公开(公告)号：US20130190548A1

公开(公告)日：2013-07-25

申请号：US13639998

申请日：2012-01-20

申请人： Taizo Honda ,  Hisashi Harada ,  Yuehu Pu ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Yukiko Yamada

发明人： Taizo Honda ,  Hisashi Harada ,  Yuehu Pu ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Yukiko Yamada

IPC分类号： A61N5/10 ,  G21K5/00

CPC分类号： A61N5/1048 ,  A61N5/1043 ,  A61N5/1071 ,  A61N2005/1074 ,  A61N2005/1087 ,  G01T1/29 ,  G21K5/00 ,  G21K5/02

摘要： A charged particle beam position monitor is provided with a plurality of position monitors and a beam data processing device that performs calculation processing of the state of a charged particle beam, based on a plurality of signals outputted from the position monitors. The beam data processing device includes a plurality of channel data conversion units that perform AD conversion processing of the plurality of signals outputted from the position monitors; a position size processing unit, for each of the position monitors, that calculates the beam position of the beam, based on voltage information obtained through the AD conversion processing; and an integrated control unit that controls the plurality of channel data conversion units in such a way that while the beam is irradiated onto an irradiation subject, AD conversion processing of the signals is performed at different timings for the respective position monitors.

摘要翻译： 带电粒子束位置监视器具有多个位置监视器和根据从位置监视器输出的多个信号执行带电粒子束的状态的计算处理的波束数据处理装置。 所述波束数据处理装置包括对从所述位置监视器输出的所述多个信号进行AD转换处理的多个信道数据变换部; 基于通过AD转换处理获得的电压信息，对位置监视器中的每一个计算光束位置的位置尺寸处理单元; 以及集成控制单元，其以这样的方式控制多个通道数据转换单元，即当将光束照射到照射对象时，对于各个位置监视器，在不同的定时执行信号的AD转换处理。

公开(公告)号：US20120229143A1

公开(公告)日：2012-09-13

申请号：US13262866

申请日：2011-03-10

申请人： Toshihiro Otani ,  Hisashi Harada ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Taizo Honda

发明人： Toshihiro Otani ,  Hisashi Harada ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Taizo Honda

IPC分类号： G01N27/62

CPC分类号： H01J37/304 ,  A61N5/1048 ,  A61N5/1071 ,  A61N5/1077 ,  A61N2005/1087 ,  H01J47/02

摘要： In a particle beam therapy system which scans a particle beam and irradiates the particle beam to an irradiation position of an irradiation subject and has a dose monitoring device for measuring a dose of the particle beam and an ionization chamber smaller than the dose monitoring device, the ionization chamber measuring a dose of a particle beam passing through the dose monitoring device, the dose of the particle beam irradiated by the dose monitoring device is measured; the dose of the particle beam passing through the dose monitoring device is measured by the small ionization chamber; and a correction coefficient of the dose measured by the dose monitoring device corresponding to the irradiation position is found based on the dose of the particle beam measured by the small ionization chamber.

摘要翻译： 在粒子束治疗系统中，扫描粒子束并将粒子束照射到照射对象的照射位置，并且具有用于测量粒子束的剂量和小于剂量监测装置的电离室的剂量监测装置， 电离室测量通过剂量监测装置的粒子束的剂量，测量由剂量监测装置照射的粒子束的剂量; 通过小电离室测量通过剂量监测装置的粒子束的剂量; 并且基于由小电离室测量的粒子束的剂量，求出由与照射位置对应的剂量监测装置测量的剂量的校正​​系数。

公开(公告)号：US09067066B2

公开(公告)日：2015-06-30

申请号：US14356629

申请日：2012-03-27

申请人： Yukiko Yamada ,  Hisashi Harada ,  Taizo Honda ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose

发明人： Yukiko Yamada ,  Hisashi Harada ,  Taizo Honda ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose

IPC分类号： G21K5/04 ,  A61N5/10

CPC分类号： A61N5/1048 ,  A61N5/1043 ,  A61N5/1077 ,  A61N2005/1074 ,  A61N2005/1087 ,  H05H13/04 ,  H05H2277/11

摘要： A control unit is provided with, a retaining section that retains a plurality of operation patterns each being a pattern of operation to be periodically repeated by an accelerator, the operation patterns having respective operation conditions adjusted for different emission times of an particle beam, to cause a deflection electromagnet in the accelerator to have an intended magnetic field intensity even under a presence of a hysteresis; a reading section for a plurality of slices of an irradiation target in a depth direction, which reads an irradiation condition for each of the slices; a selection section that selects the operation pattern suitable for each of the slices, on the basis of the read irradiation condition; and a main control section that controls, for each of the slices, the accelerator on the basis of the selected operation pattern and an irradiation device on the basis of the irradiation condition.

摘要翻译： 控制单元设置有保持部，其保持多个操作模式，每个操作模式是由加速器周期性重复的操作模式，所述操作模式具有针对粒子束的不同发射次数调整的各自的操作条件，以使得 加速器中的偏转电磁体即使在滞后的情况下也具有预期的磁场强度; 用于读取每个切片的照射条件的用于在深度方向上的照射目标的多个切片的读取部分; 选择部，其基于读取的照射条件选择适合于每个切片的操作模式; 以及主控制部，其基于所述照射条件，基于所选择的操作模式和照射装置对每个切片进行加速器的控制。

公开(公告)号：US08933420B2

公开(公告)日：2015-01-13

申请号：US14240197

申请日：2011-11-02

申请人： Masahiro Ikeda ,  Hisashi Harada ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Taizo Honda ,  Yukiko Yamada ,  Yuehu Pu

发明人： Masahiro Ikeda ,  Hisashi Harada ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Taizo Honda ,  Yukiko Yamada ,  Yuehu Pu

IPC分类号： A61N5/10

CPC分类号： A61N5/1077 ,  A61N5/1049 ,  A61N5/1069 ,  A61N2005/1087

摘要： A particle beam therapy system comprising a treatment table, a treatment table control unit and an irradiation control unit configured to output an instruction for controlling the treatment table control unit, an accelerator and a scanning electromagnet, wherein after the treatment table control unit controls the treatment table so as for a patient isocenter which is reference position of an affected area of a patient to move to a position of an irradiation isocenter which is set at a position which is closer to an irradiation nozzle than an equipment isocenter which is reference of positional relation of the irradiation nozzle and the treatment table, the irradiation control unit outputs an instruction for irradiating the patient with a particle beam.

摘要翻译： 一种粒子束治疗系统，包括治疗台，治疗台控制单元和照射控制单元，其被配置为输出用于控制治疗台控制单元的指令，加速器和扫描电磁体，其中在治疗台控制单元控制治疗 将患者的中心位置作为患者的受影响区域的基准位置移动到被设定在比作为位置关系的参照的设备等角点更靠近照射喷嘴的位置的照射等角点的位置 的照射喷嘴和处理台，照射控制单元输出用于对粒子束照射患者的指示。

公开(公告)号：US20140228615A1

公开(公告)日：2014-08-14

申请号：US14240650

申请日：2011-11-03

申请人： Masahiro Ikeda ,  Hisashi Harada ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Taizo Honda ,  Yukiko Yamada ,  Yuehu Pu

发明人： Masahiro Ikeda ,  Hisashi Harada ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Taizo Honda ,  Yukiko Yamada ,  Yuehu Pu

IPC分类号： A61N5/10

CPC分类号： A61N5/1081 ,  A61N5/1077 ,  A61N2005/1087 ,  A61N2005/1095

摘要： A particle beam irradiation apparatus according to the present invention is provided with a vacuum duct that forms a vacuum region through which the charged particle beam passes, a vacuum window through which the charged particle beam is launched from the vacuum region, a scanning electromagnet that scans the charged particle beam; a monitoring apparatus including a position monitor that detects the passing position of a charged particle beam and the beam size thereof, a low-scattering gas filling chamber including the monitoring apparatus, and an irradiation management apparatus that controls irradiation of the charged particle beam; the particle beam irradiation apparatus is characterized in that the low-scattering gas filling chamber is changeably disposed in such a manner that the beam-axis-direction positional relationship between the monitoring apparatus and the vacuum window is a desired one and in that the low-scattering gas filling chamber is filled with a low-scattering gas.

