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1. 发明授权

US08158951B2 Apparatus and methods for evaluating operation of pixelated detectors 有权
标题翻译：用于评估像素化检测器的操作的装置和方法
公开(公告)号：US08158951B2
公开(公告)日：2012-04-17
申请号：US12365100
申请日：2009-02-03
申请人： Girish Bal , Floribertus Heukensfeldt Jansen , Osnat Zak , Gideon Berlad , Yaron Hefetz , Sergei Dolinsky , Brian D. Yanoff , John Eric Tkaczyk , Yanfeng Du , Ravindra Mohan Manjeshwar , Evren Asma , Qian Hua
发明人： Girish Bal , Floribertus Heukensfeldt Jansen , Osnat Zak , Gideon Berlad , Yaron Hefetz , Sergei Dolinsky , Brian D. Yanoff , John Eric Tkaczyk , Yanfeng Du , Ravindra Mohan Manjeshwar , Evren Asma , Qian Hua
IPC分类号： G01T1/00
CPC分类号： G01T1/249 , G01T1/247
摘要： An apparatus and methods for evaluating the operation of pixelated detectors are provided. The method includes obtaining data values for each of a plurality of pixels of a pixelated detector and determining a data consistency metric for each of the plurality of detector pixels. The method further includes identifying, using the determined data consistency metric, any detector pixels that exceed an acceptance criterion as noisy pixels.
摘要翻译：提供了一种用于评估像素化检测器的操作的装置和方法。该方法包括获得像素化检测器的多个像素中的每一个的数据值，并确定多个检测器像素中的每一个的数据一致性度量。该方法还包括使用所确定的数据一致性度量来识别超过接受标准的任何检测器像素作为噪声像素。

2. 发明申请

US20100193697A1 APPARATUS AND METHODS FOR EVALUATING OPERATION OF PIXELATED DETECTORS 有权
标题翻译：用于评估像素检测器操作的装置和方法
公开(公告)号：US20100193697A1
公开(公告)日：2010-08-05
申请号：US12365100
申请日：2009-02-03
申请人： Girish Bal , Floribertus Heukensfeldt Jansen , Osnat Zak , Gideon Berlad , Yaron Hefetz , Sergei Dolinsky , Brian D. Yanoff , John Eric Tkaczyk , Yanfeng Du , Ravindra Mohan Manjeshwar , Evren Asma , Qian Hua
发明人： Girish Bal , Floribertus Heukensfeldt Jansen , Osnat Zak , Gideon Berlad , Yaron Hefetz , Sergei Dolinsky , Brian D. Yanoff , John Eric Tkaczyk , Yanfeng Du , Ravindra Mohan Manjeshwar , Evren Asma , Qian Hua
IPC分类号： G01T1/00 , G01T1/172
CPC分类号： G01T1/249 , G01T1/247
摘要： An apparatus and methods for evaluating the operation of pixelated detectors are provided. The method includes obtaining data values for each of a plurality of pixels of a pixelated detector and determining a data consistency metric for each of the plurality of detector pixels. The method further includes identifying, using the determined data consistency metric, any detector pixels that exceed an acceptance criterion as noisy pixels.
摘要翻译：提供了一种用于评估像素化检测器的操作的装置和方法。该方法包括获得像素化检测器的多个像素中的每一个的数据值，并确定多个检测器像素中的每一个的数据一致性度量。该方法还包括使用所确定的数据一致性度量来识别超过接受标准的任何检测器像素作为噪声像素。

3. 发明授权

US07194062B2 Gamma camera and CT system 失效
标题翻译：伽玛相机和CT系统
公开(公告)号：US07194062B2
公开(公告)日：2007-03-20
申请号：US11217644
申请日：2005-08-31
申请人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
发明人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
IPC分类号： A61B6/00 , A61B6/08
CPC分类号： G01T1/1615 , A61B6/037 , A61B6/4429 , A61B6/5235 , A61B6/541 , A61B6/584
摘要： A method of mounting a CT imager on a gantry: determining a center of rotation of a rotor of the gantry; siting a plurality of mounting elements at predetermined positions with respect to the center of rotation; and attaching the mounting elements to the rotor while keeping the mounting elements at the predetermined positions.
摘要翻译：将CT成像器安装在台架上的方法：确定台架转子的旋转中心; 在相对于旋转中心的预定位置处设置多个安装元件; 以及将安装元件连接到转子上，同时将安装元件保持在预定位置。

4. 发明授权

US06271524B1 Gamma ray collimator 失效
标题翻译：伽玛射线准直仪
公开(公告)号：US06271524B1
公开(公告)日：2001-08-07
申请号：US09129078
申请日：1998-08-05
申请人： Naor Wainer , Gideon Berlad , Yaron Hefetz , Dov Maor , Israel Ohana , Natan Hermony
发明人： Naor Wainer , Gideon Berlad , Yaron Hefetz , Dov Maor , Israel Ohana , Natan Hermony
IPC分类号： G01T1164
CPC分类号： G21K1/02
摘要： A gamma ray collimator assembly comprising a first portion and a second collimator portion, the first and second portions having different gamma ray acceptance angles.
摘要翻译：一种伽马射线准直器组件，包括第一部分和第二准直器部分，第一和第二部分具有不同的伽马射线接受角。

