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    • 6. 发明申请
    • Magnetic Resonance System Having a Base Body and a Patient Bed and Inductive or Capacitive Signal Transmission
    • 具有基体和患者床以及感应或电容信号传输的磁共振系统
    • US20080197849A1
    • 2008-08-21
    • US11993932
    • 2006-09-28
    • Oliver HeidMarkus Vester
    • Oliver HeidMarkus Vester
    • G01R33/28A61B5/055
    • G01R33/56375G01R33/3415G01R33/3642
    • A magnetic resonance system has a base body embodying a magnet system that generates magnetic fields in an excitation region on the base body, a patient bed that is movable in a travel direction through a travel region relative to the base body, the patient bed receiving an examination subject thereon to move the examination subject through the examination region, a local coil that is operable in combination with the magnet system to generate magnetic resonance signals in the examination subject and to detect the magnetic resonance signals resulting therefrom, and an evaluation device that evaluates the magnetic resonance signals detected by the local coil. A base body coupling element, at a predetermined base body location, is connected to the evaluation device. A patient bed coupling element, located at a predetermined patient bed location, is connected to the local coil. The base body and patient bed coupling elements feed the magnetic resonance signals to the evaluation device when, and as long as, the patient bed has moved by a predetermined segment of the travel region.
    • 磁共振系统具有体现磁体系统的基体,该磁体系统在基体上的激发区域中产生磁场,患者床可相对于基体在行进方向上通过行进区域移动,患者床接收 检查对象通过检查区域移动检查对象,本地线圈,其可与磁体系统组合操作以在检查对象中产生磁共振信号,并检测由此产生的磁共振信号,以及评估装置,其评估 由本地线圈检测到的磁共振信号。 在预定的基体位置处的基体连接元件连接到评估装置。 位于预定患者床位置处的患者床联接元件连接到局部线圈。 当患者床已经移动了行进区域的预定段时,基体和患者床联接元件将磁共振信号馈送到评估装置。
    • 7. 发明授权
    • Method and device for controlling image data acquisition and image reconstruction
    • 用于控制图像数据采集和图像重建的方法和装置
    • US08073225B2
    • 2011-12-06
    • US11450631
    • 2006-06-09
    • Ulrich HagenOliver HeidThomas KlugeMarkus Vester
    • Ulrich HagenOliver HeidThomas KlugeMarkus Vester
    • G06K9/00
    • G01R33/3621G01R33/54G01R33/5608G06F19/00G06F19/321G06T15/005
    • In a method and a device for optimization of a combined system for the acquisition of magnetic resonance tomographic measurement data and an image reconstruction process, the image reconstruction process is already executed during the acquisition of the measurement data, by the calculation process being deconstructed into calculation packets, and rules are defined that establish which requirements must be met for the execution of the respective calculation packet. The calculation process is reorganized into a workflow structure based on the calculation packets and the rules. The calculation process is controlled using the generated workflow structure synchronized to the acquisition process. The rules entirely describe the calculation process, i.e. inclusive of all calculation packets and their logical dependencies. The stability of the calculation process is thus entirely independent of the chronological order of the measurement data acquisition.
    • 在用于获取磁共振断层摄影测量数据和图像重建处理的组合系统的优化的方法和装置中,在采集测量数据期间已经执行了图像重建处理,计算过程被解构为计算 定义分组和规则,确定为执行相应的计算分组必须满足哪些要求。 计算过程根据计算包和规则重组为工作流结构。 使用与采集过程同步的生成的工作流结构来控制计算过程。 规则完全描述计算过程,即包括所有计算分组及其逻辑依赖性。 因此,计算过程的稳定性完全独立于测量数据采集的时间顺序。
    • 8. 发明授权
    • Time-variable magnetic fields generator for a magnetic resonance apparatus
    • 用于磁共振设备的时变磁场发生器
    • US06930482B2
    • 2005-08-16
    • US10808959
    • 2004-03-25
    • Oliver HeidMarkus Vester
    • Oliver HeidMarkus Vester
    • G01R33/34G01R33/422G01V3/00
    • G01R33/3415G01R33/34046G01R33/34076G01R33/422
    • A time-variable magnetic fields generator for a magnetic resonance apparatus has at least one gradient coil with conductors extending essentially in the region of a subject-receiving hollow opening of the magnetic resonance apparatus, and that is free of conductors in a middle axial region of the hollow opening, a first radio-frequency shield that encloses the conductors disposed on the one side of the middle region, a second radio-frequency shield that encloses the conductors disposed on the other side of the middle region, a radio-frequency antenna element that emits a radio-frequency field, disposed between the first and second radio-frequency shield in the middle region, a third radio-frequency shield proceeding radially, externally around the antenna element, such that the radio-frequency shields delimit a field return space within the generator and that is designed for a return of the radio-frequency field.
    • 用于磁共振装置的时变磁场发生器具有至少一个梯形线圈,其具有基本上在磁共振装置的受试者接收中空开口的区域中延伸的导体,并且在中间轴向区域中没有导体 所述中空开口,包围设置在所述中间区域的一侧的所述导体的第一射频屏蔽体,包围设置在所述中间区域的另一侧的导体的第二射频屏蔽体,射频天线元件 其发射设置在中间区域中的第一和第二射频屏蔽之间的射频场,在天线元件周围径向地径向地进行的第三射频屏蔽,使得射频屏蔽限定场返回空间 并且被设计用于射频场的返回。