摘要翻译： 根据本发明的粒子束照射装置设置有真空管道，该真空管道形成带电粒子束通过的真空区域，从真空区域发射带电粒子束的真空窗口，扫描的扫描电磁体 带电粒子束; 监视装置，其包括检测带电粒子束的通过位置的位置监视器及其光束尺寸，包括监视装置的低散射气体填充室以及控制带电粒子束的照射的照射管理装置; 所述粒子束照射装置的特征在于，所述低散射气体充填室可变地设置成使得所述监视装置和所述真空窗口之间的射束轴向位置关系是期望的， 散射气体填充室填充有低散射气体。

公开(公告)号：US20140187847A1

公开(公告)日：2014-07-03

申请号：US14240197

申请日：2011-11-02

申请人： Masahiro Ikeda ,  Hisashi Harada ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Taizo Honda ,  Yukiko Yamada ,  Yuehu Pu

发明人： Masahiro Ikeda ,  Hisashi Harada ,  Kazushi Hanakawa ,  Toshihiro Otani ,  Tadashi Katayose ,  Taizo Honda ,  Yukiko Yamada ,  Yuehu Pu

IPC分类号： A61N5/10

CPC分类号： A61N5/1077 ,  A61N5/1049 ,  A61N5/1069 ,  A61N2005/1087

摘要： A particle beam therapy system comprising a treatment table, a treatment table control unit and an irradiation control unit configured to output an instruction for controlling the treatment table control unit, an accelerator and a scanning electromagnet, wherein after the treatment table control unit controls the treatment table so as for a patient isocenter which is reference position of an affected area of a patient to move to a position of an irradiation isocenter which is set at a position which is closer to an irradiation nozzle than an equipment isocenter which is reference of positional relation of the irradiation nozzle and the treatment table, the irradiation control unit outputs an instruction for irradiating the patient with a particle beam.

摘要翻译： 一种粒子束治疗系统，包括治疗台，治疗台控制单元和照射控制单元，其被配置为输出用于控制治疗台控制单元的指令，加速器和扫描电磁体，其中在治疗台控制单元控制治疗 将患者的中心位置作为患者的受影响区域的基准位置移动到被设定在比作为位置关系的参照的设备等角点更靠近照射喷嘴的位置的照射等角点的位置 的照射喷嘴和处理台，照射控制单元输出用于对粒子束照射患者的指示。

公开(公告)号：US20130289333A1

公开(公告)日：2013-10-31

申请号：US13977093

申请日：2011-03-07

申请人： Kengo Sugahara ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Taizo Honda ,  Hisashi Harada

发明人： Kengo Sugahara ,  Masahiro Ikeda ,  Kazushi Hanakawa ,  Taizo Honda ,  Hisashi Harada

IPC分类号： A61N5/10

CPC分类号： A61N5/1077 ,  A61N5/1043 ,  A61N2005/1074 ,  A61N2005/1087

摘要： The present invention is intended to enable proper elimination of the remanent magnetization of the scanning magnet, which is used in a particle beam therapy system, in a short time. In the particle beam therapy system that irradiates an irradiation target with a particle beam 18 accelerated by an accelerator and scanned by scanning magnets 11 and 12, power supplies 13 and 14 to operate the scanning magnets 11 and 12 output pattern currents for demagnetizing the scanning magnets 11 and 12. The pattern current is controlled by a control circuit 15 that reads a demagnetization pattern 17 and controls the power supplies 13 and 14.