5. 发明授权

US06242745B1 Solid state gamma camera 失效
标题翻译：固态伽马相机
公开(公告)号：US06242745B1
公开(公告)日：2001-06-05
申请号：US09308808
申请日：1999-05-24
申请人： Gideon Berlad , Yaron Hefetz
发明人： Gideon Berlad , Yaron Hefetz
IPC分类号： G01T124
CPC分类号： G01T1/1642 , A61B6/4258 , G01T1/247 , G01T1/2928
摘要： A gamma camera head including: a plurality of signal sources, each associated with a pixel position, the source producing a signal when a gamma ray absorption event occurs at or sufficiently close to its associated pixel, wherein the plurality of signal sources is associated with a contiguous extent of pixels; and a plurality of electronic circuits, each of which receives signals from at least two of the plurality of signal sources, wherein each circuit receives the signals only from sources associated with non-contiguous pixels.
摘要翻译：一种伽马相机头，包括：多个信号源，每个信号源与像素位置相关联，当伽马射线吸收事件发生在或相当于其相关联的像素时，源产生信号，其中多个信号源与连续的像素范围; 以及多个电子电路，每个电子电路接收来自多个信号源中的至少两个的信号，其中每个电路仅从与非连续像素相关联的源接收信号。

6. 发明申请

US20060214108A1 Gamma Camera and CT System 审中-公开
标题翻译：伽马相机和CT系统
公开(公告)号：US20060214108A1
公开(公告)日：2006-09-28
申请号：US11419824
申请日：2006-05-23
申请人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
发明人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
IPC分类号： G01T1/166
CPC分类号： G01T1/1615 , A61B6/037 , A61B6/4429 , A61B6/5235 , A61B6/541 , A61B6/584
摘要： A nuclear medicine camera having an X-ray imaging capability. The camera comprises at least one gamma camera mounted on a gantry and an X-ray CT imager mounted on the same gantry. The at least one gamma camera and the X-ray imager are capable of simultaneously rotating about a common axis at different rotation rates.
摘要翻译：具有X射线成像能力的核医学相机。照相机包括安装在台架上的至少一个伽马照相机和安装在同一台架上的X射线CT成像器。所述至少一个伽马照相机和X射线成像仪能够以不同的旋转速率围绕公共轴线同时旋转。

7. 发明申请

US20050127301A1 Gamma camera and CT system 有权
标题翻译：伽玛相机和CT系统
公开(公告)号：US20050127301A1
公开(公告)日：2005-06-16
申请号：US11044772
申请日：2005-01-26
申请人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
发明人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
IPC分类号： G01T1/161 , G01T1/164 , G21K1/12
CPC分类号： G01T1/1615 , A61B6/037 , A61B6/4429 , A61B6/5235 , A61B6/541 , A61B6/584
摘要： A nuclear medicine camera having an X-ray imaging capability, comprising: a gantry having a stationary portion and at least one rotating portion; at least one gamma camera mounted on a said at least one rotating portion and capable of being rotated together at a common first rotation rate about an axis, said at least one gamma camera being capable of acquiring nuclear imaging data for reconstructing a tomographic nuclear image; and an X-ray CT imager having an X-ray source mounted on said at least one rotating portion and being capable of acquiring X-ray imaging data for reconstructing an X-ray image; said X-ray CT imager being mounted closer to said stationary portion than said at least one gamma camera.
摘要翻译：一种具有X射线成像能力的核医学相机，包括：具有静止部分和至少一个旋转部分的台架; 至少一个伽马照相机安装在所述至少一个旋转部分上并且能够以围绕轴线的公共第一旋转速率一起旋转，所述至少一个伽马照相机能够获取用于重建断层摄影核图像的核成像数据; 以及X射线CT成像器，其具有安装在所述至少一个旋转部分上的X射线源，并且能够获取用于重建X射线图像的X射线成像数据; 所述X射线CT成像器比所述至少一个伽马照相机更靠近所述固定部分。

