IT1118131B - Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili - Google Patents

Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili

Info

Publication number
IT1118131B
IT1118131B IT49768/79A IT4976879A IT1118131B IT 1118131 B IT1118131 B IT 1118131B IT 49768/79 A IT49768/79 A IT 49768/79A IT 4976879 A IT4976879 A IT 4976879A IT 1118131 B IT1118131 B IT 1118131B
Authority
IT
Italy
Prior art keywords
output
counter
vco
controlled
leads
Prior art date
Application number
IT49768/79A
Other languages
English (en)
Italian (it)
Other versions
IT7949768A0 (it
Original Assignee
Medtronic Inc
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 Medtronic Inc filed Critical Medtronic Inc
Publication of IT7949768A0 publication Critical patent/IT7949768A0/it
Application granted granted Critical
Publication of IT1118131B publication Critical patent/IT1118131B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators
    • A61N1/37252—Details of algorithms or data aspects of communication system, e.g. handshaking, transmitting specific data or segmenting data
    • A61N1/37264—Changing the program; Upgrading firmware
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
    • A61N1/368—Heart stimulators controlled by a physiological parameter, e.g. heart potential comprising more than one electrode co-operating with different heart regions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/37—Monitoring; Protecting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Physiology (AREA)
  • Electrotherapy Devices (AREA)
  • Analogue/Digital Conversion (AREA)
IT49768/79A 1978-07-20 1979-07-16 Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili IT1118131B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92630378A 1978-07-20 1978-07-20

Publications (2)

Publication Number Publication Date
IT7949768A0 IT7949768A0 (it) 1979-07-16
IT1118131B true IT1118131B (it) 1986-02-24

Family

ID=25453021

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49768/79A IT1118131B (it) 1978-07-20 1979-07-16 Perfezionamento nei pacemaker cardiaci multi-modo adattabili impiantabili

Country Status (8)

Country Link
JP (1) JPS5521990A (de)
AU (2) AU536053B2 (de)
DE (2) DE2929498A1 (de)
FR (2) FR2431296A1 (de)
GB (2) GB2026870B (de)
IT (1) IT1118131B (de)
NL (1) NL7905649A (de)
SE (1) SE445176B (de)

