IE52671B1 - Device for regulating the stimulation frequency of heart pacemakers - Google Patents

Device for regulating the stimulation frequency of heart pacemakers

Info

Publication number
IE52671B1
IE52671B1 IE410/82A IE41082A IE52671B1 IE 52671 B1 IE52671 B1 IE 52671B1 IE 410/82 A IE410/82 A IE 410/82A IE 41082 A IE41082 A IE 41082A IE 52671 B1 IE52671 B1 IE 52671B1
Authority
IE
Ireland
Prior art keywords
measuring probe
stimulation
probe
light
rate
Prior art date
Application number
IE410/82A
Other languages
English (en)
Other versions
IE820410L (en
Original Assignee
Wirtzfeld Alexander
Heinze Roland
Wilhelm Diess Weg
Bock Thomas
Liess Hans Dieter
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 Wirtzfeld Alexander, Heinze Roland, Wilhelm Diess Weg, Bock Thomas, Liess Hans Dieter filed Critical Wirtzfeld Alexander
Publication of IE820410L publication Critical patent/IE820410L/xx
Publication of IE52671B1 publication Critical patent/IE52671B1/en

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
    • A61N1/362—Heart stimulators
    • A61N1/365—Heart stimulators controlled by a physiological parameter, e.g. heart potential
    • A61N1/36514—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure
    • A61N1/36557—Heart stimulators controlled by a physiological parameter, e.g. heart potential controlled by a physiological quantity other than heart potential, e.g. blood pressure controlled by chemical substances in blood
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Hematology (AREA)
  • Surgery (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Electrotherapy Devices (AREA)
IE410/82A 1981-02-26 1982-02-25 Device for regulating the stimulation frequency of heart pacemakers IE52671B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3107128A DE3107128C2 (de) 1981-02-26 1981-02-26 Regelschaltung zur Anpassung der Stimulationsfrequenz eines Herzschrittmachers an die Belastung eines Patienten

Publications (2)

Publication Number Publication Date
IE820410L IE820410L (en) 1982-08-26
IE52671B1 true IE52671B1 (en) 1988-01-20

Family

ID=6125760

Family Applications (1)

Application Number Title Priority Date Filing Date
IE410/82A IE52671B1 (en) 1981-02-26 1982-02-25 Device for regulating the stimulation frequency of heart pacemakers

Country Status (6)

Country Link
US (1) US4399820A (enExample)
EP (1) EP0059868B1 (enExample)
JP (1) JPS57192569A (enExample)
AU (1) AU550489B2 (enExample)
DE (2) DE3107128C2 (enExample)
IE (1) IE52671B1 (enExample)

