公开(公告)日：2005-12-13

申请号：US10164664

申请日：2002-06-07

申请人： Hiroyuki Fujita ,  Pei H. Chan ,  Dashen Chu ,  Joseph Murphy-Boesch ,  Labros S. Petropoulos ,  Mark Xueming Zou

发明人： Hiroyuki Fujita ,  Pei H. Chan ,  Dashen Chu ,  Joseph Murphy-Boesch ,  Labros S. Petropoulos ,  Mark Xueming Zou

IPC分类号： G01R33/3415 ,  G01V3/00

CPC分类号： G01R33/3415

摘要： A partially parallel acquisition RF coil array for imaging a sample includes at least a first, a second and a third coil adapted to be arranged circumambiently about the sample and to provide both contrast data and spatial phase encoding data.

摘要翻译： 用于对样本进行成像的部分平行采集RF线圈阵列包括至少第一，第二和第三线圈，其适于围绕样本周边布置并提供对比度数据和空间相位编码数据。