Families Citing this family (106)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7907462A (nl) * 1978-10-30 1980-05-02 Medtronic Inc Hartgangmaker.
US4230120A (en) * 1978-11-06 1980-10-28 Medtronic, Inc. Energy compensation means for digital cardiac pacemaker
EP0011935B2 (de) * 1978-11-06 1991-05-22 Medtronic, Inc. Programmier-Vorrichtung für Körperstimulator
AU530108B2 (en) * 1978-11-06 1983-06-30 Medtronic, Inc. Digital cardiac pacemaker
US4273132A (en) * 1978-11-06 1981-06-16 Medtronic, Inc. Digital cardiac pacemaker with threshold margin check
US4295474A (en) * 1979-10-02 1981-10-20 The Johns Hopkins University Recorder with patient alarm and service request systems suitable for use with automatic implantable defibrillator
US4278094A (en) * 1979-10-10 1981-07-14 Medtronic, Inc. Pacemaker with pulse width adjustment circuitry
US4284082A (en) * 1979-12-12 1981-08-18 Medtronic B.V.Kerkrade Ventricular synchronized atrial pacemaker and method of operation
US4388927A (en) * 1979-12-13 1983-06-21 American Hospital Supply Corporation Programmable digital cardiac pacer
FR2471789A1 (fr) * 1979-12-18 1981-06-26 Cardiofrance Co Stimulateur cardiaque implantable polyvalent et procede d'utilisation de ce stimulateur
AU547290B2 (en) * 1980-04-07 1985-10-17 Medtronic, Inc. Artifact rejection by demand pacemakers
US4343311A (en) * 1980-04-30 1982-08-10 Medtronic, Inc. Atrial refractory control for R-wave rejection in pacemakers
DE3038856A1 (de) * 1980-10-10 1982-05-27 Siemens AG, 1000 Berlin und 8000 München Herzschrittmacher
AU541479B2 (en) * 1980-10-14 1985-01-10 Medtronic, Inc. Heart pacemeker with separate a-v intervals for a trial synchronous and atrial-ventricular sequential pacing modes
DE3153780C2 (de) * 1980-10-16 2003-04-03 Ela Medical Sa Verfahren zur Steuerung eines implantierbaren Herzschrittmachers
FR2492552A1 (fr) * 1980-10-16 1982-04-23 Ela Medical Sa Dispositif de commande pour instrument medical implantable tel qu'un stimulateur cardiaque et stimulateur cardiaque comportant ce dispositif
FR2492262B1 (fr) * 1980-10-16 1987-02-20 Ela Medical Sa Procede et dispositif de commande d'un appareil ou instrument notamment un stimulateur cardiaque implantable
US4485818A (en) * 1980-11-14 1984-12-04 Cordis Corporation Multi-mode microprocessor-based programmable cardiac pacer
US4374382A (en) * 1981-01-16 1983-02-15 Medtronic, Inc. Marker channel telemetry system for a medical device
US4363325A (en) * 1981-01-19 1982-12-14 Medtronic, Inc. Mode adaptive pacer
EP0160801B1 (de) * 1981-02-17 1991-09-25 Medtronic, Inc. Anzeiger des Erschöpfungszustandes der Speisequelle einpflanzbarer medizinischer Geräte
US4407288B1 (en) * 1981-02-18 2000-09-19 Mieczyslaw Mirowski Implantable heart stimulator and stimulation method
EP0077806B1 (de) * 1981-05-04 1989-12-06 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
WO1982003780A1 (en) * 1981-05-04 1982-11-11 Nettelhorst Herwig Pacemaker
EP0077808B1 (de) * 1981-05-04 1987-08-26 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
EP0077809B1 (de) * 1981-05-04 1987-11-11 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
EP0077801B1 (de) * 1981-05-04 1987-09-23 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
DE3278419D1 (en) * 1981-05-04 1988-06-09 Biotronik Mess & Therapieg Cardiac pacemaker
US4404972B1 (en) * 1981-05-18 2000-07-11 Intermedics Inc Implantable device with microprocessor control
US4390022A (en) * 1981-05-18 1983-06-28 Intermedics, Inc. Implantable device with microprocessor control
DE3127597A1 (de) * 1981-07-13 1983-02-17 Siemens AG, 1000 Berlin und 8000 München Verfahren und herzschrittmacher zur bifokalen stimulierung des herzens
US4561444A (en) * 1981-08-10 1985-12-31 Cordis Corporation Implantable cardiac pacer having dual frequency programming and bipolar/linipolar lead programmability
DE3175940D1 (en) * 1981-10-26 1987-04-09 Vitafin Nv Programmable cardiac pacemaker
