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    • 1. 发明申请
    • MR/PET IMAGING SYSTEMS
    • MR / PET成像系统
    • US20100219347A1
    • 2010-09-02
    • US12670256
    • 2008-06-23
    • Volkmar SchulzTorsten J. SolfGordon D. DemeesterMichael A. Morich
    • Volkmar SchulzTorsten J. SolfGordon D. DemeesterMichael A. Morich
    • G01T1/164G01R33/28
    • G01T1/1603
    • An imaging system includes positron emission tomography (PET) detectors (30) shrouded by broadband galvanic isolation (99) and coincidence detection electronics (50, 50ob), or other radiation detectors. A magnetic resonance scanner includes a main magnet (12, 14) and magnetic field gradient assembly (20, 20′, 22, 24) configured to acquire imaging data from a magnetic resonance examination region at least partially overlapping the examination region surrounded by the PET detectors. A radio frequency coil (80, 100) has plurality of conductors (66, 166) and a radio frequency screen (88, 188, 188EB, 188F) substantially surrounding the conductors to shield the coil at the magnetic resonance frequency. The radiation detectors are outside of the radio frequency screen. Magnetic resonance-compatible radiation collimators or shielding (60, 62) containing an electrically non-conductive and non-ferromagnetic heavy atom oxide material are disposed with the radiation detectors.
    • 一种成像系统包括由宽带电流隔离(99)和重合检测电路(50,50ob)或其他辐射检测器覆盖的正电子发射断层摄影(PET)检测器(30)。 磁共振扫描仪包括主磁体(12,14)和磁场梯度组件(20,20',22,24),其被配置为从至少部分地与由PET包围的检查区域重叠的磁共振检查区域获取成像数据 探测器 射频线圈(80,100)具有基本上围绕导体以屏蔽线圈的磁共振频率的多个导体(66,166)和射频屏(88,188,188EB,188F)。 辐射探测器在射频屏幕之外。 磁辐射准直仪或包含非导电和非铁磁重原子氧化物材料的屏蔽(60,62)与辐射探测器一起设置。
    • 2. 发明申请
    • PET/MR SCANNERS FOR SIMULTANEOUS PET AND MR IMAGING
    • PET / MR扫描仪用于同时PET和MR成像
    • US20100102813A1
    • 2010-04-29
    • US12521907
    • 2008-01-08
    • Volkmar SchulzTorsten SolfJohan OverwegAndreas Thon
    • Volkmar SchulzTorsten SolfJohan OverwegAndreas Thon
    • G01R33/48G01R33/44
    • A61B5/0035A61B6/037A61B6/4417A61B6/5247G01R33/481G01T1/1603
    • In a combined system, a magnetic resonance (MR) scanner includes a magnet (10, 110) configured to generate a static magnetic field (B0) at least in a MR examination region (12) from which MR data are acquired. Radiation detectors (40, 41, 140) are configured to detect gamma rays generated by positron-electron annihilation events in a positron emission tomography (PET) examination region (70). The radiation 5 detectors include electron multiplier elements (60, 160) having a direction of electron acceleration (ae) arranged substantially parallel or anti-parallel with the static magnetic field (B0). In some embodiments, the magnet is an open magnet having first and second spaced apart magnet pole pieces (14, 15) disposed on opposite sides of a magnetic 10 resonance examination region, and the radiation detectors include first and second arrays (40, 41) of radiation detectors disposed with the first and second spaced apart magnet pole pieces.
    • 在组合系统中,磁共振(MR)扫描器包括至少在从其获取MR数据的MR检查区域(12)中产生静态磁场(B0)的磁体(10,110)。 辐射检测器(40,41,140)被配置为检测由正电子发射断层摄影(PET)检查区域(70)中的正电子 - 电子湮灭事件产生的伽马射线。 辐射5检测器包括具有与静态磁场(B0)基本平行或反平行排列的电子加速度(ae)方向的电子倍增器元件(60,160)。 在一些实施例中,磁体是具有设置在磁性10共振检查区域的相对侧上的第一和第二间隔开的磁极片(14,15)的开放磁体,并且辐射检测器包括第一和第二阵列(40,41) 的辐射探测器,其布置有第一和第二间隔开的磁极片。
    • 4. 发明申请
    • Light-Emitting Device
    • 发光装置
    • US20090002976A1
    • 2009-01-01
    • US12097137
    • 2006-12-06
    • Volkmar Schulz
    • Volkmar Schulz
    • F21V9/16G02F1/35
    • G02F1/25G02F1/133621G02F1/295G02F1/313G02F2/02
    • A light-emitting device for emitting light having a desired color point, comprising at least one solid-state light source (1), at least one light-converting element (5), a light guiding arrangement (2) and a switch control unit (4), wherein the solid-state light source (1) is provided for emitting primary radiation (20), the light guiding arrangement (2) arranged between the solid-state light source (1) and the light-converting element (5) has at least one electro-optical switch (31) for controllably splitting the primary radiation (20) into a first portion (21) and a second portion (22), the switch control unit (4) is provided for controlling the electro-optical switch or switches (31) for variably adjusting the ratio between the first (21) and the second portion (22) of the primary radiation (20), and the light-converting element (5) is provided for the partial or complete absorption of at least a first portion (21) of the primary radiation (20) and for the re-emission of secondary radiation.
