Journal of the American Society of Echocardiography
Volume 15, Issue 7 , Pages 731-735 , July 2002

Errors as a result of metal in the near environment when using an electromagnetic locator with freehand three-dimensional echocardiography

References 

  1. Gopal AS, Schnellbaecher MJ, Shen Z, Akinboboye OO, Sapin PM, King DL. Freehand three-dimensional echocardiography for measurement of left ventricular mass: in vivo anatomic validation using explanted human hearts. J Am Coll Cardiol. 1997;30:802–810
  2. King DL, inventor . Three-dimensional ultrasonic imaging of animal soft tissue. US Patent 4 100 916 July 18, 1978;
  3. Bird product specification sheet [package insert]. Burlington, Vt: Ascension Technology Corp; 1992;
  4. King DL, King DL, Shao MYC. Three-dimensional spatial registration and interactive display of position and orientation of real-time ultrasound images. J Ultrasound Med. 1990;9:525–532
  5. Gopal AS, King DL, Katz J, Boxt LM, King DL, Shao MYC. Three-dimensional echocardiographic volume computation by polyhedral surface reconstruction: in vitro validation and comparison to magnetic resonance imaging. J Am Soc Echocardiography. 1992;5:115–124
  6. Detmer PR, Bashein G, Hodges T, Beach KW, Filer EP, Burns DH, et al.  3D ultrasonic image feature localization based on magnetic scanhead tracking: in vitro calibration and validation. Ultrasound Med Biol. 1994;20:923–936
  7. Leotta DF, Detmer PR, Martin RW. Performance of a miniature magnetic position sensor for three-dimensional ultrasound imaging. Ultrasound Med Biol. 1997;23:597–609
  8. Leotta DF, Munt B, Bolson EL, Kraft C, Martin RW, Otto CM, et al.  Quantitative three-dimensional echocardiography by rapid imaging from multiple transthoracic windows: in vitro validation and initial in vivo studies. J Am Soc Echocardiogr. 1997;10:830–839
  9. Legget ME, Leotta DF, Bolson EL, McDonald JA, Martin RW, Li XN, et al.  System for quantitative three-dimensional echocardiography of the left ventricle based on a magnetic-field position and orientation sensing system. IEEE Trans Biomed Eng. 1998;45:494–504

☆ Supported by National Aeronautics and Space Administration grant no. NAGW-4512.

☆☆ Reprint requests: Donald L. King, MD, 19 Searles Rd, Darien, CT 06820 (E-mail: dlathamking@yahoo.com).

PII: S0894-7317(02)00024-X

doi: 10.1067/mje.2002.118907

Journal of the American Society of Echocardiography
Volume 15, Issue 7 , Pages 731-735 , July 2002

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