ATE25160T1 (de) * 1981-10-26 1987-02-15 Vitafin Nv Zur erzeugung von ausgangspulsfolgen den direkten speicherzugriff eines mikroprozessors verwendender herzschrittmacher.
DE3207006A1 (de) * 1982-02-26 1983-09-08 Siemens AG, 1000 Berlin und 8000 München Av-sequenzieller herzschrittmacher
AU1573183A (en) * 1982-06-18 1983-12-22 Biostim Inc. Biological electrical stimulators
US4562841A (en) * 1982-08-05 1986-01-07 Cardiac Pacemakers, Inc. Programmable multi-mode cardiac pacemaker
FR2533432A1 (fr) * 1982-09-23 1984-03-30 Europ Propulsion Procede et dispositif de detection de la reponse du coeur a une impulsion electrique de stimulation
US4467810A (en) * 1982-09-30 1984-08-28 Cordis Corporation Multi-mode microprocessor-based programmable cardiac pacer
US4558702A (en) * 1983-01-21 1985-12-17 Cordis Corporation Cardiac pacer having input/output circuit programmable for use with unipolar and bipolar pacer leads
US4665919A (en) * 1983-03-14 1987-05-19 Vitafin N.V. Pacemaker with switchable circuits and method of operation of same
FR2544988B1 (fr) * 1983-04-29 1986-10-10 Ela Medical Sa Stimulateur cardiaque auriculo-ventriculaire
US4549548A (en) * 1983-09-14 1985-10-29 Vitafin N.V. Pacemaker system with automatic event-programmed switching between unipolar and bipolar operation
US4577634A (en) * 1983-11-22 1986-03-25 Gessman Lawrence J Method and apparatus for alleviating paroxysmal atrail tachycardia
US4543963A (en) * 1983-11-22 1985-10-01 Gessman Lawrence J Method and apparatus for differentiating antegrade from retrograde P-waves and for preventing pacemaker generated tachycardia
US4559947A (en) * 1984-01-27 1985-12-24 Renger Herman L Cardiac tissue stimulator providing P-wave verification, telemetry, marker channels, and antitachycardia capabilities
EP0151689B1 (de) * 1984-02-07 1990-12-27 SCHIAPPARELLI MEDTRONIC S.p.A. Herzschrittmacher, abhängig vom Atmungsumfang pro Zeiteinheit
FR2561526A1 (fr) * 1984-03-22 1985-09-27 Chaptal Paul Procede de stimulation cardiaque et stimulateur cardiaque pour mise en oeuvre du procede
US4585004A (en) * 1984-06-01 1986-04-29 Cardiac Control Systems, Inc. Heart pacing and intracardiac electrogram monitoring system and associated method
US4587970A (en) * 1985-01-22 1986-05-13 Telectronics N.V. Tachycardia reversion pacer
DE3689347D1 (de) * 1985-09-17 1994-01-13 Biotronik Mess & Therapieg Herzschrittmacher.
DE3687388D1 (de) * 1985-09-17 1993-02-11 Biotronik Mess & Therapieg Herzschrittmacher.
DE3687206D1 (de) * 1985-09-17 1993-01-14 Biotronik Mess & Therapieg Herzschrittmacher.
EP0215730B1 (de) * 1985-09-17 1993-06-16 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
US4803987A (en) * 1986-06-11 1989-02-14 Intermedics, Inc. Temperature responsive controller for cardiac pacer
DE3780374D1 (de) * 1986-07-31 1992-08-20 Irnich Werner Frequenzadaptierender herzschrittmacher.
FR2604908B1 (fr) * 1986-10-13 1990-06-22 Saint Nicolas Cie Financiere Procede de reglage d'un stimulateur cardiaque implantable en fonction de l'effort du patient porteur du stimulateur, stimulateur cardiaque implantable a parametres reglables et programmateur externe de commande d'un stimulateur cardiaque implantable reglable
EP0444021B1 (de) * 1987-11-13 1995-01-25 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
AU614118B2 (en) * 1988-04-19 1991-08-22 Pacesetter Ab Configuration programming of an implantable pacemaker
US4899750A (en) * 1988-04-19 1990-02-13 Siemens-Pacesetter, Inc. Lead impedance scanning system for pacemakers
EP0387363B1 (de) * 1989-03-13 1994-06-01 Pacesetter AB Implantierbares medizinisches Gerät zur Stimulation eines physiologischen Vorganges eines Lebewesens mit an die körperliche Aktivität des Lebewesens anpassbarer Stimulationsintensität
US5031616A (en) * 1989-12-07 1991-07-16 Siemens-Pacesetter, Inc. Implantable stimulation device having means for self-regulating curent drain usage at battery depletion
