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1. 发明授权

US08335556B2 Magnetically driven capsule medical device and capsule medical device system with position detection 失效
标题翻译：磁驱胶囊医疗装置及带位置检测的胶囊医疗装置系统
公开(公告)号：US08335556B2
公开(公告)日：2012-12-18
申请号：US12304917
申请日：2007-06-27
申请人： Akio Uchiyama , Atsushi Kimura , Ryoji Sato , Atsushi Chiba
发明人： Akio Uchiyama , Atsushi Kimura , Ryoji Sato , Atsushi Chiba
IPC分类号： A61B5/00
CPC分类号： A61B5/073 , A61B1/00016 , A61B1/00032 , A61B1/00036 , A61B1/00158 , A61B1/041 , A61B1/0684 , A61B5/062 , A61B5/7232 , A61B5/726 , A61B34/73
摘要： Smooth guiding through the inside of a body cavity is carried out by a magnetic field applied from the outside of the body. The provided capsule medical device (1) includes a bio-information detecting device (5) for detecting bio information of the inside of a body cavity; a magnet (12) for receiving a guidance magnetic field applied from outside the body and generating a driving force; a coil (7) for receiving a position-detection magnetic field applied from outside the body and generating a position-detection signal; a filter device (8), connected to the coil (7), for attenuating an induction signal component which is generated by the guidance magnetic field incident on the coil (7); and a wireless transmission device (10) for externally transmitting the position-detection signal which has passed through the filter device (8) and the bio information which has been detected by the bio-information detecting device (5).
摘要翻译：通过从身体外部施加的磁场来进行通过体腔内部的平滑引导。所提供的胶囊医疗装置（1）包括用于检测体腔内部的生物信息的生物信息检测装置（5）磁体（12），用于接收从体外施加的引导磁场并产生驱动力; 线圈（7），用于接收从身体外部施加的位置检测磁场并产生位置检测信号; 连接到线圈（7）的滤波器装置（8），用于衰减由入射到线圈（7）上的引导磁场产生的感应信号分量; 以及用于外部发送已经通过过滤装置（8）的位置检测信号和由生物信息检测装置（5）检测到的生物信息的无线传输装置（10）。

2. 发明授权

US08260398B2 Position detection system, medical-device guidance system, and position detection method 失效
标题翻译：位置检测系统，医疗器械引导系统和位置检测方法
公开(公告)号：US08260398B2
公开(公告)日：2012-09-04
申请号：US12443605
申请日：2007-11-27
申请人： Akio Uchiyama , Ryoji Sato , Atsushi Kimura
发明人： Akio Uchiyama , Ryoji Sato , Atsushi Kimura
IPC分类号： A61B5/05
CPC分类号： G01B7/003 , A61B1/00158 , A61B1/041 , A61B5/06 , A61B5/062 , A61B5/7232 , A61B5/7257 , A61B34/73 , G01D5/2086
摘要： There is provided a position detection system (1) including a first marker (4) that produces a first alternating magnetic field having a first position-calculating frequency by means of an external power supply; a second marker (3) including a magnetic induction coil (5) having a resonance frequency equal to the position-calculating frequency; a magnetic-field detection section (13) that is disposed outside a working region of the second marker (3) and that detects a magnetic field at the first position-calculating frequency; an extracting section (24) that extracts, from the detected magnetic field, a first detection-magnetic-field component having the first position-calculating frequency and having the same phase as the phase of the first alternating magnetic field; and a position/orientation analyzing section (22) that calculates at least one of the position and the orientation of the first marker (4) based on the intensity of the extracted first detection-magnetic-field component.
摘要翻译：提供了一种位置检测系统（1），包括：通过外部电源产生具有第一位置计算频率的第一交变磁场的第一标记（4）; 包括具有等于位置计算频率的共振频率的磁感应线圈（5）的第二标记（3）磁场检测部（13），其设置在所述第二标记（3）的工作区域的外侧，并且检测所述第一位置算出用频率的磁场; 提取部（24），其从所述检测的磁场中提取具有与所述第一交变磁场的相位相同的所述第一位置算出用频率的第一检测磁场成分; 以及基于所提取的第一检测磁场分量的强度来计算第一标记（4）的位置和取向中的至少一个的位置/取向分析部（22）。

