JPH10513393A - 医療用診断装置用の電磁気的対象検出器 - Google Patents
医療用診断装置用の電磁気的対象検出器Info
- Publication number
- JPH10513393A JPH10513393A JP9520321A JP52032197A JPH10513393A JP H10513393 A JPH10513393 A JP H10513393A JP 9520321 A JP9520321 A JP 9520321A JP 52032197 A JP52032197 A JP 52032197A JP H10513393 A JPH10513393 A JP H10513393A
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- Japan
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- signal
- output signal
- detection
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- vicinity
- Prior art date
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 36
- 230000005672 electromagnetic field Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000005684 electric field Effects 0.000 claims description 4
- 238000002560 therapeutic procedure Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 abstract description 17
- 230000033001 locomotion Effects 0.000 abstract description 16
- 238000013459 approach Methods 0.000 abstract description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000003745 diagnosis Methods 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- 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
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
- G05B19/4061—Avoiding collision or forbidden zones
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/34—Director, elements to supervisory
- G05B2219/34031—Synchronous detector
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/37—Measurements
- G05B2219/37272—Capacitive
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/37—Measurements
- G05B2219/37628—Use of special detector the output of which changes if object detected
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/45—Nc applications
- G05B2219/45118—Endoscopic, laparoscopic manipulator
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- High Energy & Nuclear Physics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Human Computer Interaction (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. * 電気信号を発生する信号源(22)と、 * その近傍で電気信号に対応する電磁界を発生するために信号源に接続された 送信ユニット(16)と、 * その近傍で電磁界を検出するために送信ユニット(16)の近傍に配置され た検出ユニット(18)と、 * 検出ユニット(18)の近傍で電磁界に対応する入力信号を入力(30)で 受け、その入力信号に対応する出力信号V0を発生するよう配置された受信機( 27)と を含む装置の可動部分(6)の近傍で対象の存在の電磁気的検出用の検出装置を 含む医療用診断及び/又は治療用の装置であって、検出装置は装置の可動部分( 6)の近傍に対象がない場合に受信機(27)の出力信号V0を所定の公称ゼロ 値に自動的に調節する制御ユニット(25)を含むことを特徴とする装置。 2. 制御ユニット(25)は受信機の出力信号V0を公称ゼロ値へ制御するた めに受信機(27)の入力(30)への信号源(22)の出力信号の制御可能な 転送のために配置された制御可能な転送ユニット(24)を含む請求項1記載の 装置。 3. 制御ユニット(25)は受信機(27)の出力信号V0に依存して転送ユ ニット(24)の転送を制御するよう配置された調節ユニット(38、40、5 0、60)を含み、該調節ユニットは出力信号が第一の範囲にある場合には出力 信号を第一の時定数で公称ゼロ値に調整し、出力信号が第二の範囲にある場合に は出力信号を第二の時定数で公称ゼロ値に調整するよう配置されている請求項2 記載の装置。 4. 電磁気的検出用の検出装置は容量的検出用の装置として構成され、送信ユ ニットはその近傍に電気信号に対応する電界を発生するソース電極(16)とし て構成され、検出ユニットはその近傍の電界の検出用の検出電極(18)として 構成される請求項1乃至3のうちのいずれか1項記載の装置。 5. 検出電極は仮想的に接地されていることを特徴とする請求項4記載の装置 。 6. 仮想的な接地は検出電極がフィードバックチェーン(29)を介して出力 に接続される演算増幅器の第一の入力に接続され、該増幅器の第二の入力は接地 されることにより実現されることを特徴とする請求項5記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95203299 | 1995-11-30 | ||
NL95203299.3 | 1995-11-30 | ||
PCT/IB1996/001262 WO1997019638A1 (en) | 1995-11-30 | 1996-11-20 | Electromagnetic object detector for a medical diagnostic apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10513393A true JPH10513393A (ja) | 1998-12-22 |
JP4067565B2 JP4067565B2 (ja) | 2008-03-26 |
Family
ID=8220890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52032197A Expired - Fee Related JP4067565B2 (ja) | 1995-11-30 | 1996-11-20 | 医療用診断装置用の電磁気的対象検出器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5828221A (ja) |
EP (1) | EP0810841B1 (ja) |
JP (1) | JP4067565B2 (ja) |