    • 一种用于发射具有所需色点的光的发光装置,包括至少一个固态光源(1),至少一个光转换元件(5),导光装置(2)和开关控制单元 (4),其中所述固态光源(1)被设置用于发射一次辐射(20),所述导光装置(2)布置在所述固态光源(1)和所述光转换元件(5)之间 )具有用于将主辐射(20)可控地分裂成第一部分(21)和第二部分(22)的至少一个电光开关(31),所述开关控制单元(4)用于控制电 - 用于可变调节主辐射(20)的第一部分(21)和第二部分(22)之间的比率的光学开关或开关(31)和光转换元件(5)用于部分或完全吸收 至少第一辐射(20)的第一部分(21)和用于再次发射次级r 加盟
    • 5. 发明申请
    • Color Lighting Device
    • 彩色照明装置
    • US20080290250A1
    • 2008-11-27
    • US12090874
    • 2006-10-09
    • Volkmar SchulzEduard Johannes Meijer
    • Volkmar SchulzEduard Johannes Meijer
    • G01J1/20
    • H05B33/0869H05B33/0818
    • The invention relates to a color lighting device comprising at least one light-emitting source (1a, 1b, 1c) fixed on a common substrate (3), each light-emitting source (1a, 1b, 1c) comprising at least one light-emitting diode (LED) (1a, 1b, 1c), each light-emitting source (1a, 1b, 1c) comprising one photosensor (2a, 2b, 2c) that detects the light output only of the associated light source (1a, 1b, 1c), and each light-emitting source (1a, 1b, 1c) being connected to an analog control circuit (4a, 4b, 4c) that controls the drive of each light-emitting source (1a, 1b, 1c) separately on the basis of a light output detected by the associated photosensor (2a, 2b, 2c), while each control circuit (4a, 4b, 4c) comprises a comparator (5a, 5b, 5c) connected to the associated photosensor (2a, 2b, 2c).
    • 本发明涉及一种彩色照明装置,其包括固定在公共基板(3)上的至少一个发光源(1a,1b,1c),每个发光源(1a,1b,1c)包括至少一个发光源 发光二极管(LED)(1a,1b,1c),每个发光源(1a,1b,1c)包括检测仅相关联的光源(1a,1b)的光输出的一个光电传感器(2a,2b,2c) ,1c),并且每个发光源(1a,1b,1c)连接到模拟控制电路(4a,4b,4c),其分别控制每个发光源(1a,1b,1c)的驱动 由相关联的光传感器(2a,2b,2c)检测到的光输出的基础,而每个控制电路(4a,4b,4c)包括连接到相关联的光电传感器(2a,2b,2c)的比较器(5a,5b,5c) 2c)。
    • 6. 发明申请
    • Colour Point Control System
    • 色点控制系统
    • US20080217512A1
    • 2008-09-11
    • US11995347
    • 2006-07-05
    • Volkmar Schulz
    • Volkmar Schulz
    • G01J1/14
    • H05B33/0872H05B33/0869
    • Colour point control system (1) comprising a LED device (2) comprising a plurality of light-emitting diodes (3a,3b,3c,3d) emitting a first light, said diodes (3a,3b,3c,3d) fixed on a substrate (4), a layer (5) on at least one light-emitting diode (3a,3b,3c,3d) capable to convert at least a first portion of the first light into a second light, only one photo-sensor (6) for measuring a second portion of the first light of each single diode (3a,3b,3c,3d) during a turn-off time where all other diodes are turned-off, and a controller (9) for sequentially turning-off said diodes (3a,3b,3c,3d) except one single diode (3a, 3b, 3c, 3d) and for comparing the second portion of the first light of each single diode (3a,3b,3c,3d) measured by the photo-detector (6) to a default value and to adapt the emitted second portion of first light of each single diode (3a,3b,3c,3d) to said default value.