3. 发明授权

US08164334B2 Position detection system 有权
标题翻译：位置检测系统
公开(公告)号：US08164334B2
公开(公告)日：2012-04-24
申请号：US12088985
申请日：2006-10-06
申请人： Ryoji Sato , Akio Uchiyama , Atsushi Kimura
发明人： Ryoji Sato , Akio Uchiyama , Atsushi Kimura
IPC分类号： G01V3/00
CPC分类号： A61B1/041 , A61B1/00158 , A61B5/062 , A61B5/7257 , A61B34/73 , A61B2034/732
摘要： A position detection system that does not require calibration measurement to be performed in advance and reduces the work required for detecting a position and so on is provided. The provided position detection system includes a device having a magnetic inductance coil; a drive coil that has a position-calculating frequency near a resonant frequency of the magnetic inductance coil and generates an alternating magnetic field which acts on the magnetic inductance coil; a plurality of magnetic-field sensors that is disposed outside the operating range of the device and detects an induced magnetic field generated by the magnetic inductance coil; amplitude-component detection section for detecting amplitude components whose phase is substantially orthogonal to the alternating magnetic field from the outputs of the magnetic sensors acquired by the plurality of magnetic sensors; and position analyzing section for calculating at least one of a position and an orientation of the device on the basis of the amplitude components.
摘要翻译：提供了一种位置检测系统，其不需要预先执行校准测量并且减少检测位置等所需的工作。提供的位置检测系统包括具有磁感线圈的装置; 驱动线圈，其具有靠近所述磁感应线圈的共振频率的位置算出频率，并产生作用在所述磁感应线圈上的交变磁场; 多个磁场传感器，其设置在所述装置的工作范围之外，并检测由所述磁感应线圈产生的感应磁场; 幅度分量检测部，用于从所述多个磁传感器获取的所述磁传感器的输出中检测与所述交变磁场大致正交的相位的振幅分量; 以及位置分析部分，用于基于振幅分量来计算装置的位置和取向中的至少一个。

4. 发明申请

US20090326323A1 CAPSULE MEDICAL DEVICE AND CAPSULE MEDICAL DEVICE SYSTEM 失效
标题翻译：胶囊医疗装置和胶囊医疗装置系统
公开(公告)号：US20090326323A1
公开(公告)日：2009-12-31
申请号：US12304917
申请日：2007-06-27
申请人： Akio Uchiyama , Atsushi Kimura , Ryoji Sato , Atsushi Chiba
发明人： Akio Uchiyama , Atsushi Kimura , Ryoji Sato , Atsushi Chiba
IPC分类号： A61B1/00
CPC分类号： A61B5/073 , A61B1/00016 , A61B1/00032 , A61B1/00036 , A61B1/00158 , A61B1/041 , A61B1/0684 , A61B5/062 , A61B5/7232 , A61B5/726 , A61B34/73
摘要： Smooth guiding through the inside of a body cavity is carried out by a magnetic field applied from the outside of the body. The provided capsule medical device (1) includes a bio-information detecting device (5) for detecting bio information of the inside of a body cavity; a magnet (12) for receiving a guidance magnetic field applied from outside the body and generating a driving force; a coil (7) for receiving a position-detection magnetic field applied from outside the body and generating a position-detection signal; a filter device (8), connected to the coil (7), for attenuating an induction signal component which is generated by the guidance magnetic field incident on the coil (7); and a wireless transmission device (10) for externally transmitting the position-detection signal which has passed through the filter device (8) and the bio information which has been detected by the bio-information detecting device (5).
摘要翻译：通过从身体外部施加的磁场来进行通过体腔内部的平滑引导。所提供的胶囊医疗装置（1）包括用于检测体腔内部的生物信息的生物信息检测装置（5）磁体（12），用于接收从体外施加的引导磁场并产生驱动力; 线圈（7），用于接收从身体外部施加的位置检测磁场并产生位置检测信号; 连接到线圈（7）的滤波器装置（8），用于衰减由入射到线圈（7）上的引导磁场产生的感应信号分量; 以及用于外部发送已经通过过滤装置（8）的位置检测信号和由生物信息检测装置（5）检测到的生物信息的无线传输装置（10）。

