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1. 发明专利

JP2004138472A Radiation detecting element, radiation detector, radiation ct device, and radiation inspection device 审中-公开
标题翻译：辐射检测元件，辐射检测器，辐射CT器件和辐射检测器件
公开(公告)号：JP2004138472A
公开(公告)日：2004-05-13
申请号：JP2002302669
申请日：2002-10-17
申请人： Clear Pulse Kk , Mitsubishi Heavy Ind Ltd , Shimadzu Corp , クリアパルス株式会社 , 三菱重工業株式会社 , 株式会社島津製作所
发明人： ANZAI FUMIYOSHI , HAMAMURA HIDEHIKO , TSUKUDA KAZUHIRO , HORI KEIICHI , MORI KUNISHIRO , INOUE YOSHIHIRO , MATSUOKA YASUHIRO
IPC分类号： G01T1/24 , A61B6/00 , A61B6/03 , H01L31/09
摘要： PROBLEM TO BE SOLVED: To provide a radiation irradiating device for accurately measuring a radiation dose independently of irradiation quantity or irradiation time of radiation by removing phenomena in which the detected quantity of the radiation is lowered or increased with time despite of incoming radiation of the same intensity. SOLUTION: A radiation detector is used which is equipped with an anode electrode 12, a cathode electrode 14, and a semiconductor detection part 13. The detection part 13 is joined to the electrodes 12 and 14, and generates an electric signal corresponding to incoming radiation. The cathode electrode 14 is joined to the detection part 13 by means of a Schottky-type joint. The electrodes 12 is joined to the detection part 13 by means of an ohmic joint. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种辐射照射装置，用于与辐射的照射量或照射时间独立地精确地测量辐射剂量，其中除去现象，其中检测到的辐射量随时间而降低或随时间增加，尽管进入辐射具有相同的强度。解决方案：使用放射线检测器，其配备有阳极电极12，阴极电极14和半导体检测部分13.检测部分13接合到电极12和14，并产生对应的电信号到入射辐射。阴极电极14通过肖特基型接头与检测部13接合。电极12通过欧姆接头连接到检测部分13。版权所有（C）2004，JPO

2. 发明专利

JP2004135866A Radiation detecting device, radiation computed tomography device, and radiation testing apparatus 审中-公开
公开(公告)号：JP2004135866A
公开(公告)日：2004-05-13
申请号：JP2002303258
申请日：2002-10-17
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： ANZAI FUMIYOSHI , HAMAMURA HIDEHIKO , TSUKUDA KAZUHIRO , HORI KEIICHI
IPC分类号： G01T1/17 , A61B6/03 , H03M1/18 , H03M1/38
摘要： PROBLEM TO BE SOLVED: To provide a radiation detecting device with which detected radiation data can speedily be processed at a low cost.
SOLUTION: The radiation detecting device is provided with a radiation detector 2 and a successively comparing type A/D conversion part 1. In this case, the radiation detector 2 outputs an electric signal E
A1 being an analog signal corresponding to incident radiation. The conversion part 1 converts the electric signal E
A1 to a digital signal E
D1 by a successively comparing system. Then, the conversion part 1 is provided with an amplifier part 6 and a successively comparing type A/D converter 5. The amplifier part 6 outputs an amplified signal E
G1 obtained by amplifying the electric signal E
A1 so as to be within the range of a prescribed signal intensity and an amplification degree G. The converter 5 converts the amplified signal E
G1 to the digital signal E
D1 based on the amplification degree G.
COPYRIGHT: (C)2004,JPO

3. 发明专利

JP2003290203A Multiple radiation source x-ray ct system 审中-公开
标题翻译：多辐射源X射线CT系统
公开(公告)号：JP2003290203A
公开(公告)日：2003-10-14
申请号：JP2002100492
申请日：2002-04-02
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MIHARA KAZUMASA , HORI KEIICHI , TSUKUDA KAZUHIRO , ISHIBASHI AKIRA
IPC分类号： G21K1/02 , A61B6/03 , G21K5/00 , G21K5/02 , H01J35/16 , H01J35/18
摘要： PROBLEM TO BE SOLVED: To provide a multiple radiation source X-ray CT system in which a number of X-ray generators each having a dedicated X-ray emission window are densely and fixedly arranged.
SOLUTION: In the multiple radiation source X-ray CT system provided with a plurality of X-ray generators 30 arranged densely and fixedly and an X-ray detector 50, each X-ray generator is equipped with a cathode 44, an anode 33 for generating an X-ray by making incident an electron beam emitted from the cathode, a grid 45 as a gate array located between the cathode and the anode for allowing or limiting passing of the electron beam from the cathode to the anode by controlling an applied voltage, an annular window member 51 mounted to a vacuum container via seal structures 51b and 55 to close an opening of the vacuum container along with a circumference with an axial center as its center over the full circumference of 360°, having thickness with which a strength immune to vacuum pressure is guaranteed, and composed of a material of a low radiation absorption factor with which passing of X-rays is allowed in the state of a little attenuation, and a shield 53 covering the window member and having a plurality of emission pores for limitedly passing X-rays.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供多个辐射源X射线CT系统，其中多个具有专用X射线发射窗口的X射线发生器被密集且固定地布置。解决方案：在设置有密集且固定地配置的多个X射线发生器30的多个X射线CT系统和X射线检测器50中，每个X射线发生器配备有阴极44，用于通过使从阴极发射的电子束入射而产生X射线的阳极33，位于阴极和阳极之间的栅极阵列的栅格45，用于允许或限制电子束从阴极通过控制施加电压，通过密封结构51b和55安装到真空容器的环形窗构件51，以围绕360°的整个圆周以轴心为中心关闭真空容器的开口，具有厚度与其保证了免受真空压力的强度，并且由少量衰减状态下允许X射线通过的低辐射吸收系数的材料和覆盖窗构件的屏蔽53 并且具有用于限制地通过X射线的多个发射孔。版权所有（C）2004，JPO