    • 色点控制系统(1)包括LED器件(2),其包括发射第一光的多个发光二极管(3a,3b,3c,3d),所述二极管(3a,3b,3) 固定在基板(4)上的层(5),至少一个发光二极管(3a,3b,3c,3d)上的层(5),能够将第一 将光转换成第二个光,只有一个光电传感器(6)用于在关断时间期间测量每个单个二极管(3a,3b,3c,3c)的第一个光的第二部分,其中所有其他二极管 以及用于顺序关闭除一个单个二极管(3a,3b,3c,3c)之外的所述二极管(3a,3b,3c,3c)的控制器(9),并且用于 将由光检测器(6)测量的每个单个二极管(3a,3b,3c,3d)的第一光的第二部分与默认值进行比较,并使发射的第二部分的每个 单个二极管(3a,3b,3c,3d)到所述默认值。
    • 8. 发明申请
    • Catheter for use in mr imaging
    • 导管用于mr成像
    • US20050261569A1
    • 2005-11-24
    • US10526735
    • 2003-08-25
    • Volkmar SchulzBernhard Gleich
    • Volkmar SchulzBernhard Gleich
    • A61B5/055A61M25/00G01R33/28A61B5/05
    • G01R33/285
    • The invention relates to a catheter which is suitable in particular for use in MR imaging. In order to avoid undesirable heating of the tissue surrounding the catheter by the MR excitation field, the catheter in accordance with the invention comprises: a catheter sleeve (2), a hollow guide channel or lumen (3) within the catheter sleeve (2) for the introduction of a medical instrument, and two electrical conductors (4) which are enclosed by a cable sheath (5) of a dielectric material and serve to transmit RF signals within the catheter envelope (2), the dielectric material having a relative permittivity (εr?) smaller than 4, the diameter of the electrical conductors (4) being between 5 and 50 μm, notably between 10 and 30 μm, and the distance between the electrical conductors (4) being smaller than 300 μm, in particular smaller than 200 μm.
    • 本发明涉及一种特别适用于MR成像的导管。 为了避免通过MR激发场对导管周围组织的不期望的加热,根据本发明的导管包括:导管套筒(2),导管套筒(2)内的中空导向通道或内腔(3) 用于引入医疗仪器和由电介质材料的电缆护套(5)包围并用于在导管封套(2)内传输RF信号的两个电导体(4),所述介电材料具有相对介电常数 (epsilon r?)小于4,电导体(4)的直径在5-50μm之间,特别是在10和30μm之间,并且电导体(4)之间的距离更小 超过300个妈妈,特别是小于200个妈妈。
    • 9. 发明授权
    • Sorting installation, in particular for mail
    • 排序安装,特别是邮件
    • US5848682A
    • 1998-12-15
    • US581522
    • 1996-01-11
    • Rudolf SchusterRudolf BruggerWilfried LangeVolkmar SchulzWerner von HachtAdolf Hopler
    • Rudolf SchusterRudolf BruggerWilfried LangeVolkmar SchulzWerner von HachtAdolf Hopler
    • B07C3/08
    • B07C3/082
    • A sorting installation comprises a plurality of conveyed item carriers, circulating on at least one conveying mechanism, for receiving, transporting and controllably delivering the conveyed items. The conveyed item carriers are fastened by pairs on circulating transport carriages of the conveying mechanism. The transport carriages are guided by rollers on two profiles aligned at a vertical distance in relation to each other and extending in the transporting direction. The transport carriages are driven by an endlessly circulating transporting, cable. The conveying mechanism according to the invention forms, with little constructional complexity, a reliable transporting system by which the conveyed items can also be transferred to sorting containers arranged on different levels.
    • PCT No.PCT / DE94 / 00782 Sec。 371日期1996年1月11日 102(e)日期1996年1月11日PCT提交1994年7月7日PCT公布。 WO95 / 02468 PCT公开号 日期1995年1月26日分类装置包括多个输送物品托架,在至少一个输送机构上循环,用于接收,运输和可控地传送被输送物品。 输送物品托架通过成对地固定在输送机构的循环运输托架上。 运输托架由相对于彼此垂直距离对准并在输送方向上延伸的两个轮廓上的辊引导。 运输车厢由不断循环运输的电缆驱动。 根据本发明的传送机构形成的结构复杂性很小的可靠的传送系统,通过该传送系统,传送的物品也可以被传送到分布在不同层次上的容器。