摘要翻译： 本发明旨在能够在短时间内适当消除用于粒子束治疗系统的扫描磁体的剩余磁化。 在用由加速器加速并通过扫描磁体11和12扫描的粒子束18照射照射目标的粒子束治疗系统中，用于操作扫描磁体11和12的电源13和14输出用于使扫描磁体去磁的图案电流 图案电流由读取去磁图案17并控制电源13和14的控制电路15控制。

公开(公告)号：US09265970B2

公开(公告)日：2016-02-23

申请号：US13393418

申请日：2011-03-02

申请人： Taizo Honda ,  Masahiro Ikeda

发明人： Taizo Honda ,  Masahiro Ikeda

IPC分类号： H01J3/26 ,  A61N5/10

CPC分类号： A61N5/1043 ,  A61N5/1067 ,  A61N5/1068 ,  A61N2005/1059 ,  A61N2005/1087 ,  A61N2005/1095

摘要： A particle beam irradiation system comprises deflection electromagnets which scan by deflecting the particle beam in two dimensions in the lateral direction which is perpendicular to an irradiation direction of the particle beam, and an energy width expanding device through which the particle beam passes so as to expand an energy width of the particle beam and form a SOBP in a depth direction of the irradiation target, that is, in an irradiation direction of the particle beam, wherein the energy width expanding device is configured to form the SOBP in the depth direction along whole irradiation area in the depth direction of the irradiation target, and the deflection electromagnets are controlled so as for an irradiation spot which is formed in the irradiation target by the particle beam to move stepwise along whole irradiation area in the lateral direction of the irradiation target.

摘要翻译： 粒子束照射系统包括偏转电磁体，该偏转电磁体通过在与粒子束的照射方向垂直的横向方向上的二维偏转粒子束进行扫描;以及能量扩大装置，粒子束通过该能量扩张装置以扩展 粒子束的能量宽度，并且在照射对象的深度方向，即在粒子束的照射方向上形成SOBP，其中，能量宽度扩展装置被构造成沿着整个深度方向形成SOBP 照射对象的深度方向的照射区域，并且对于通过粒子束形成在照射对象物上的照射点，控制偏转电磁体，沿着照射对象的横向的整个照射区域逐步移动。

公开(公告)号：US08553188B2

公开(公告)日：2013-10-08

申请号：US13358028

申请日：2012-01-25

申请人： Arihiro Takeda ,  Katsufumi Ohmuro ,  Yoshio Koike ,  Shingo Kataoka ,  Takahiro Sasaki ,  Takashi Sasabayashi ,  Hideaki Tsuda ,  Hideo Chida ,  Makoto Ohashi ,  Kenji Okamoto ,  Hisashi Yamaguchi ,  Minoru Otani ,  Makoto Morishige ,  Noriaki Furukawa ,  Tsuyoshi Kamada ,  Yoshinori Tanaka ,  Atuyuki Hoshino ,  Shougo Hayashi ,  Hideaki Takizawa ,  Takeshi Kinjou ,  Makoto Tachibanaki ,  Keiji Imoto ,  Tadashi Hasegawa ,  Hidefumi Yoshida ,  Hiroyasu Inoue ,  Yoji Taniguchi ,  Tetsuya Fujikawa ,  Satoshi Murata ,  Manabu Sawasaki ,  Tomonori Tanose ,  Siro Hirota ,  Masahiro Ikeda ,  Kunihiro Tashiro ,  Kouji Tsukao ,  Yasutoshi Tasaka ,  Takatoshi Mayama ,  Seiji Tanuma ,  Yohei Nakanishi