5. 发明申请

US20090171190A1 MEDICAL DEVICE POSITION DETECTING SYSTEM, MEDICAL DEVICE GUIDING SYSTEM, AND POSITION DETECTING METHOD FOR MEDICAL DEVICE 有权
标题翻译：医疗设备位置检测系统，医疗设备引导系统和医疗设备的位置检测方法
公开(公告)号：US20090171190A1
公开(公告)日：2009-07-02
申请号：US12095341
申请日：2006-12-04
申请人： Akio Uchiyama , Atsushi Kimura , Ryoji Sato , Atsushi Chiba
发明人： Akio Uchiyama , Atsushi Kimura , Ryoji Sato , Atsushi Chiba
IPC分类号： A61B5/05 , G01B7/14 , G05B1/06 , A61B1/00
CPC分类号： A61B5/06 , A61B1/00158 , A61B1/041 , A61B5/062 , A61B5/7232 , A61B2034/732 , G06F19/00
摘要： Position detection of a medical device is prevented from being impossible even when the frequency characteristic of a magnetic induction coil is varied in accordance with the state of an external magnetic field for guiding the medical device. A medical device position detecting system is a medical device position detecting system which is inserted into the body of a subject and guided by an external magnetic field, and it is equipped with a resonance circuit that is mounted in the medical device, contains a magnetic induction coil having a magnetic material inside and generates an alternate magnetic field, an alternate magnetic field detecting device that is disposed at the outside of an operation region of the medical device and detects the alternate magnetic field generated by the magnetic induction coil, a position information calculator for calculating position information of the medical device on the basis of the detected alternate magnetic field, and a frequency setting unit for setting at least one of the frequency of the alternate magnetic field detected by the alternate magnetic field detecting device and the frequency of the alternate magnetic field generated by the magnetic induction coil on the basis of at least one of the intensity and direction of an external magnetic field at the position of the magnetic induction coil.
摘要翻译：即使当根据用于引导医疗装置的外部磁场的状态改变磁感应线圈的频率特性时，也不会妨碍医疗装置的位置检测。医疗器械位置检测系统是医疗器械位置检测系统，其被插入被检体的体内并被外部磁场引导，并且配备有安装在医疗装置中的谐振电路，其包含磁感应线圈，其内部具有磁性材料并产生交替的磁场;交替磁场检测装置，设置在医疗装置的操作区域的外部，并检测由磁感应线圈产生的交替磁场;位置信息计算器用于基于检测到的交变磁场计算医疗装置的位置信息;以及频率设定单元，用于设定由交替磁场检测装置检测的交变磁场的频率和交替磁场的频率中的至少一个频率至少基于磁感应线圈产生的磁场在磁感应线圈的位置处的外部磁场的强度和方向之一。

6. 发明申请

US20070185398A1 Medical device magnetic guidance/position detection system 有权
标题翻译：医疗器械磁力引导/位置检测系统
公开(公告)号：US20070185398A1
公开(公告)日：2007-08-09
申请号：US11633282
申请日：2006-12-04
申请人： Atsushi Kimura , Akio Uchiyama , Ryoji Sato
发明人： Atsushi Kimura , Akio Uchiyama , Ryoji Sato
IPC分类号： A61B5/05
CPC分类号： A61B5/06 , A61B1/00158 , A61B1/041 , A61B5/062
摘要： A medical-device magnetic guiding position detecting system that can prevent a decrease in the strength of a position detecting magnetic field in an operating area of a medical device is provided. The medical-device magnetic guiding position detecting system includes a medical device that is disposed in the body of a subject and that includes at least one magnet and a circuit including an internal coil, a first magnetic field generating unit for generating a first magnetic field in the operating area of the medical device, position detecting means for detecting an induction magnetic field induced in the internal coil due to the first magnetic field, and at least one pair of opposing coils for generating a second magnetic field that acts on the at least one magnet. The opposing coils forming each of the at least one pair are independently driven.
摘要翻译：提供一种可以防止医疗装置的操作区域中的位置检测磁场的强度降低的医疗装置导磁位置检测系统。医疗器械磁性引导位置检测系统包括：医疗装置，其设置在被检体的主体内，并且包括至少一个磁体和包括内部线圈的电路;第一磁场产生部，其用于产生第一磁场; 医疗装置的操作区域，用于检测由于第一磁场而在内部线圈中感应的感应磁场的位置检测装置，以及用于产生作用于至少一个的第二磁场的至少一对相对的线圈磁铁。形成至少一对中的每一个的相对线圈被独立地驱动。