4. 发明专利

JP2012045163A Device for controlling radiation therapy apparatus and method for controlling radiation therapy apparatus 审中-公开
标题翻译：用于控制辐射治疗装置的装置和用于控制放射治疗装置的方法
公开(公告)号：JP2012045163A
公开(公告)日：2012-03-08
申请号：JP2010189754
申请日：2010-08-26
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： TSUKUDA KAZUHIRO , KANEKO SHUJI , KAWAMITSU TAKUMI
IPC分类号： A61N5/10
CPC分类号： A61N5/1064 , A61N5/1049 , A61N2005/1061
摘要： PROBLEM TO BE SOLVED: To provide a radiation therapy apparatus having reduced production cost.SOLUTION: A method for controlling a radiation therapy apparatus includes the steps of: moving an imaging device to positions 53 and 54, and taking a perspective image using the imaging device based on radiation emitted from a first irradiation device; and moving the imaging device to the positions 53 and 54, and taking a perspective image using the imaging device based on radiation emitted from a second irradiation unit. According to the method, the radiation therapy apparatus does not need to separately include an imaging device for taking a perspective image by first radiation emitted from a first irradiation device and an imaging device for taking a perspective image by radiation 24 emitted from the second irradiation device, and the apparatus is inexpensively manufactured.
摘要翻译：解决的问题：提供降低生产成本的放射治疗仪。解决方案：一种用于控制放射线治疗装置的方法，包括以下步骤：将成像装置移动到位置53和54，并且使用基于从第一照射装置发射的辐射的成像装置拍摄透视图像; 并且将成像装置移动到位置53和54，并且基于从第二照射单元发射的辐射，使用成像装置拍摄透视图像。根据该方法，放射线治疗装置不需要分别包括用于通过从第一照射装置发射的第一辐射拍摄透视图像的成像装置和用于通过从第二照射装置发射的辐射24拍摄透视图像的成像装置，并且廉价地制造该装置。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2004167000A Radiotherapy instrument 审中-公开
公开(公告)号：JP2004167000A
公开(公告)日：2004-06-17
申请号：JP2002336877
申请日：2002-11-20
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： HARA KENJI , AKATSU MAKOTO , TSUKUDA KAZUHIRO
IPC分类号： A61N5/10 , A61B6/00 , A61B6/03
摘要： PROBLEM TO BE SOLVED: To provide a radiotherapy instrument for shortening a time required for radiotherapy, and reducing radiation dose.
SOLUTION: This instrument includes: a radiation ray generator for emitting X-rays (radiation-rays) R; and a controller for positioning the radiation ray generator with respect to an object 12 to be irradiated with the X-rays R. When the irradiation object 12 is irradiated with the X-rays R, the controller positions the radiation ray generator 2 with the irradiation object 12 as a center, in a direction with which the irradiation field 19 of the X-rays R passing through a subject of the radiotherapy (a body to be radiated) P enclosing the object 12 to be irradiated does not cross a field not to be irradiated 16 which is set in the subject P.
COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2004166894A Radiotherapy instrument 审中-公开
标题翻译：放射治疗仪
公开(公告)号：JP2004166894A
公开(公告)日：2004-06-17
申请号：JP2002335268
申请日：2002-11-19
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： HARA KENJI , AKATSU MAKOTO , TSUKUDA KAZUHIRO
IPC分类号： A61N5/10
摘要： PROBLEM TO BE SOLVED: To provide a radiotherapy apparatus instrument capable of easily correcting the direction of a radiation generator so that radioactive rays to be emitted passes through an isocenter at a desired angle.
SOLUTION: This radiotherapy instrument 1 includes: a guide 3 for moving the radiation generator 2 along an orbit of a prescribed radius with the isocenter 10 as a center; a support member 4 for rotating the guide 3 with an inclination axis 12 passing the isocenter 10 as a center; and a laser oscillator 5 whose optical axis B is made to coincide with a radial axis E being the same as the parabolic axis A of the X-rays R emitted from the radiation generator 2. A laser strength analyzer 6 arranged across the radial axis E detects a laser beam L. An analyzer 7 determines a deviation amount based on information on a laser strength distribution and the position of the radiation generator 2. A controller 8 corrects the position of the radiation generator 2 on the basis of the deviation amount.
COPYRIGHT: (C)2004,JPO
摘要翻译：解决的问题：提供能够容易地校正辐射发生器的方向的放射线治疗仪器仪器，使得要发射的放射线以期望的角度通过等角点。解决方案：该放射治疗器具1包括：以等角点10为中心沿着规定半径的轨道移动辐射发生器2的引导件3; 用于使导向件3以通过作为中心的等角点10的倾斜轴线12旋转的支撑构件4; 以及激光振荡器5，其光轴B与从辐射发生器2发射的X射线R的抛物面轴线A相同的径向轴线E重合。激光强度分析器6，跨越径向轴线E 检测激光束L.分析器7基于关于激光强度分布的信息和辐射发生器2的位置来确定偏差量。控制器8基于偏差量校正辐射发生器2的位置。版权所有（C）2004，JPO