Families Citing this family (118)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8416219D0 (en) * 1984-06-26 1984-08-01 Antec Systems Patient monitoring apparatus
US4467807A (en) * 1981-11-23 1984-08-28 Medtronic, Inc. Rate adaptive demand pacemaker
US4726383A (en) * 1982-05-19 1988-02-23 Purdue Research Foundation Exercise-responsive cardiac pacemaker lead
US4436092A (en) 1982-05-19 1984-03-13 Purdue Research Foundation Exercise responsive cardiac pacemaker
US4543954A (en) * 1982-05-19 1985-10-01 Purdue Research Foundation Exercise responsive cardiac pacemaker
DE3241251A1 (de) * 1982-11-09 1984-05-24 Stöckert-Instrumente Apparatebau GmbH & Co Fertigungs- u. Vertriebs KG, 8000 München Transvenoese implantierbare herzschrittmacher-elektrode
US4535774A (en) * 1983-06-30 1985-08-20 Medtronic, Inc. Stroke volume controlled pacer
US4543955A (en) * 1983-08-01 1985-10-01 Cordis Corporation System for controlling body implantable action device
US4576183A (en) * 1983-09-21 1986-03-18 Gianni Plicchi Electronic circuit for monitoring respiratory parameter for controlling operation of implantable medical device
DE3419439C1 (de) * 1984-05-24 1985-11-21 Eckhard Dr. 8000 München Alt Belastungsabhaengig frequenzvariabler Herzschrittmacher
DE3422913A1 (de) * 1984-06-20 1986-01-02 Siemens AG, 1000 Berlin und 8000 München Regelschaltung zur anpassung der stimulationsfrequenz eines herzschrittmachers an die belastung eines patienten
US4566456A (en) * 1984-10-18 1986-01-28 Cordis Corporation Apparatus and method for adjusting heart/pacer rate relative to right ventricular systolic pressure to obtain a required cardiac output
IT1202151B (it) * 1985-06-05 1989-02-02 Gino Grassi Stimolatore cardiaco o pacemaker con comportamento para-fisiologico circadiano
EP0215730B1 (de) * 1985-09-17 1993-06-16 BIOTRONIK Mess- und Therapiegeräte GmbH & Co Ingenieurbüro Berlin Herzschrittmacher
DE3616524A1 (de) * 1985-10-17 1987-04-23 Siemens Ag Messvorrichtung zur intrakardialen erfassung der blutsauerstoffsaettigung
EP0247296B1 (de) * 1986-05-22 1991-08-28 Siemens Aktiengesellschaft Messvorrichtung zur intrakardialen Erfassung der Blutsauerstoffsättigung
US4722342A (en) * 1986-06-16 1988-02-02 Siemens Aktiengesellschaft Cardiac pacer for pacing a human heart and pacing method
EP0249681B1 (de) * 1986-06-16 1990-12-27 Siemens Aktiengesellschaft Messvorrichtung zur intrakardialen Erfassung der Blutsauerstoffsättigung
US4790318A (en) * 1986-06-16 1988-12-13 Siemens Aktiengesellschaft Cardiac pacer for pacing a human heart
DE3773754D1 (de) * 1986-06-16 1991-11-21 Siemens Ag Frequenzgesteuerter herzschrittmacher.
EP0249680B2 (de) * 1986-06-16 2002-03-20 St. Jude Medical AB Sensoranordnung zur Regelung implantierbarer Körperersatzteile
US4776338A (en) * 1986-06-16 1988-10-11 Siemens Aktiengesellschaft Cardiac pacer for pacing a human heart and pacing method
US4813421A (en) * 1986-08-15 1989-03-21 Medtronic, Inc. Oxygen sensing pacemaker
DE3786210T2 (de) * 1986-08-15 1993-09-23 Medtronic Inc Herzschrittmacher mit sauerstoffsensor.
US4791935A (en) * 1986-08-15 1988-12-20 Medtronic, Inc. Oxygen sensing pacemaker
US4730389A (en) * 1986-08-15 1988-03-15 Medtronic, Inc. Method for fabrication of an implantable hermetic transparent container
US4807629A (en) * 1986-08-15 1989-02-28 Medtronic, Inc. Oxygen sensing pacemaker
DE3772669D1 (de) * 1986-08-18 1991-10-10 Siemens Ag Messvorrichtung zur steuerung implantierbarer koerperersatzteile.
US4827933A (en) * 1986-10-30 1989-05-09 Telectronics N.V. Apparatus and method for adjusting heart/pacer rate relative to cardiac pO2 obtain a required cardiac output
DE3709022A1 (de) * 1987-03-19 1988-09-29 Alt Eckhard Frequenzvariabler herzschrittmacher
US4750495A (en) * 1987-06-05 1988-06-14 Medtronic, Inc. Oxygen sensing pacemaker
US4903701A (en) * 1987-06-05 1990-02-27 Medtronic, Inc. Oxygen sensing pacemaker
DE3880910D1 (de) * 1987-07-27 1993-06-17 Siemens Ag Katheter zur implantation im herz mit einer eingebauten messsonde.
DE3732640C1 (de) * 1987-09-28 1989-05-18 Alt Eckhard Medizinisches Geraet zum Ermitteln von physiologischen Funktionsparametern
US4815469A (en) * 1987-10-08 1989-03-28 Siemens-Pacesetter, Inc. Implantable blood oxygen sensor and method of use
EP0314937B1 (en) * 1987-10-08 1995-12-13 Pacesetter AB Implantable blood oxygen sensor and method of use
US5186169A (en) * 1987-11-13 1993-02-16 Biotronik Mess- Und Therapiegerate Gmbh & Co. Common signal transmission path cardiac pacemaker with switchable capacitors
US4856522A (en) * 1988-01-29 1989-08-15 Telectronics N.V. Rate-responsive, distributed-rate pacemaker
EP0401265B1 (de) * 1988-02-05 1994-05-11 Siemens Aktiengesellschaft Verfahren zur anpassung der stimulationsfrequenz eines herzschrittmachers an die belastung eines patienten
US5040538A (en) * 1989-09-05 1991-08-20 Siemens-Pacesetter, Inc. Pulsed light blood oxygen content sensor system and method of using same