7. 发明授权

US08446147B2 Position detecting device having opposite-phase magnetic-field generating coil, medical device guiding system, position detecting method, and medical device guiding method 失效
标题翻译：位置检测装置具有反相磁场产生线圈，医疗装置引导系统，位置检测方法和医疗装置引导方法
公开(公告)号：US08446147B2
公开(公告)日：2013-05-21
申请号：US12595400
申请日：2008-04-18
申请人： Atsushi Chiba , Akio Uchiyama , Atsushi Kimura , Ryoji Sato
发明人： Atsushi Chiba , Akio Uchiyama , Atsushi Kimura , Ryoji Sato
IPC分类号： G01B7/14 , A61B5/05
CPC分类号： A61B5/06 , A61B1/00158 , A61B1/041 , A61B5/062 , A61B34/20 , A61B2034/2051 , A61B2090/3958 , G01B7/003
摘要： Provided is a position detecting device including a first magnetic-field generating unit including at least one magnetic-field generating coil and that generates a first magnetic field in a detection space where a detected object provided with a circuit including at least one built-in coil is disposed; a magnetic-field detecting unit having a plurality of detecting coils arrayed to detect an induced magnetic field generated from the built-in coil by the generated first magnetic field; and a second magnetic-field generating unit including at least one magnetic-field generating coil, that generates a second magnetic field, and including a magnetic-field component having a phase substantially opposite to the first magnetic field and entering the detecting coils, wherein the first magnetic-field generating unit and the detecting coils are disposed so that a generating direction of the first magnetic field and a detecting direction of the induced magnetic field intersect each other.
摘要翻译：提供了一种位置检测装置，其包括：第一磁场产生单元，包括至少一个磁场产生线圈，并且在检测空间中产生第一磁场，其中检测对象设置有包括至少一个内置线圈被处置磁场检测单元，具有多个检测线圈，其被排列成通过所产生的第一磁场来检测从内置线圈产生的感应磁场; 以及第二磁场产生单元，其包括产生第二磁场的至少一个磁场产生线圈，并且包括具有与第一磁场基本相反的相位并进入检测线圈的磁场分量，其中，第一磁场产生单元和检测线圈被布置成使得第一磁场的产生方向和感应磁场的检测方向彼此相交。

8. 发明申请

US20100073185A1 POSITION DETECTION SYSTEM, MEDICAL-DEVICE GUIDANCE SYSTEM, AND POSITION DETECTION METHOD 失效
标题翻译：位置检测系统，医疗设备指导系统和位置检测方法
公开(公告)号：US20100073185A1
公开(公告)日：2010-03-25
申请号：US12443605
申请日：2007-11-27
申请人： Akio Uchiyama , Ryoji Sato , Atsushi Kimura
发明人： Akio Uchiyama , Ryoji Sato , Atsushi Kimura
IPC分类号： G08B21/00
CPC分类号： G01B7/003 , A61B1/00158 , A61B1/041 , A61B5/06 , A61B5/062 , A61B5/7232 , A61B5/7257 , A61B34/73 , G01D5/2086
摘要： There is provided a position detection system (1) including a first marker (4) that produces a first alternating magnetic field having a first position-calculating frequency by means of an external power supply; a second marker (3) including a magnetic induction coil (5) having a resonance frequency equal to the position-calculating frequency; a magnetic-field detection section (13) that is disposed outside a working region of the second marker (3) and that detects a magnetic field at the first position-calculating frequency; an extracting section (24) that extracts, from the detected magnetic field, a first detection-magnetic-field component having the first position-calculating frequency and having the same phase as the phase of the first alternating magnetic field; and a position/orientation analyzing section (22) that calculates at least one of the position and the orientation of the first marker (4) based on the intensity of the extracted first detection-magnetic-field component.
摘要翻译：提供了一种位置检测系统（1），包括：通过外部电源产生具有第一位置计算频率的第一交变磁场的第一标记（4）; 包括具有等于位置计算频率的共振频率的磁感应线圈（5）的第二标记（3）磁场检测部（13），其设置在所述第二标记（3）的工作区域的外侧，并且检测所述第一位置算出用频率的磁场; 提取部（24），其从所述检测的磁场中提取具有与所述第一交变磁场的相位相同的所述第一位置算出用频率的第一检测磁场成分; 以及基于所提取的第一检测磁场分量的强度来计算第一标记（4）的位置和取向中的至少一个的位置/取向分析部（22）。

