FR2336023A1 - Procede et appareil de mesure et de traitement de signaux obtenus par balayage - Google Patents

Procede et appareil de mesure et de traitement de signaux obtenus par balayage

Info

Publication number
FR2336023A1
FR2336023A1 FR7635650A FR7635650A FR2336023A1 FR 2336023 A1 FR2336023 A1 FR 2336023A1 FR 7635650 A FR7635650 A FR 7635650A FR 7635650 A FR7635650 A FR 7635650A FR 2336023 A1 FR2336023 A1 FR 2336023A1
Authority
FR
France
Prior art keywords
scan
measuring
signals obtained
processing signals
processing
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
Application number
FR7635650A
Other languages
English (en)
Other versions
FR2336023B3 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Nuclear Medicine Inc
Original Assignee
Picker Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Picker Corp filed Critical Picker Corp
Publication of FR2336023A1 publication Critical patent/FR2336023A1/fr
Application granted granted Critical
Publication of FR2336023B3 publication Critical patent/FR2336023B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/412—Dynamic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Pulmonology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
FR7635650A 1975-11-28 1976-11-26 Procede et appareil de mesure et de traitement de signaux obtenus par balayage Granted FR2336023A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/636,212 US4052620A (en) 1975-11-28 1975-11-28 Method and apparatus for improved radiation detection in radiation scanning systems

Publications (2)

Publication Number Publication Date
FR2336023A1 true FR2336023A1 (fr) 1977-07-15
FR2336023B3 FR2336023B3 (fr) 1980-11-07

Family

ID=24550937

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7635650A Granted FR2336023A1 (fr) 1975-11-28 1976-11-26 Procede et appareil de mesure et de traitement de signaux obtenus par balayage

Country Status (4)

Country Link
US (1) US4052620A (fr)
DE (1) DE2654106A1 (fr)
FR (1) FR2336023A1 (fr)
GB (1) GB1564324A (fr)

