JP5166547B2 - 容量性タイプの近接センサ - Google Patents
容量性タイプの近接センサ Download PDFInfo
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- JP5166547B2 JP5166547B2 JP2010537575A JP2010537575A JP5166547B2 JP 5166547 B2 JP5166547 B2 JP 5166547B2 JP 2010537575 A JP2010537575 A JP 2010537575A JP 2010537575 A JP2010537575 A JP 2010537575A JP 5166547 B2 JP5166547 B2 JP 5166547B2
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- JP
- Japan
- Prior art keywords
- sensor
- ray
- sensing electrode
- diagnosis
- medical
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
- G01D5/241—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
- G01D5/2417—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying separation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/10—Safety means specially adapted therefor
- A61B6/102—Protection against mechanical damage, e.g. anti-collision devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
- A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
- A61B6/4441—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure the rigid structure being a C-arm or U-arm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Radiation-Therapy Devices (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Electronic Switches (AREA)
Description
Claims (13)
- 検知電極を有する容量タイプの近接センサであって、前記検知電極が、導電領域及び非導電領域をもつ表面を有し、前記センサが、前記検知電極と対象との間の電界を測定し、
前記導電領域が、前記検知電極の全体の寸法のサイズにあわせて最適化される寸法を有し、それにより、前記検知電極の構造全体の領域においてセンサ感度の均一性を最適化する、センサ。 - 前記対象は接地される、請求項1に記載のセンサ。
- 前記導電領域は互いに電気的に接続される、請求項1又は2に記載のセンサ。
- 前記導電領域は、処理エレクトロニクスに電気的に接続される、請求項1乃至3のいずれか1項に記載のセンサ。
- 前記表面は、実質的に平坦な領域を有し、これらの実質的に平坦な領域は、非導電領域を有する、請求項1乃至4のいずれか1項に記載のセンサ。
- 前記表面は、実質的に非平坦な領域を有し、これらの実質的に非平坦な領域は、導電領域を有する、請求項1乃至5のいずれか1項に記載のセンサ。
- 前記センサの感度は、前記センサの形状から実質的に独立している、請求項1乃至6のいずれか1項に記載のセンサ。
- 前記対象は、動物又は人間である、請求項1乃至7のいずれか1項に記載のセンサ。
- 請求項1乃至8のいずれか1項に記載のセンサを有する医用X線診断及び/又はX線治療及び/又は核診断/治療のための装置。
- 医用X線診断及び/又はX線治療及び/又は核診断/治療のためのシステムであって、
医用X線診断及び/又はX線治療及び/又は核診断/治療のための装置と、
請求項1乃至8のいずれか1項に記載のセンサを有する対象と、
を有するシステム。 - 医用X線診断及び/又はX線治療及び/又は核診断/治療のための装置と対象との間の衝突を回避する方法であって、
請求項1乃至8のいずれか1項に記載のセンサと前記対象との間の距離を測定するステップと、
前記距離が小さい場合、前記装置と前記センサとの間の接近を止めるステップと、
を含み、前記装置が前記センサを有する、方法。 - プロセッサによって実行されるとき、請求項11に記載の方法を実施するように適応されるプログラム要素。
- 請求項12に記載のプログラム要素を記憶したコンピュータ可読媒体。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07123184.9 | 2007-12-13 | ||
| EP07123184 | 2007-12-13 | ||
| PCT/IB2008/055162 WO2009074953A2 (en) | 2007-12-13 | 2008-12-09 | Capacitive type proximity sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011511265A JP2011511265A (ja) | 2011-04-07 |
| JP5166547B2 true JP5166547B2 (ja) | 2013-03-21 |
Family
ID=40755948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010537575A Expired - Fee Related JP5166547B2 (ja) | 2007-12-13 | 2008-12-09 | 容量性タイプの近接センサ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8269178B2 (ja) |
| EP (1) | EP2223051B1 (ja) |
| JP (1) | JP5166547B2 (ja) |
| CN (1) | CN101896794B (ja) |
| WO (1) | WO2009074953A2 (ja) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011002446A1 (de) * | 2011-01-04 | 2012-07-05 | Ident Technology Ag | Sensoreinrichtung und Verfahren zur kapazitiven Annäherungsdetektion |
| DE102011018364A1 (de) * | 2011-04-01 | 2012-10-04 | Oerlikon Trading Ag, Trübbach | Näherungssensor |
| JP5741684B2 (ja) * | 2011-05-27 | 2015-07-01 | 株式会社島津製作所 | 放射線撮影装置 |
| JP5902878B1 (ja) * | 2013-03-15 | 2016-04-13 | メディガイド リミテッド | 医療装置誘導システム |
| US9122451B2 (en) * | 2013-09-30 | 2015-09-01 | Sonos, Inc. | Capacitive proximity sensor configuration including a speaker grille |
| US9223353B2 (en) | 2013-09-30 | 2015-12-29 | Sonos, Inc. | Ambient light proximity sensing configuration |