US5058581A (en) * 1990-02-20 1991-10-22 Siemens-Pacesetter, Inc. Telemetry apparatus and method for implantable tissue stimulator
US5052389A (en) * 1990-07-26 1991-10-01 Cook Pacemaker Corporation Low-power A/D converter for an implantable medical device and method of use
DE4339304B4 (de) * 1993-11-18 2005-09-15 Robert Bosch Gmbh Schaltungsanordnung mit einem Übertragungsglied
US5725559A (en) * 1996-05-16 1998-03-10 Intermedics Inc. Programmably upgradable implantable medical device
SE9602846D0 (sv) * 1996-07-23 1996-07-23 Pacesetter Ab A stimulation device
DE19724053A1 (de) * 1997-06-07 1998-12-10 Biotronik Mess & Therapieg Elektronische Speichervorrichtung, insbesondere zur Anwendung bei implantierbaren medizinischen Geräten
FR2772622B1 (fr) 1997-12-23 2000-03-31 Ela Medical Sa Dispositif medical implantable actif, notamment stimulateur cardiaque, defibrillateur et/ou cardioverteur, de type multisite configurable
US9050469B1 (en) 2003-11-26 2015-06-09 Flint Hills Scientific, Llc Method and system for logging quantitative seizure information and assessing efficacy of therapy using cardiac signals
DE102004019391A1 (de) * 2004-04-19 2005-11-03 Endress + Hauser Gmbh + Co. Kg Parametrierbares elektronisches Gerät
US8260426B2 (en) 2008-01-25 2012-09-04 Cyberonics, Inc. Method, apparatus and system for bipolar charge utilization during stimulation by an implantable medical device
US8565867B2 (en) 2005-01-28 2013-10-22 Cyberonics, Inc. Changeable electrode polarity stimulation by an implantable medical device
US9314633B2 (en) 2008-01-25 2016-04-19 Cyberonics, Inc. Contingent cardio-protection for epilepsy patients
US8700163B2 (en) 2005-03-04 2014-04-15 Cyberonics, Inc. Cranial nerve stimulation for treatment of substance addiction
US7711419B2 (en) 2005-07-13 2010-05-04 Cyberonics, Inc. Neurostimulator with reduced size
US7840280B2 (en) 2005-07-27 2010-11-23 Cyberonics, Inc. Cranial nerve stimulation to treat a vocal cord disorder
US7489561B2 (en) 2005-10-24 2009-02-10 Cyberonics, Inc. Implantable medical device with reconfigurable non-volatile program
US7996079B2 (en) 2006-01-24 2011-08-09 Cyberonics, Inc. Input response override for an implantable medical device
EP3069752B1 (de) 2006-03-29 2018-03-28 Dignity Health Elektrische mikroburst-stimulation von schädelnerven zur behandlung von krankheiten
US7869885B2 (en) 2006-04-28 2011-01-11 Cyberonics, Inc Threshold optimization for tissue stimulation therapy
US7962220B2 (en) 2006-04-28 2011-06-14 Cyberonics, Inc. Compensation reduction in tissue stimulation therapy
US7869867B2 (en) 2006-10-27 2011-01-11 Cyberonics, Inc. Implantable neurostimulator with refractory stimulation
US7974701B2 (en) 2007-04-27 2011-07-05 Cyberonics, Inc. Dosing limitation for an implantable medical device
US8382667B2 (en) 2010-10-01 2013-02-26 Flint Hills Scientific, Llc Detecting, quantifying, and/or classifying seizures using multimodal data
US8337404B2 (en) 2010-10-01 2012-12-25 Flint Hills Scientific, Llc Detecting, quantifying, and/or classifying seizures using multimodal data
US8571643B2 (en) 2010-09-16 2013-10-29 Flint Hills Scientific, Llc Detecting or validating a detection of a state change from a template of heart rate derivative shape or heart beat wave complex
US8204603B2 (en) 2008-04-25 2012-06-19 Cyberonics, Inc. Blocking exogenous action potentials by an implantable medical device
US8457747B2 (en) 2008-10-20 2013-06-04 Cyberonics, Inc. Neurostimulation with signal duration determined by a cardiac cycle
US8417344B2 (en) 2008-10-24 2013-04-09 Cyberonics, Inc. Dynamic cranial nerve stimulation based on brain state determination from cardiac data
US20100191304A1 (en) 2009-01-23 2010-07-29 Scott Timothy L Implantable Medical Device for Providing Chronic Condition Therapy and Acute Condition Therapy Using Vagus Nerve Stimulation