DE (1) | DE69632035T2 (ja) |
WO (1) | WO1997019638A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002112997A (ja) * | 2000-10-12 | 2002-04-16 | Hitachi Medical Corp | X線撮影装置 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
GB2361849A (en) * | 2000-04-25 | 2001-10-31 | Graeme Roy Smith | Modular and programmable multi-media wireless access gateway and server |
FR2844349B1 (fr) | 2002-09-06 | 2005-06-24 | Nanotec Solution | Detecteur de proximite par capteur capacitif |
JP4157455B2 (ja) * | 2003-10-08 | 2008-10-01 | 株式会社東芝 | X線診断装置及び撮像系移動制御方法 |
FR2904750B1 (fr) * | 2006-08-03 | 2008-10-17 | Gen Electric | Procede de reconstruction tridimensionnelle d'une enveloppe exterieure d'un corps d'un appareil a rayons x |
US8269176B2 (en) * | 2006-11-20 | 2012-09-18 | Koninklijke Philips Electronics N.V. | Detector head proximity sensing and collision avoidance apparatuses and methods |
US8708561B2 (en) | 2009-03-20 | 2014-04-29 | Orthoscan, Inc. | Mobile imaging apparatus |
WO2012082799A1 (en) | 2010-12-13 | 2012-06-21 | Orthoscan, Inc. | Mobile fluoroscopic imaging system |
US8876377B2 (en) | 2011-12-23 | 2014-11-04 | General Electric Company | Proximity detection system for imaging systems and method for sensing proximity |
DE102012219024B4 (de) | 2012-10-18 | 2015-04-09 | Siemens Aktiengesellschaft | Gehäuseverkleidungsmodul, Anordnung und Verfahren mit Kollisionserkennung für medizintechnische Geräte |
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 |
CN106852114A (zh) * | 2014-10-22 | 2017-06-13 | 卡尔斯特里姆保健公司 | 移动式射线成像设备 |
WO2016188925A1 (en) | 2015-05-28 | 2016-12-01 | Koninklijke Philips N.V. | Object approach detection for use with medical diagnostic apparatus |
WO2017072976A1 (ja) * | 2015-10-30 | 2017-05-04 | 三菱電機株式会社 | ワイヤ放電加工機、ワイヤ放電加工機の制御装置の制御方法及び位置決め方法 |
CN110099718A (zh) * | 2016-12-23 | 2019-08-06 | 皇家飞利浦有限公司 | 用于检测和避免辐射治疗设备与患者之间的碰撞的射线跟踪 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4054833A (en) * | 1976-06-11 | 1977-10-18 | Setra Systems, Inc. | Capacitance measuring system |
US5281921A (en) * | 1990-04-24 | 1994-01-25 | Novak James L | Non-contact capacitance based image sensing method and system |
US5194819A (en) * | 1990-08-10 | 1993-03-16 | Setra Systems, Inc. | Linearized capacitance sensor system |
DE4126168A1 (de) * | 1990-08-20 | 1992-02-27 | Siemens Ag | Medizinisches diagnose- oder therapiegeraet |
GB9021447D0 (en) * | 1990-10-03 | 1990-11-14 | Renishaw Plc | Capacitance probes |
EP0588418B1 (en) * | 1992-09-14 | 1999-12-29 | Koninklijke Philips Electronics N.V. | Apparatus, in particular an X-ray examination apparatus, with arrangement for collision protection |
US5557267A (en) * | 1993-04-23 | 1996-09-17 | Ade Corporation | Apparatus and methods for measurement system calibration |
-
1996
- 1996-11-20 EP EP96935293A patent/EP0810841B1/en not_active Expired - Lifetime
- 1996-11-20 JP JP52032197A patent/JP4067565B2/ja not_active Expired - Fee Related
- 1996-11-20 DE DE69632035T patent/DE69632035T2/de not_active Expired - Fee Related
- 1996-11-20 WO PCT/IB1996/001262 patent/WO1997019638A1/en active IP Right Grant
- 1996-12-02 US US08/758,653 patent/US5828221A/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002112997A (ja) * | 2000-10-12 | 2002-04-16 | Hitachi Medical Corp | X線撮影装置 |
Also Published As
Publication number | Publication date |
---|---|
DE69632035T2 (de) | 2004-09-30 |
EP0810841B1 (en) | 2004-03-31 |
DE69632035D1 (de) | 2004-05-06 |
WO1997019638A1 (en) | 1997-06-05 |
US5828221A (en) | 1998-10-27 |
JP4067565B2 (ja) | 2008-03-26 |
EP0810841A1 (en) | 1997-12-10 |
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