7. 发明专利

JP2003290208A Multiple radiation source x-ray ct system 审中-公开
标题翻译：多辐射源X射线CT系统
公开(公告)号：JP2003290208A
公开(公告)日：2003-10-14
申请号：JP2002102617
申请日：2002-04-04
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： MIHARA KAZUMASA , HORI KEIICHI , TSUKUDA KAZUHIRO , ISHIBASHI AKIRA , AKATSU MAKOTO
IPC分类号： G21K5/02 , A61B6/03 , G21K5/08 , H01J35/00 , H01J35/12 , H05G1/02
摘要： PROBLEM TO BE SOLVED: To improve economical efficiency by reducing maintenance costs for targets by suppressing the elevation of temperature of the targets in a multiple radiation source X-ray CT system.
SOLUTION: The multiple radiation source X-ray CT system is equipped with a vacuum container 11 provided while annularly surrounding an object to be examined, a number of X-ray generating means 13 provided side by side along the circumferential direction inside the vacuum container and equipped with cathodes 21, gates 23, anodes 22, targets 24 and holders 25 for holding the targets for irradiating the object to be examined with X-rays by generating the X-rays by generating electron beams with the cathodes, sucking the electron beams with the anodes and making the electron beams collides with the targets, and a detector provided while annularly surrounding the object to be examined on the inner peripheral side of the vacuum container for detecting X-rays transmitted through the object to be examined, and each holder 25 is equipped with a cooling pipe 31 for making a cooling fluid flow as a cooling means for cooling itself.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：通过抑制多个辐射源X射线CT系统中的靶的温度升高来降低目标的维护成本来提高经济效率。解决方案：多个辐射源X射线CT系统配备有围绕被检体的环境地设置的真空容器11，多个X射线产生装置13沿着圆周方向并排设置的X射线产生装置13，真空容器，配有阴极21，门23，阳极22，靶24和保持件25，用于通过用阴极产生电子束来产生X射线，用于保持用X射线照射待检测物体的靶，吸取具有阳极的电子束和使电子束与目标物碰撞;以及检测器，设置在真空容器的内周侧环状地围绕待检测物体，用于检测透过被检体的X射线;以及每个保持器25配备有用于使冷却流体流动的冷却管31作为用于冷却自身的冷却装置。版权所有（C）2004，JPO

8. 发明专利

JP2004125532A Radiation detector 审中-公开
公开(公告)号：JP2004125532A
公开(公告)日：2004-04-22
申请号：JP2002288055
申请日：2002-09-30
申请人： Clear Pulse Kk , Mitsubishi Heavy Ind Ltd , クリアパルス株式会社 , 三菱重工業株式会社
发明人： ANZAI FUMIYOSHI , HAMAMURA HIDEHIKO , TSUKUDA KAZUHIRO , HORI KEIICHI , MORI KUNISHIRO
IPC分类号： G01T1/24 , H01L31/09
摘要： PROBLEM TO BE SOLVED: To provide a radiation detector reducing the effect of noise, highly precisely measuring the radiation in a short time, improving the detecting efficiency of the radiation and reducing the exposure of a patient to the radiation.
SOLUTION: This radiation detector is provided with a radiation detecting element 4, a coupling capacitor 1, an amplification part 6 and a first power supply 5. The radiation detecting element 4 is grounded in its one end and outputs an electric signal corresponding to the radiation irradiated by pulse. One end of the coupling capacitor C1 is connected to the other end of the radiation detecting element 4. The amplification part 6 is connected to the other end of the coupling capacitor C1 and integrates and outputs the electric signal input from the radiation detecting element 4 via the coupling capacitor C1. The first power supply 5 is connected in parallel to the coupling capacitor C1 relative to the radiation detecting element 4 and impresses a bias voltage.
COPYRIGHT: (C)2004,JPO