Families Citing this family (91)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394787A (en) * 1977-01-31 1978-08-19 Toshiba Corp Tomographic diagnostic equipment by radiation
US4404684A (en) * 1980-07-31 1983-09-13 Unitika Ltd. Object solid figure recognizing method and apparatus
JPS58118735A (ja) * 1982-01-06 1983-07-14 株式会社東芝 コンピユ−タ断層撮影装置
EP0109204A3 (fr) * 1982-11-15 1985-08-28 Picker International, Inc. Montage de détecteurs en modules pour tomographe à ordinateur
JPS59111738A (ja) * 1982-12-16 1984-06-28 株式会社東芝 Ｘ線断層撮影装置
JPS61209641A (ja) * 1985-03-15 1986-09-17 株式会社東芝 Ｘ線ｃｔ装置
US4672648A (en) * 1985-10-25 1987-06-09 Picker International, Inc. Apparatus and method for radiation attenuation
US4800508A (en) * 1986-06-30 1989-01-24 Eaton Corporation Frequency detector
FR2652928B1 (fr) 1989-10-05 1994-07-29 Diadix Sa Systeme interactif d'intervention locale a l'interieur d'une zone d'une structure non homogene.
AU675077B2 (en) 1992-08-14 1997-01-23 British Telecommunications Public Limited Company Position location system
US5592939A (en) 1995-06-14 1997-01-14 Martinelli; Michael A. Method and system for navigating a catheter probe
US5798523A (en) * 1996-07-19 1998-08-25 Theratechnologies Inc. Irradiating apparatus using a scanning light source for photodynamic treatment
US6226548B1 (en) * 1997-09-24 2001-05-01 Surgical Navigation Technologies, Inc. Percutaneous registration apparatus and method for use in computer-assisted surgical navigation
US6021343A (en) 1997-11-20 2000-02-01 Surgical Navigation Technologies Image guided awl/tap/screwdriver
US6348058B1 (en) 1997-12-12 2002-02-19 Surgical Navigation Technologies, Inc. Image guided spinal surgery guide, system, and method for use thereof
US6477400B1 (en) 1998-08-20 2002-11-05 Sofamor Danek Holdings, Inc. Fluoroscopic image guided orthopaedic surgery system with intraoperative registration
US6470207B1 (en) * 1999-03-23 2002-10-22 Surgical Navigation Technologies, Inc. Navigational guidance via computer-assisted fluoroscopic imaging
US6491699B1 (en) 1999-04-20 2002-12-10 Surgical Navigation Technologies, Inc. Instrument guidance method and system for image guided surgery
DE60038480T2 (de) * 1999-06-04 2009-04-16 Koninklijke Philips Electronics N.V. Bildverarbeitungserfahren, -vorrichtung und medizinisches untersuchungsgerät zur extraktion des pfades einer fadenförmigen struktur in einem bild
US8644907B2 (en) 1999-10-28 2014-02-04 Medtronic Navigaton, Inc. Method and apparatus for surgical navigation
US7366562B2 (en) 2003-10-17 2008-04-29 Medtronic Navigation, Inc. Method and apparatus for surgical navigation
US6381485B1 (en) 1999-10-28 2002-04-30 Surgical Navigation Technologies, Inc. Registration of human anatomy integrated for electromagnetic localization
US11331150B2 (en) 1999-10-28 2022-05-17 Medtronic Navigation, Inc. Method and apparatus for surgical navigation
US6474341B1 (en) 1999-10-28 2002-11-05 Surgical Navigation Technologies, Inc. Surgical communication and power system
US6379302B1 (en) 1999-10-28 2002-04-30 Surgical Navigation Technologies Inc. Navigation information overlay onto ultrasound imagery
US6493573B1 (en) 1999-10-28 2002-12-10 Winchester Development Associates Method and system for navigating a catheter probe in the presence of field-influencing objects
US8239001B2 (en) 2003-10-17 2012-08-07 Medtronic Navigation, Inc. Method and apparatus for surgical navigation
US6499488B1 (en) 1999-10-28 2002-12-31 Winchester Development Associates Surgical sensor
US6725080B2 (en) 2000-03-01 2004-04-20 Surgical Navigation Technologies, Inc. Multiple cannula image guided tool for image guided procedures
US6535756B1 (en) 2000-04-07 2003-03-18 Surgical Navigation Technologies, Inc. Trajectory storage apparatus and method for surgical navigation system
US7085400B1 (en) 2000-06-14 2006-08-01 Surgical Navigation Technologies, Inc. System and method for image based sensor calibration
US6636757B1 (en) 2001-06-04 2003-10-21 Surgical Navigation Technologies, Inc. Method and apparatus for electromagnetic navigation of a surgical probe near a metal object
FR2832220B1 (fr) * 2001-11-14 2004-08-27 Univ Paris Curie Procede et dispositif d'imagerie radiologique
US6947786B2 (en) 2002-02-28 2005-09-20 Surgical Navigation Technologies, Inc. Method and apparatus for perspective inversion
US6990368B2 (en) 2002-04-04 2006-01-24 Surgical Navigation Technologies, Inc. Method and apparatus for virtual digital subtraction angiography
US7998062B2 (en) 2004-03-29 2011-08-16 Superdimension, Ltd. Endoscope structures and techniques for navigating to a target in branched structure
US6892090B2 (en) 2002-08-19 2005-05-10 Surgical Navigation Technologies, Inc. Method and apparatus for virtual endoscopy
US7697972B2 (en) 2002-11-19 2010-04-13 Medtronic Navigation, Inc. Navigation system for cardiac therapies
US7599730B2 (en) 2002-11-19 2009-10-06 Medtronic Navigation, Inc. Navigation system for cardiac therapies
US7542791B2 (en) 2003-01-30 2009-06-02 Medtronic Navigation, Inc. Method and apparatus for preplanning a surgical procedure
US7660623B2 (en) 2003-01-30 2010-02-09 Medtronic Navigation, Inc. Six degree of freedom alignment display for medical procedures
US7570791B2 (en) 2003-04-25 2009-08-04 Medtronic Navigation, Inc. Method and apparatus for performing 2D to 3D registration
ATE526880T1 (de) * 2003-05-14 2011-10-15 Koninkl Philips Electronics Nv Verfahren und apparat zur verbesserten strahlendetektion
US7313430B2 (en) 2003-08-28 2007-12-25 Medtronic Navigation, Inc. Method and apparatus for performing stereotactic surgery
