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Method for determining positron emission measurement information in the context of positron emission tomography

机译:在正电子发射断层摄影术中确定正电子发射测量信息的方法

摘要

A method is disclosed for determining positron emission measurement information in the context of positron emission tomography. The method includes carrying out a positron emission measurement, in a body area of a subject to be examined, to record positron emission measurement information with point resolution and determining a time frame of the measurement by, at the same time, generating images of the body area to be examined with a relatively higher time resolution and with point-resolved image data, using a second imaging method. Further, a local shift of points of individual images of the second imaging method is determined, caused by movement processes of the subject to be examined, and as a function thereof, of the positron emission measurement information for at least a part of the measurement period and of the body area to be examined. Finally, the positron emission measurement information is adjusted as a function of the determined shift.
机译:公开了一种在正电子发射断层摄影的情况下确定正电子发射测量信息的方法。该方法包括在要检查的对象的身体区域中进行正电子发射测量,以点分辨率记录正电子发射测量信息,并通过同时生成人体图像来确定测量的时间范围。使用第二种成像方法,以相对较高的时间分辨率和点分辨图像数据检查要检查的区域。此外,确定第二成像方法的单个图像的点的局部偏移,该偏移是由要检查的对象的运动过程引起的,并且根据其确定至少一部分测量周期的正电子发射测量信息以及要检查的身体部位。最后,根据所确定的偏移来调整正电子发射测量信息。

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