9. 发明专利

JP2010035863A Radiotherapy instrument and irradiation method 有权
标题翻译：放射治疗仪和辐射方法
公开(公告)号：JP2010035863A
公开(公告)日：2010-02-18
申请号：JP2008203155
申请日：2008-08-06
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： AOI TATSUFUMI , YAMASHITA ICHIRO , TSUKUDA KAZUHIRO , KAMINO YUICHIRO , HIRAI ETSURO
IPC分类号： A61N5/10
CPC分类号： A61N5/1048 , A61N2005/1061
摘要： PROBLEM TO BE SOLVED: To reduce a variation in the dosage of radiation cast on a subject.
SOLUTION: The radiotherapy instrument includes accelerators 51 and 52 generating charged particle beams, a target 53 radiating radiation by being irradiated with the charged particle beams, a sensor 57 measuring electrical current flowing through the target 53, a dosimeter 56 measuring the dosage of the radiation, a controller 60 controlling the accelerators 51 and 52 on the basis of the electrical current and the dosage. The dosage of the radiation to be cast on the subject varies along with the electrical current flowing in the target 53 and along with the dosage. The radiotherapy instrument can control the dosage of radiation to be cast on the subject with higher accuracy as compared with when it controls the accelerators 51 and 52 on the basis of either the electrical current or the dosage.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：减少对受试者投射的辐射剂量的变化。解决方案：放射治疗仪器包括产生带电粒子束的加速器51和52，通过照射带电粒子束辐射辐射的靶53，测量流过靶53的电流的传感器57，测量剂量的控制器60，控制器60基于电流和剂量来控制加速器51和52。待施用于受试者的辐射的剂量随着在靶53中流动的电流以及剂量而变化。相对于基于电流或剂量来控制加速器51和52的情况，放射治疗仪器可以以更高的精度来控制要对受试者施放的辐射的剂量。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2008173182A Radiation irradiation method and radiotherapy apparatus controller 审中-公开
标题翻译：辐射辐照方法和放射治疗装置控制器
公开(公告)号：JP2008173182A
公开(公告)日：2008-07-31
申请号：JP2007007332
申请日：2007-01-16
申请人： Mitsubishi Heavy Ind Ltd , 三菱重工業株式会社
发明人： URANO SUSUMU , KANEKO SHUJI , TAKAHASHI KUNIO , TSUKUDA KAZUHIRO
IPC分类号： A61N5/01 , A61B6/00 , A61N5/10 , G21K1/04 , G21K5/02 , G21K5/10
CPC分类号： A61N5/1042 , A61N5/1049 , A61N5/1067 , A61N2005/1061
摘要： PROBLEM TO BE SOLVED: To control the position of a part which is irradiated with radiation with higher precision as compared with the conventional art and to control the radiation dose with which the part is irradiated with higher precision as compared with the conventional art.
SOLUTION: The radiation irradiation method includes the step of irradiating a first part 102-1 of a subject 43 with first radiation 111-1 radiated in a radial pattern from a first point, and the step of irradiating a second part 102-2 of the subject 43 with second radiation 111-2 radiated in a radial pattern from a second point matched with the first point. By such a method, the dose of the radiation 23 with which the part of the subject 43 is irradiated is controlled with higher precision by using a compact radiation irradiation device. As a result, deflection of a support member 14 supporting the radiation irradiation device 16 is reduced, the radiation irradiation device 16 is positioned with higher precision, and a position of an area 101 irradiated with the radiation 23 can be controlled with higher precision.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：与传统技术相比，控制用更高精度照射的部分的位置，与传统技术相比，以更高的精度来控制照射部件的辐射剂量。解决方案：辐射照射方法包括以下步骤：从第一点以径向图案辐射的第一辐射111-1照射被检体43的第一部分102-1;以及照射第二部分102- 第二辐射111-2以与第一点匹配的第二点以径向图案辐射的对象43的2。通过这样的方法，通过使用小型辐射照射装置，通过更高的精度来控制照射受试者43的部分的辐射23的剂量。结果，减少了支撑放射线照射装置16的支撑构件14的偏转，能够以更高的精度定位放射线照射装置16，并且可以更高精度地控制用辐射23照射的区域101的位置。版权所有（C）2008，JPO＆INPIT

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