US5076271A (en) * 1990-07-19 1991-12-31 Siemens-Pacesetter, Inc. Rate-responsive pacing method and system employing minimum blood oxygen saturation as a control parameter and as a physical activity indicator
US5275171A (en) * 1990-08-06 1994-01-04 Siemens Pacesetter, Inc. Implantable lead and sensor
US5113862A (en) * 1990-09-25 1992-05-19 Siemens Pacesetter, Inc. Blood oxygen sensor having leakage compensation
EP0477420A1 (de) * 1990-09-28 1992-04-01 Pacesetter AB Messvorrichtung zur intrakardialen Erfassung eines der körperlichen Aktivität eines Lebewesens entsprechenden Messsignales
WO1992005836A1 (de) * 1990-10-04 1992-04-16 Siemens-Elema Ab Anordnung, insbesondere herzschrittmacher, zur erfassung eines messparameters der herzaktivität
US5176138A (en) * 1991-03-21 1993-01-05 Siemens Pacesetter, Inc. Implantable pacemaker having means for automatically adjusting stimulation energy as a function of sensed so2
US5267564A (en) * 1991-06-14 1993-12-07 Siemens Pacesetter, Inc. Pacemaker lead for sensing a physiologic parameter of the body
DE4141113A1 (de) * 1991-12-13 1993-06-17 Hornschuch Ag K Grossflaechige verkleidungsteile aus thermoplastischen kunststoffen fuer dfen kfz-innenbereich und verfahren zu deren herstellung
US5235976A (en) * 1991-12-13 1993-08-17 Cardiac Pacemakers, Inc. Method and apparatus for managing and monitoring cardiac rhythm using active time as the controlling parameter
EP0573684B1 (de) * 1992-06-09 1997-12-17 Pacesetter AB Verfahren und Vorrichtung zum Ermitteln eines physiologischen Funktionsparameters eines Lebewesens
GB9215455D0 (en) * 1992-07-21 1992-09-02 Brain Archibald Ian Jeremy A laryngeal mask airway adapted to carry a reflecting-type oximeter
US5423869A (en) * 1993-01-21 1995-06-13 Pacesetter, Inc. Multi-sensor rate-responsive pacemaker and method of operating same
US5411532A (en) * 1993-06-04 1995-05-02 Pacesetter, Inc. Cardiac pacemaker having integrated pacing lead and oxygen sensor
SE9403279D0 (sv) * 1994-09-29 1994-09-29 Siemens Elema Ab Elektrodanordning
US5593430A (en) * 1995-01-27 1997-01-14 Pacesetter, Inc. Bus system for interconnecting an implantable medical device with a plurality of sensors
US6390977B1 (en) 1995-06-07 2002-05-21 Alliance Pharmaceutical Corp. System and methods for measuring oxygenation parameters
US5634461A (en) * 1995-06-07 1997-06-03 Alliance Pharmaceutical Corp. System for measuring blood oxygen levels
US5902326A (en) * 1997-09-03 1999-05-11 Medtronic, Inc. Optical window for implantable medical devices
US6248080B1 (en) 1997-09-03 2001-06-19 Medtronic, Inc. Intracranial monitoring and therapy delivery control device, system and method
US6198952B1 (en) 1998-10-30 2001-03-06 Medtronic, Inc. Multiple lens oxygen sensor for medical electrical lead
US6731976B2 (en) 1997-09-03 2004-05-04 Medtronic, Inc. Device and method to measure and communicate body parameters
US6125290A (en) * 1998-10-30 2000-09-26 Medtronic, Inc. Tissue overgrowth detector for implantable medical device
US6144866A (en) * 1998-10-30 2000-11-07 Medtronic, Inc. Multiple sensor assembly for medical electric lead
US6134459A (en) * 1998-10-30 2000-10-17 Medtronic, Inc. Light focusing apparatus for medical electrical lead oxygen sensor
US6125291A (en) * 1998-10-30 2000-09-26 Medtronic, Inc. Light barrier for medical electrical lead oxygen sensor
US6860266B2 (en) 2000-11-03 2005-03-01 Dartmouth-Hitchcock Clinic Physiological object displays
US6743172B1 (en) 1998-01-14 2004-06-01 Alliance Pharmaceutical Corp. System and method for displaying medical process diagrams
DE19804843A1 (de) * 1998-01-29 1999-08-05 Biotronik Mess & Therapieg Selbstkalibrierender ratenadaptiver Herzschrittmacher
US6314322B1 (en) 1998-03-02 2001-11-06 Abiomed, Inc. System and method for treating dilated cardiomyopathy using end diastolic volume (EDV) sensing
US6163723A (en) * 1998-10-22 2000-12-19 Medtronic, Inc. Circuit and method for implantable dual sensor medical electrical lead
DE19900690C1 (de) * 1999-01-05 2000-05-18 Pacesetter Ab Jaerfaella Herzschrittmacher
US6188927B1 (en) 1999-04-16 2001-02-13 Pacesetter, Inc. Implantable cardiac stimulation system having improved method of calibrating physiologic sensors
US6522914B1 (en) 2000-07-14 2003-02-18 Cardiac Pacemakers, Inc. Method and apparatuses for monitoring hemodynamic activities using an intracardiac impedance-derived parameter
ATE276635T1 (de) * 2001-07-09 2004-10-15 Widex As Hörgerät mit selbstprüffähigkeit
US7286878B2 (en) * 2001-11-09 2007-10-23 Medtronic, Inc. Multiplexed electrode array extension
US6952612B1 (en) 2002-04-24 2005-10-04 Pacesetter, Inc. Method and apparatus for programming a rate responsive implantable cardiac stimulation device using user specified rate response functions
US7092757B2 (en) 2002-07-12 2006-08-15 Cardiac Pacemakers, Inc. Minute ventilation sensor with dynamically adjusted excitation current