| CN106361430B (zh) * | 2015-07-21 | 2019-08-27 | 西门子(深圳)磁共振有限公司 | 能防止碰撞的医疗器械 |
| US10299740B2 (en) * | 2015-09-29 | 2019-05-28 | General Electric Company | Methods and systems for cone-beam computed tomography |
| EP3373818B1 (en) | 2015-11-09 | 2024-03-06 | Radiaction Ltd. | Radiation shielding apparatuses |
| CN105311755B (zh) * | 2015-11-25 | 2018-05-18 | 沈阳东软医疗系统有限公司 | 医用直线加速器 |
| DE102015226622B4 (de) | 2015-12-23 | 2017-09-14 | Siemens Healthcare Gmbh | Erkennen von Annäherung und Kollision |
| NL2017160B1 (en) * | 2016-07-13 | 2018-01-18 | Cerescon Holding B V | Method and a system for detecting asparagus in ground |
| US11744529B2 (en) * | 2019-01-02 | 2023-09-05 | Radiaction Ltd. | Supplementary collision detection and prevention system for a medical imager |
| CN114025668B (zh) | 2019-01-02 | 2025-11-14 | 瑞迪艾森有限公司 | 辐射防护装置及其材料 |
| CN113939230A (zh) | 2019-01-02 | 2022-01-14 | 瑞迪艾森有限公司 | 患者头部保护设备 |
| JP7246697B2 (ja) * | 2019-01-23 | 2023-03-28 | 東京パーツ工業株式会社 | 静電容量式近接センサ |
| CN121003454A (zh) | 2019-07-02 | 2025-11-25 | 瑞迪艾森有限公司 | 可展开辐射防护屏罩 |
| JP7468373B2 (ja) * | 2021-01-19 | 2024-04-16 | 株式会社島津製作所 | X線撮影装置 |
| DE102023201814A1 (de) | 2023-02-28 | 2024-08-29 | Siemens Healthineers Ag | Medizintechnikvorrichtung mit Bestimmungseinheit zur Bestimmung eines Abstands |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0760185B2 (ja) * | 1992-01-21 | 1995-06-28 | 松下電工株式会社 | 着座センサ |
| US5651044A (en) | 1995-10-02 | 1997-07-22 | General Electric Company | Capacitive proximity detector for radiation imager position control |
| US5726581A (en) | 1996-03-08 | 1998-03-10 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | 3-D capaciflector |
| JP2003518403A (ja) * | 1999-12-24 | 2003-06-10 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 追加の電極を有し、医療用放射線装置に使用する電磁物体検出器 |
| JP2001208504A (ja) * | 2000-01-28 | 2001-08-03 | Hitachi Medical Corp | 静電容量型距離センサ及びこれを用いた医用診断装置の障害物検出システム |
| US6661240B1 (en) | 2000-10-04 | 2003-12-09 | General Electric Co. | Methods and systems for capacitive motion sensing and position control |
| JP4003453B2 (ja) * | 2001-12-26 | 2007-11-07 | アイシン精機株式会社 | 人体検出装置 |
| FR2844349B1 (fr) * | 2002-09-06 | 2005-06-24 | Nanotec Solution | Detecteur de proximite par capteur capacitif |
| JP4358679B2 (ja) * | 2004-05-14 | 2009-11-04 | 株式会社フジクラ | 静電容量式近接センサ |
| EP1790078B1 (en) * | 2004-08-31 | 2016-06-15 | Koninklijke Philips N.V. | Proximity sensor for x-ray apparatus |
| JP4774055B2 (ja) * | 2004-08-31 | 2011-09-14 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | X線装置用の近接センサ |
| CN100518654C (zh) * | 2004-08-31 | 2009-07-29 | 皇家飞利浦电子股份有限公司 | X光机的接近传感器 |
| JP4556584B2 (ja) * | 2004-09-16 | 2010-10-06 | 株式会社島津製作所 | 医用診断装置 |
| JP4552572B2 (ja) * | 2004-09-16 | 2010-09-29 | 株式会社島津製作所 | 医用診断装置 |
| DE202005001179U1 (de) * | 2005-01-25 | 2005-04-07 | Sick Ag | Kapazitiver Näherungssensor |
-
2008
- 2008-12-09 JP JP2010537575A patent/JP5166547B2/ja not_active Expired - Fee Related
- 2008-12-09 EP EP08858949.4A patent/EP2223051B1/en not_active Not-in-force
- 2008-12-09 CN CN200880120159.XA patent/CN101896794B/zh not_active Expired - Fee Related
- 2008-12-09 US US12/746,928 patent/US8269178B2/en active Active
- 2008-12-09 WO PCT/IB2008/055162 patent/WO2009074953A2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP2223051A2 (en) | 2010-09-01 |
| US8269178B2 (en) | 2012-09-18 |
| EP2223051B1 (en) | 2019-12-04 |
| WO2009074953A2 (en) | 2009-06-18 |
| WO2009074953A3 (en) | 2009-10-15 |
| CN101896794B (zh) | 2016-09-07 |
| JP2011511265A (ja) | 2011-04-07 |
| CN101896794A (zh) | 2010-11-24 |
| US20100264321A1 (en) | 2010-10-21 |
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