EP2316328B1 (fr) 2003-09-15 2012-05-09 Super Dimension Ltd. Dispositif de fixation à enroulement pour utilisation avec des bronchoscopes
US9089261B2 (en) 2003-09-15 2015-07-28 Covidien Lp System of accessories for use with bronchoscopes
US7835778B2 (en) 2003-10-16 2010-11-16 Medtronic Navigation, Inc. Method and apparatus for surgical navigation of a multiple piece construct for implantation
US7840253B2 (en) 2003-10-17 2010-11-23 Medtronic Navigation, Inc. Method and apparatus for surgical navigation
US8764725B2 (en) 2004-02-09 2014-07-01 Covidien Lp Directional anchoring mechanism, method and applications thereof
US6956925B1 (en) * 2004-03-29 2005-10-18 Ge Medical Systems Global Technology Company, Llc Methods and systems for multi-modality imaging
US7567834B2 (en) 2004-05-03 2009-07-28 Medtronic Navigation, Inc. Method and apparatus for implantation between two vertebral bodies
US7636595B2 (en) 2004-10-28 2009-12-22 Medtronic Navigation, Inc. Method and apparatus for calibrating non-linear instruments
US7835784B2 (en) 2005-09-21 2010-11-16 Medtronic Navigation, Inc. Method and apparatus for positioning a reference frame
US9168102B2 (en) 2006-01-18 2015-10-27 Medtronic Navigation, Inc. Method and apparatus for providing a container to a sterile environment
US8112292B2 (en) 2006-04-21 2012-02-07 Medtronic Navigation, Inc. Method and apparatus for optimizing a therapy
TWI328331B (en) * 2006-07-21 2010-08-01 Asustek Comp Inc Level shifter
US8660635B2 (en) 2006-09-29 2014-02-25 Medtronic, Inc. Method and apparatus for optimizing a computer assisted surgical procedure
US8905920B2 (en) 2007-09-27 2014-12-09 Covidien Lp Bronchoscope adapter and method
US9575140B2 (en) 2008-04-03 2017-02-21 Covidien Lp Magnetic interference detection system and method
EP2297673B1 (fr) 2008-06-03 2020-04-22 Covidien LP Procédé d'alignement basé sur des caractéristiques
US8218847B2 (en) 2008-06-06 2012-07-10 Superdimension, Ltd. Hybrid registration method
US8932207B2 (en) 2008-07-10 2015-01-13 Covidien Lp Integrated multi-functional endoscopic tool
CN102112054B (zh) * 2008-08-04 2014-07-02 皇家飞利浦电子股份有限公司 数据采集
US8165658B2 (en) 2008-09-26 2012-04-24 Medtronic, Inc. Method and apparatus for positioning a guide relative to a base
US8175681B2 (en) 2008-12-16 2012-05-08 Medtronic Navigation Inc. Combination of electromagnetic and electropotential localization
WO2010109347A1 (fr) 2009-03-25 2010-09-30 Koninklijke Philips Electronics N.V. Appareil et procédé d'acquisition de données au moyen d'un appareil d'imagerie
EP2410920A1 (fr) 2009-03-26 2012-02-01 Koninklijke Philips Electronics N.V. Imagerie spectrale
BRPI1006527A2 (pt) 2009-03-26 2020-04-07 Koninl Philips Electronics Nv detector de imagens e método
EP2556796B1 (fr) 2009-03-26 2015-04-08 Koninklijke Philips N.V. Acquisition de données
US8611984B2 (en) 2009-04-08 2013-12-17 Covidien Lp Locatable catheter
US8405040B2 (en) * 2009-08-26 2013-03-26 Koninklijke Philips Electronics N.V. Imaging detector thermal control
US8494613B2 (en) 2009-08-31 2013-07-23 Medtronic, Inc. Combination localization system
US8494614B2 (en) 2009-08-31 2013-07-23 Regents Of The University Of Minnesota Combination localization system
CN102656478B (zh) 2009-12-15 2015-05-27 皇家飞利浦电子股份有限公司 基于辐射剂量的成像探测器瓦片参数补偿
WO2011159834A1 (fr) 2010-06-15 2011-12-22 Superdimension, Ltd. Canal de travail expansible localisable, et procédé associé
EP2866665B1 (fr) 2012-06-27 2018-10-31 Koninklijke Philips N.V. Imagerie par contraste de phase différentiel en réseau
US10952593B2 (en) 2014-06-10 2021-03-23 Covidien Lp Bronchoscope adapter
WO2016064374A1 (fr) * 2014-10-20 2016-04-28 Analogic Corporation Unité formant détecteur pour réseau de détecteurs de moyen d'imagerie de rayonnement
US10426555B2 (en) 2015-06-03 2019-10-01 Covidien Lp Medical instrument with sensor for use in a system and method for electromagnetic navigation
JP6608522B2 (ja) * 2015-08-07 2019-11-20 コーニンクレッカ フィリップス エヌ ヴェ 改善された空間的な正確さを有するイメージング検出器
US9962134B2 (en) 2015-10-28 2018-05-08 Medtronic Navigation, Inc. Apparatus and method for maintaining image quality while minimizing X-ray dosage of a patient
US10478254B2 (en) 2016-05-16 2019-11-19 Covidien Lp System and method to access lung tissue
US10517505B2 (en) 2016-10-28 2019-12-31 Covidien Lp Systems, methods, and computer-readable media for optimizing an electromagnetic navigation system
US10638952B2 (en) 2016-10-28 2020-05-05 Covidien Lp Methods, systems, and computer-readable media for calibrating an electromagnetic navigation system
US10418705B2 (en) 2016-10-28 2019-09-17 Covidien Lp Electromagnetic navigation antenna assembly and electromagnetic navigation system including the same
US10792106B2 (en) 2016-10-28 2020-10-06 Covidien Lp System for calibrating an electromagnetic navigation system
US10615500B2 (en) 2016-10-28 2020-04-07 Covidien Lp System and method for designing electromagnetic navigation antenna assemblies
US10446931B2 (en) 2016-10-28 2019-10-15 Covidien Lp Electromagnetic navigation antenna assembly and electromagnetic navigation system including the same
US10751126B2 (en) 2016-10-28 2020-08-25 Covidien Lp System and method for generating a map for electromagnetic navigation
US10722311B2 (en) 2016-10-28 2020-07-28 Covidien Lp System and method for identifying a location and/or an orientation of an electromagnetic sensor based on a map
US11219489B2 (en) 2017-10-31 2022-01-11 Covidien Lp Devices and systems for providing sensors in parallel with medical tools