US7139613B2 (en) 2002-09-25 2006-11-21 Medtronic, Inc. Implantable medical device communication system with pulsed power biasing
US7013178B2 (en) 2002-09-25 2006-03-14 Medtronic, Inc. Implantable medical device communication system
US7010337B2 (en) * 2002-10-24 2006-03-07 Furnary Anthony P Method and apparatus for monitoring blood condition and cardiopulmonary function
US7596408B2 (en) 2002-12-09 2009-09-29 Medtronic, Inc. Implantable medical device with anti-infection agent
AU2003297723A1 (en) 2002-12-09 2004-06-30 Medtronic, Inc. Reducing relative intermodule motion in a modular implantable medical device
CA2508800A1 (en) 2002-12-11 2004-06-24 Proteus Biomedical, Inc. Method and system for monitoring and treating hemodynamic parameters
US7101339B2 (en) 2002-12-13 2006-09-05 Cardiac Pacemakers, Inc. Respiration signal measurement apparatus, systems, and methods
JP4557964B2 (ja) * 2003-01-24 2010-10-06 プロテウス バイオメディカル インコーポレイテッド 心臓ペーシングを改善するための方法および装置
EP1585442A4 (en) * 2003-01-24 2006-04-26 Proteus Biomedical Inc METHOD AND SYSTEM FOR REMOTE HEMODYNAMIC MONITORING
US7204798B2 (en) * 2003-01-24 2007-04-17 Proteus Biomedical, Inc. Methods and systems for measuring cardiac parameters
US7136704B2 (en) 2003-04-16 2006-11-14 Alfred E. Mann Foundation For Scientific Research Blood oxygen monitoring system and a lead therefor
US7263401B2 (en) * 2003-05-16 2007-08-28 Medtronic, Inc. Implantable medical device with a nonhermetic battery
US20050004637A1 (en) * 2003-05-16 2005-01-06 Ruchika Singhal Explantation of implantable medical device
US7317947B2 (en) * 2003-05-16 2008-01-08 Medtronic, Inc. Headset recharger for cranially implantable medical devices
US7142911B2 (en) * 2003-06-26 2006-11-28 Pacesetter, Inc. Method and apparatus for monitoring drug effects on cardiac electrical signals using an implantable cardiac stimulation device
US7200440B2 (en) 2003-07-02 2007-04-03 Cardiac Pacemakers, Inc. Cardiac cycle synchronized sampling of impedance signal
US7286884B2 (en) 2004-01-16 2007-10-23 Medtronic, Inc. Implantable lead including sensor
US7596399B2 (en) 2004-04-29 2009-09-29 Medtronic, Inc Implantation of implantable medical device
US20050245984A1 (en) 2004-04-30 2005-11-03 Medtronic, Inc. Implantable medical device with lubricious material
EP1799101A4 (en) * 2004-09-02 2008-11-19 Proteus Biomedical Inc METHOD AND DEVICES FOR TISSUE ACTIVATION AND MONITORING
WO2006105474A2 (en) 2005-03-31 2006-10-05 Proteus Biomedical, Inc. Automated optimization of multi-electrode pacing for cardiac resynchronization
US7983751B2 (en) 2005-08-12 2011-07-19 Proteus Biomedical, Inc. Measuring conduction velocity using one or more satellite devices
US20070156085A1 (en) * 2005-12-30 2007-07-05 Schulhauser Randal C Implantable perfusion sensor
US7627376B2 (en) * 2006-01-30 2009-12-01 Medtronic, Inc. Intravascular medical device
US7962202B2 (en) * 2006-03-31 2011-06-14 Medtronic, Inc. Method and apparatus for verifying a determined cardiac event in a medical device based on detected variation in hemodynamic status
US9084901B2 (en) * 2006-04-28 2015-07-21 Medtronic, Inc. Cranial implant
WO2008133551A1 (en) * 2007-04-27 2008-11-06 St. Jude Medical Ab Implantable concentration sensor and device
WO2009131749A2 (en) 2008-02-28 2009-10-29 Proteus Biomedical, Inc. Integrated circuit implementation and fault control system, device, and method
US20090287266A1 (en) * 2008-05-13 2009-11-19 Mark Zdeblick High-voltage tolerant multiplex multi-electrode stimulation systems and methods for using the same
US9393432B2 (en) 2008-10-31 2016-07-19 Medtronic, Inc. Non-hermetic direct current interconnect
JP2012525206A (ja) 2009-04-29 2012-10-22 プロテウス バイオメディカル インコーポレイテッド 移植可能なデバイスのためのリード線のための方法および装置
US10179242B2 (en) * 2009-06-10 2019-01-15 Medtronic, Inc. Tissue oxygenation monitoring in heart failure
US8352008B2 (en) * 2009-06-10 2013-01-08 Medtronic, Inc. Active noise cancellation in an optical sensor signal
US8346332B2 (en) * 2009-06-10 2013-01-01 Medtronic, Inc. Absolute calibrated tissue oxygen saturation and total hemoglobin volume fraction
EP2440134B1 (en) * 2009-06-10 2013-11-06 Medtronic, Inc. Device for shock reduction using absolute calibrated tissue oxygen saturation and total hemoglobin volume fraction
US8463345B2 (en) * 2009-06-10 2013-06-11 Medtronic, Inc. Device and method for monitoring of absolute oxygen saturation and total hemoglobin concentration
JP5730872B2 (ja) 2009-07-23 2015-06-10 プロテウス デジタル ヘルス， インコーポレイテッド 固体薄膜コンデンサ
US20110066017A1 (en) * 2009-09-11 2011-03-17 Medtronic, Inc. Method and apparatus for post-shock evaluation using tissue oxygenation measurements
US8396563B2 (en) 2010-01-29 2013-03-12 Medtronic, Inc. Clock synchronization in an implantable medical device system
US8718770B2 (en) 2010-10-21 2014-05-06 Medtronic, Inc. Capture threshold measurement for selection of pacing vector
US8355784B2 (en) 2011-05-13 2013-01-15 Medtronic, Inc. Dynamic representation of multipolar leads in a programmer interface