US8827912B2 (en) 2009-04-24 2014-09-09 Cyberonics, Inc. Methods and systems for detecting epileptic events using NNXX, optionally with nonlinear analysis parameters
US8239028B2 (en) 2009-04-24 2012-08-07 Cyberonics, Inc. Use of cardiac parameters in methods and systems for treating a chronic medical condition
US8562536B2 (en) 2010-04-29 2013-10-22 Flint Hills Scientific, Llc Algorithm for detecting a seizure from cardiac data
US8649871B2 (en) 2010-04-29 2014-02-11 Cyberonics, Inc. Validity test adaptive constraint modification for cardiac data used for detection of state changes
US8831732B2 (en) 2010-04-29 2014-09-09 Cyberonics, Inc. Method, apparatus and system for validating and quantifying cardiac beat data quality
US8679009B2 (en) 2010-06-15 2014-03-25 Flint Hills Scientific, Llc Systems approach to comorbidity assessment
US8641646B2 (en) 2010-07-30 2014-02-04 Cyberonics, Inc. Seizure detection using coordinate data
US8684921B2 (en) 2010-10-01 2014-04-01 Flint Hills Scientific Llc Detecting, assessing and managing epilepsy using a multi-variate, metric-based classification analysis
US9504390B2 (en) 2011-03-04 2016-11-29 Globalfoundries Inc. Detecting, assessing and managing a risk of death in epilepsy
US9498162B2 (en) 2011-04-25 2016-11-22 Cyberonics, Inc. Identifying seizures using heart data from two or more windows
US9402550B2 (en) 2011-04-29 2016-08-02 Cybertronics, Inc. Dynamic heart rate threshold for neurological event detection
US10448839B2 (en) 2012-04-23 2019-10-22 Livanova Usa, Inc. Methods, systems and apparatuses for detecting increased risk of sudden death
US10220211B2 (en) 2013-01-22 2019-03-05 Livanova Usa, Inc. Methods and systems to diagnose depression
ITPI20130089A1 (it) * 2013-10-16 2015-04-17 Scuola Superiore Di Studi Universit Ari E Di Perfe Sistema per il monitoraggio del carico agente su un impianto protesico.
CN109011152B (zh) * 2018-08-22 2022-03-18 创领心律管理医疗器械（上海）有限公司 起搏器体外测试的固定装置、测试装置与测试方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3668690A (en) 1970-06-08 1972-06-06 Ormond Alfred N Method and apparatus for analog to digital conversion
US3825015A (en) * 1972-12-14 1974-07-23 American Optical Corp Single catheter for atrial and ventricular stimulation
DE2427800A1 (de) 1973-06-11 1975-02-20 Gen Electric Analog-digital-umsetzer
NL7700427A (nl) * 1976-03-03 1977-09-06 Arco Med Prod Co Inplanteerbare digitale hartgangmaker, welke voorzien is van extern kiesbare bedrijfspara- meters.
DE2738871A1 (de) * 1976-09-29 1978-03-30 Arco Med Prod Co Herzschrittmacher
NL7713772A (nl) * 1976-12-14 1978-06-16 American Hospital Supply Corp Hartstimulator.
US4232679A (en) * 1977-01-26 1980-11-11 Pacesetter Systems, Inc. Programmable human tissue stimulator
DE2861544D1 (en) * 1977-08-19 1982-03-04 Biotronik Mess & Therapieg Demand pacer with programmable rate hysteresis
DE2861717D1 (en) * 1977-08-19 1982-05-19 Biotronik Mess & Therapieg Programmer for implanted pacer
EP0001156B1 (de) * 1977-08-19 1983-05-11 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Programmierbarer, implantierbarer Apparat zur Steuerung einer Körperfunktion und Methode zum Umprogrammieren des Apparates

Also Published As

Publication number Publication date
FR2431296A1 (fr) 1980-02-15
AU536053B2 (en) 1984-04-19
AU3271384A (en) 1984-12-20
DE2954642C2 (de) 1991-11-07
NL7905649A (nl) 1980-01-22
GB2079610A (en) 1982-01-27
SE445176B (sv) 1986-06-09
DE2929498A1 (de) 1980-01-31
AU584310B2 (en) 1989-05-25
JPS6241032B2 (de) 1987-09-01
DE2929498C2 (de) 1991-07-11
FR2431296B1 (de) 1984-01-06
GB2079610B (en) 1983-04-07
GB2026870B (en) 1982-12-15
IT7949768A0 (it) 1979-07-16
JPS5521990A (en) 1980-02-16
SE7906205L (sv) 1980-01-21
AU4898979A (en) 1980-01-24
FR2445659A1 (fr) 1980-07-25
FR2445659B1 (fr) 1985-11-29
GB2026870A (en) 1980-02-13

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