发明人： Arihiro Takeda ,  Katsufumi Ohmuro ,  Yoshio Koike ,  Shingo Kataoka ,  Takahiro Sasaki ,  Takashi Sasabayashi ,  Hideaki Tsuda ,  Hideo Chida ,  Makoto Ohashi ,  Kenji Okamoto ,  Hisashi Yamaguchi ,  Minoru Otani ,  Makoto Morishige ,  Noriaki Furukawa ,  Tsuyoshi Kamada ,  Yoshinori Tanaka ,  Atuyuki Hoshino ,  Shougo Hayashi ,  Hideaki Takizawa ,  Takeshi Kinjou ,  Makoto Tachibanaki ,  Keiji Imoto ,  Tadashi Hasegawa ,  Hidefumi Yoshida ,  Hiroyasu Inoue ,  Yoji Taniguchi ,  Tetsuya Fujikawa ,  Satoshi Murata ,  Manabu Sawasaki ,  Tomonori Tanose ,  Siro Hirota ,  Masahiro Ikeda ,  Kunihiro Tashiro ,  Kouji Tsukao ,  Yasutoshi Tasaka ,  Takatoshi Mayama ,  Seiji Tanuma ,  Yohei Nakanishi

IPC分类号： G02F1/1343

CPC分类号： G02F1/133753 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133707 ,  G02F1/134309 ,  G02F1/134336 ,  G02F1/1393 ,  G02F2001/133388 ,  G02F2413/10

摘要： A liquid crystal display device comprising a liquid crystal layer including liquid crystal molecules provided between a first substrate and a second substrate; pixels forming a display area; electrodes for applying a voltage across the liquid crystal layer within each of the pixels; a plurality of domain regulating structures for dividing orientations of the liquid crystal molecules and forming multiple domains within each of the pixels, when a predetermined voltage is applied across the liquid crystal layer within each of the pixels. The device also includes a structure which is formed in an outer area located next to the display area, but that does not overlap the display area, and is substantially the same as at least one of the plurality of domain regulating structures.

摘要翻译： 一种液晶显示装置，包括设置在第一基板和第二基板之间的包括液晶分子的液晶层; 形成显示区域的像素; 用于在每个像素内的液晶层上施加电压的电极; 以及多个域调节结构，用于当在每个像素内的液晶层上施加预定电压时，分离液晶分子的取向并在每个像素内形成多个畴。 该装置还包括形成在位于显示区域附近但不与显示区域重叠的外部区域中的结构，并且与多个区域调节结构中的至少一个基本相同。

公开(公告)号：US20130193353A1

公开(公告)日：2013-08-01

申请号：US13582645

申请日：2012-01-26

申请人： Masahiro Ikeda ,  Yuko Kijima ,  Shunsuke Okada

发明人： Masahiro Ikeda ,  Yuko Kijima ,  Shunsuke Okada

IPC分类号： H05H13/04 ,  A61N5/10

CPC分类号： H05H13/04 ,  A61N2005/1087 ,  H05H2007/046 ,  H05H2277/11

摘要： The objective is to obtain a charged particle accelerator where the amount of pattern data for operating an acceleration cavity and electromagnets based on time clocks is reduced and the pattern data communication time is shortened. An accelerator control apparatus provided in a charged particle accelerator of the present invention is characterized by including a clock generation unit that generates an acceleration cavity clock and an electromagnet clock that is synchronized with the acceleration cavity clock and has a frequency lower than that of the acceleration cavity clock; a high-frequency control unit that controls an acceleration cavity, based on an acceleration cavity pattern stored in a first pattern memory and the acceleration cavity clock; and a deflection electromagnet control unit that controls a deflection electromagnet, based on a deflection electromagnet pattern stored in a second pattern memory and the electromagnet clock.

摘要翻译： 目的是获得一种带电粒子加速器，其中用于操作基于时钟的加速腔和电磁体的模式数据量减少，并且模式数据通信时间缩短。 在本发明的带电粒子加速器中设置的加速器控制装置的特征在于，包括：时钟生成部，其生成加速腔时钟;以及与加速腔时钟同步的电磁时钟，其频率比加速度 腔钟; 基于存储在第一图案存储器中的加速腔图案和加速腔时钟控制加速腔的高频控制单元; 以及基于存储在第二图案存储器中的偏转电磁体图案和电磁时钟来控制偏转电磁体的偏转电磁体控制单元。