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647299A (en) * 1970-04-20 1972-03-07 American Optical Corp Oximeter
US3804098A (en) * 1972-04-17 1974-04-16 Medronic Inc Body implantable lead
IT1028812B (it) * 1975-04-24 1979-02-10 Alcidi M Pacemaker artificiale perfezionato
DE2609365A1 (de) * 1976-03-06 1977-09-08 Georg Dr Med Csapo Elektrischer herzschrittmacher
US4114604A (en) * 1976-10-18 1978-09-19 Shaw Robert F Catheter oximeter apparatus and method
DE2717659C2 (de) * 1977-04-21 1985-11-14 Wirtzfeld, Alexander, Prof. Dr.med., 8195 Egling Herzschrittmacher
DE2820867A1 (de) * 1978-05-10 1979-11-15 Biotronik Mess & Therapieg Elektrodenzuleitung fuer einen implantierbaren herzschrittmacher

Also Published As

Publication number Publication date
DE3107128A1 (de) 1982-09-09
DE3263345D1 (en) 1985-06-05
AU8063382A (en) 1982-09-02
US4399820A (en) 1983-08-23
AU550489B2 (en) 1986-03-20
EP0059868A1 (de) 1982-09-15
JPH0314472B2 (enExample) 1991-02-26
DE3107128C2 (de) 1984-07-05
EP0059868B1 (de) 1985-05-02
JPS57192569A (en) 1982-11-26
IE820410L (en) 1982-08-26

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