8. 发明授权

US06878941B2 Gamma camera and CT system 失效
标题翻译：伽玛相机和CT系统
公开(公告)号：US06878941B2
公开(公告)日：2005-04-12
申请号：US10900936
申请日：2004-07-28
申请人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
发明人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
IPC分类号： G01T1/161 , G01T1/164 , G21K1/12
CPC分类号： G01T1/1615 , A61B6/037 , A61B6/4429 , A61B6/5235 , A61B6/541 , A61B6/584
摘要： Apparatus for producing attenuation corrected nuclear medicine images of patients, comprising: at least one gamma camera head that acquires nuclear image data suitable to produce a nuclear tomographic image at a first controllable rotation rate about an axis; at least one X-ray CT imager that acquires X-ray data suitable to produce an attenuation image for correction of the nuclear tomographic image at a second controllable rotation rate about the axis; and a controller that controls the data acquisition and first and second rotation rates to selectively provide at least one of the following modes of operation: (i) a movement gated NM imaging mode in which the second rotation rate is substantially higher than the first rotation rate and the data from each view of the X-ray acquisition is associated with one of a plurality of respiration gated time periods; (ii) a cardiac gated NM imaging mode in which the second rotation rate is substantially higher than the first rotation rate and the data from each view of the X-ray acquisition for different rotations is averaged, wherein the X-ray data is not correlated with the cardiac cycle; and (iii) a cardiac gated NM imaging mode in which the second rotation rate is higher than the first rotation rate and the X-ray data is binned in accordance with a same binning as the NM data.
摘要翻译：用于产生患者的衰减校正核医学图像的装置，包括：至少一个伽马相机头，其获取适于以围绕轴线的第一可控转速产生核断层图像的核图像数据;至少一个X射线CT成像器，获取适于产生用于校正所述核断层图像的衰减图像的X射线数据，所述衰减图像以关于所述轴的第二可控旋转速率; 以及控制器，其控制数据采集和第一和第二旋转速率以选择性地提供以下操作模式中的至少一种：（i）运动选通NM成像模式，其中第二旋转速率基本上高于第一旋转速率，以及来自X射线获取的每个视图的数据与多个呼吸选通时间段中的一个相关联;（ii）心脏门控NM成像模式，其中第二旋转速率基本上高于第一旋转速率，并且数据对于不同旋转的X射线采集的每个视图进行平均，其中X射线数据与心动周期不相关; 和（iii）心脏门控NM成像模式，其中第二旋转速率高于第一旋转速率，并且X射线数据根据与NM数据相同的组合进行分样。

9. 发明授权

US07087903B2 Gamma camera and CT system 有权
标题翻译：伽玛相机和CT系统
公开(公告)号：US07087903B2
公开(公告)日：2006-08-08
申请号：US11044772
申请日：2005-01-26
申请人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
发明人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
IPC分类号： G01T1/161
CPC分类号： G01T1/1615 , A61B6/037 , A61B6/4429 , A61B6/5235 , A61B6/541 , A61B6/584
摘要： A nuclear medicine camera having an X-ray imaging capability, comprising: a gantry having a stationary portion and at least one rotating portion; at least one gamma camera mounted on a said at least one rotating portion and capable of being rotated together at a common first rotation rate about an axis, said at least one gamma camera being capable of acquiring nuclear imaging data for reconstructing a tomographic nuclear image; and an X-ray CT imager having an X-ray source mounted on said at least one rotating portion and being capable of acquiring X-ray imaging data for reconstructing an X-ray image; said X-ray CT imager being mounted closer to said stationary portion than said at least one gamma camera.
摘要翻译：一种具有X射线成像能力的核医学相机，包括：具有静止部分和至少一个旋转部分的台架; 至少一个伽马照相机安装在所述至少一个旋转部分上并且能够以围绕轴线的公共第一旋转速率一起旋转，所述至少一个伽马照相机能够获取用于重建断层摄影核图像的核成像数据; 以及X射线CT成像器，其具有安装在所述至少一个旋转部分上的X射线源，并且能够获取用于重建X射线图像的X射线成像数据; 所述X射线CT成像器比所述至少一个伽马照相机更靠近所述固定部分。

10. 发明申请

US20060050839A1 Gamma camera and CT system 失效
标题翻译：伽玛相机和CT系统
公开(公告)号：US20060050839A1
公开(公告)日：2006-03-09
申请号：US11217644
申请日：2005-08-31
申请人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
发明人： Adi Balan , Yigal Shrem , Albert Lonn , Benny Hajaj , Naor Wainer , Yaron Hefetz , Gideon Berlad , Leonid Yakubovsky
IPC分类号： H05G1/60 , A61B6/00 , G01N23/00 , G21K1/12
CPC分类号： G01T1/1615 , A61B6/037 , A61B6/4429 , A61B6/5235 , A61B6/541 , A61B6/584
摘要： A method of mounting a CT imager on a gantry: determining a center of rotation of a rotor of the gantry; siting a plurality of mounting elements at predetermined positions with respect to the center of rotation; and attaching the mounting elements to the rotor while keeping the mounting elements at the predetermined positions.
摘要翻译：将CT成像器安装在台架上的方法：确定台架转子的旋转中心; 在相对于旋转中心的预定位置处设置多个安装元件; 以及将安装元件连接到转子上，同时将安装元件保持在预定位置。

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