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2745019A (en) * 1952-10-08 1956-05-08 Philips Corp X-ray intensity measuring system
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
US3573461A (en) * 1969-04-01 1971-04-06 Stig Arne Ohlsson Method and apparatus for timing exposures in x-ray photography
US3714429A (en) * 1970-09-28 1973-01-30 Afee J Mc Tomographic radioisotopic imaging with a scintillation camera
GB1478124A (en) * 1973-08-31 1977-06-29 Emi Ltd Apparatus for examining bodies by means of penetrating radiation

Also Published As

Publication number Publication date
GB1564324A (en) 1980-04-10
US4052620A (en) 1977-10-04
DE2654106A1 (de) 1977-10-27
FR2336023B3 (fr) 1980-11-07
DE2654106C2 (fr) 1987-06-11

Similar Documents

Publication Publication Date Title
FR2336023A1 (fr) Procede et appareil de mesure et de traitement de signaux obtenus par balayage
BE803698A (fr) Procede et appareil de mesure de la sensibilite aux antibiotiques
AT361605B (de) Vorrichtung zur ultraschall-untersuchung eines objektes
FR2322358A1 (fr) Procede et appareil de detection de caracteristiques geometriques d'un objet
FR2337502A1 (fr) Procede et appareil de traitement de la viande
BE866012A (fr) Procede et appareil de detection et de mesure de depot
FR2304917A1 (fr) Procede et appareil de zeugmatographie par resonance gyromagnetique
FR2335191A1 (fr) Appareil et procede de dactyloscopie sans encre
FR1513361A (fr) Procédé et appareil pour la mesure des distances
BE836785A (fr) Appareil et procede opto-electronique de detection et de controle de position
FR2274905A1 (fr) Procede et appareil de mesure spectroscopique de temperature
BE862042A (fr) Procede et appareil de traitement de documents
FR2481027B1 (fr) Procede et appareil de traitement de signaux numeriques
FR2314475A1 (fr) Procede et appareil de mesure d'epaisseur par ultrasons
FR2335827A1 (fr) Procede et appareil a ultra-sons pour la mesure d'une distance
FR2327173A1 (fr) Appareil et procede de distribution de pieces separees
FR2325048A1 (fr) Procede et appareil de mesure de la frequence d'un signal de balayage
AT378115B (de) Vorrichtung zur ultraschalluntersuchung eines objektes
BE838661A (fr) Procede et appareil de freinage
FR2313668A2 (fr) Procede et appareil de mesure spectroscopique de temperature
FR2304894A1 (fr) Dispositif de mesure de non cylindricite et procede pour son reglage
FR2316698A1 (fr) Procede et dispositif pour le traitement de signaux analogiques
FR2312765A1 (fr) Appareil pour la mesure de niveaux sonores
FR2276793A1 (fr) Appareil et procede de positionnement de curseurs
FR2312033A1 (fr) Procede et appareil de mesure colorimetrique de l'activite enzymatique