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2008年から現在まで、心臓デバイス植込み患者さまのMRI 検査における安全性とリスクに関する文献は17例報告されています。(2012年10月時点)

潜在的なハザード 静磁場 傾斜磁場 RF

発熱による組織損傷がペーシン グ治療に影響する可能性がある。

傾斜磁場およびRF波はペースメーカのリードおよびリード電極に電圧を誘起する。 この電圧パルスが大きい場合、心臓を直接刺激する可能性がある。


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マーク マーク マーク


  • 1) Naehle CP, Zeijlemaker V, Thomas D, et al. Evaluation of cumulative effects of MR imaging on pacemaker systems at 1.5 Tesla. Pacing Clin Electrophysiol.
    December 2009;32(12):1526-1535.
  • 2) Goldsher D, Jahshan S, Roguin A. Successful cervical MR scan in a patient several hours after pacemaker implantation. Pacing Clin Electrophysiol.
    October 2009;32(10):1355-1356.
  • 3) Gimbel JR. Unexpected asystole during 3T magnetic resonance imaging of a pacemaker-dependent patient with a “modern” pacemaker. Europace.
    September 2009;11(9):1241-1242.
  • 4) Naehle CP, Strach K, Thomas D, et al. Magnetic resonance imaging at 1.5-T
    in patients with implantable cardioverter-defibrillators. J Am Coll Cardiol.
    August 4, 2009;54(6):549-555.
  • 5) Roguin A. Magnetic resonance imaging in patients with implantable
    cardioverter-defibrillators and pacemakers. J Am Coll Cardiol.
    August 4, 2009;54(6):556-557.
  • 6) Mollerus M, Albin G, Lipinski M, Lucca J. Cardiac biomarkers in patients with permanent pacemakers and implantable cardioverterdefibrillators undergoing an MRI scan. Pacing Clin Electrophysiol.
    October 2008;31(10):1241-1245.
  • 7) Pulver AF, Puchalski MD, Bradley DJ, et al. Safety and imaging quality of MRI in pediatric and adult congenital heart disease patients with pacemakers.Pacing Clin Electrophysiol.
    April 2009;32(4):450-456.
  • 8) Nordbeck P, Weiss I, Ehses P, et al. Measuring RF-induced currents inside implants: impact of device configuration on MRI safety of cardiac pacemaker leads. Magn Reson Med.
    March 2009;61(3):570-578.
  • 9) Sutton R, Kanal E, Wilkoff BL, et al. Safety of magnetic resonance imaging of patients with a new Medtronic EnRhythm MRI SureScan pacing system:clinical study design. Trials.
    December 2, 2008;9(1):68.
  • 10) Naehle CP, Meyer C, Thomas D, et al. Safety of brain 3-T MR imaging with transmit-receive head coil in patients with cardiac pacemakers:pilot prospective study with 51 examinations. Radiology.
    December 2008;249(3):991-1001.
  • 11) Calcagnini G, Triventi M, Censi F, et al. In vitro investigation of pacemaker lead heating induced by magnetic resonance imaging: role of implant geometry. J Magn Reson Imaging.
    October 2008;28(4):879-886.
    19 Dyrda K, Khairy P. Implantable rhythm devices and electromagnetic
  • 12) interference: myth or reality? Expert Rev Cardiovasc Ther.
    July 2008;6(6):823-832.
  • 13) Gimbel JR. Magnetic resonance imaging of implantable cardiac rhythm
    devices at 3.0 tesla. Pacing Clin Electrophysiol.
    July 2008;31(7):795-801.
  • 14) Nordbeck P, Bauer WR. [Safety of cardiac pacemakers and implantable cardioverter-defibrillators in magnetic resonance imaging. Assessment of the aggregate function at 1.5 tesla.] Dtsch Med Wochenschr.
    March 2008;133(13):624-628. [Article in German.]
  • 15) Tandri H, Zviman MM, Wedan SR, Lloyd T, Berger RD, Halperin H.Determinants of gradient field-induced current in a pacemaker lead system in a magnetic resonance imaging environment. Heart Rhythm.
    March 2008;5(3):462-468.
  • 16) Roguin A, Zviman MM, Meininger GR, et al. Modern pacemaker and implantable cardioverter/defibrillator systems can be magnet resonance imaging safe: in vitro and in vivo assessment of safety and function at 1.5 T.Circulation.
    August 3, 2004;110(5):475-482.
  • 17) Medtronic, Inc. Revo MRI SureScan pacing system clinical summary.