9. 发明申请

US20090295386A1 POSITION DETECTION SYSTEM 有权
标题翻译：位置检测系统
公开(公告)号：US20090295386A1
公开(公告)日：2009-12-03
申请号：US12088985
申请日：2006-10-06
申请人： Ryoji Sato , Akio Uchiyama , Atsushi Kimura
发明人： Ryoji Sato , Akio Uchiyama , Atsushi Kimura
IPC分类号： G01R33/44 , G01B7/14
CPC分类号： A61B1/041 , A61B1/00158 , A61B5/062 , A61B5/7257 , A61B34/73 , A61B2034/732
摘要： A position detection system that does not require calibration measurement to be performed in advance and reduces the work required for detecting a position and so on is provided. The provided position detection system includes a device having a magnetic inductance coil; a drive coil that has a position-calculating frequency near a resonant frequency of the magnetic inductance coil and generates an alternating magnetic field which acts on the magnetic inductance coil; a plurality of magnetic-field sensors that is disposed outside the operating range of the device and detects an induced magnetic field generated by the magnetic inductance coil; amplitude-component detection section for detecting amplitude components whose phase is substantially orthogonal to the alternating magnetic field from the outputs of the magnetic sensors acquired by the plurality of magnetic sensors; and position analyzing section for calculating at least one of a position and an orientation of the device on the basis of the amplitude components.
摘要翻译：提供了一种位置检测系统，其不需要预先执行校准测量并且减少检测位置等所需的工作。提供的位置检测系统包括具有磁感线圈的装置; 驱动线圈，其具有靠近所述磁感应线圈的共振频率的位置算出频率，并产生作用在所述磁感应线圈上的交变磁场; 多个磁场传感器，其设置在所述装置的工作范围之外，并检测由所述磁感应线圈产生的感应磁场; 幅度分量检测部，用于从所述多个磁传感器获取的所述磁传感器的输出中检测与所述交变磁场大致正交的振幅分量; 以及位置分析部分，用于基于振幅分量来计算装置的位置和取向中的至少一个。

10. 发明授权

US08692682B2 Position detection system for detection object and position detection method for detection object 失效
标题翻译：用于检测对象的位置检测系统和检测对象的位置检测方法
公开(公告)号：US08692682B2
公开(公告)日：2014-04-08
申请号：US12441631
申请日：2007-09-28
申请人： Atsushi Kimura , Akio Uchiyama , Ryoji Sato , Atsushi Chiba
发明人： Atsushi Kimura , Akio Uchiyama , Ryoji Sato , Atsushi Chiba
IPC分类号： G08B21/00
CPC分类号： A61B5/06 , A61B1/041 , A61B5/062 , A61B5/073
摘要： A position detection system for a detection object and a position detection method for a detection object that enable calibration without removing a detection object after the detection object is introduced into a detection space are provided. Provided are a magnetic-field generating unit (3) that generates a position-detection magnetic field; a detection object (5) including a resonant circuit (21) that generates a resonant magnetic field and an external-signal switch that connects or disconnects the path of the resonant circuit (21); a switch-controlling unit (7) that controls connecting or disconnecting of the external-signal switch; a position-detection-magnetic-field detecting unit (9) that detects the magnetic field strength of at least one of the position-detection magnetic field and the resonant magnetic field; and a position-calculating unit (11) that calculates the position and orientation of the detection object (5) based on a detection signal from the position-detection-magnetic-field detecting unit (9).
摘要翻译：提供了一种用于检测对象的位置检测系统和用于在检测对象被引入检测空间之后能够在不移除检测对象的情况下进行校准的检测对象的位置检测方法。提供产生位置检测磁场的磁场产生单元（3）包括产生谐振磁场的谐振电路（21）和连接或断开谐振电路（21）的路径的外部信号开关的检测对象（5）。开关控制单元（7），其控制外部信号开关的连接或断开; 位置检测用磁场检测单元，其检测所述位置检测用磁场和所述共振磁场中的至少一个的磁场强度; 以及基于来自所述位置检测用磁场检测部（9）的检测信号来计算检测对象（5）的位置和取向的位置计算部（11）。

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