Gradient field switching as a source for artifacts in MR imaging of metallic stents

Magnetic Resonance in Medicine

Volumn 52, Issue 6, 2004, Pages 1465-1468

  Shenhav, Avshalom ^a   Azhari, Haim ^a  

^a TECHNION ISRAEL INSTITUTE OF TECHNOLOGY   (Israel)

Author keywords

Artifact; Eddy current; MRI; Stent

Indexed keywords

EDDY CURRENTS; STENTS;

ARTIFACT; GRADIENT FIELDS; GRADIENT SWITCHING; IMAGE ARTIFACTS; METALLIC IMPLANTS; METALLIC STENTS; RADIO FREQUENCIES; STENT;

MAGNETIC RESONANCE IMAGING;

METAL;

ARTICLE; ARTIFACT; GRADIENT FIELD SWITCHING; METALLIC STENT; NUCLEAR MAGNETIC RESONANCE IMAGING; QUANTITATIVE ANALYSIS; RADIOFREQUENCY; STENT; TECHNIQUE; THEORY;

EID: 10044252267     PISSN: 07403194     EISSN: None     Source Type: Journal    
DOI: 10.1002/mrm.20294     Document Type: Article

References (12)

1. Bartels LW, Smits HFM, Bakker CJG, Viergever MA. MR imaging of vascular stents: Effects of susceptibility, flow, and radio frequency eddy-currents. J Vasc Interv Radiol 2001;12:365-371.
2. Augustiny N, Schulthess GK, Meier D, Bosinger P. MR imaging of large nonferromagnetic metallic implants at 1.5T. J Comp Assist Tomogr 1987;11:678-683.
3. Taal BG, Muller SH, Boot H, Koops W. Potential risk and artifacts of MRI of self-expandable esophageal stent. Gastro Endocr 1997;46:424-429.
4. Klemm T, Duda S, Machann J, Seekamp-Rahn K, Schnieder L, Claussen CD, Schick F. MR imaging in the presence of vascular stents: A systematic assessment of artifacts for various stent orientations, sequence types, and field strengths. Magn Reson Imaging 2000;12:606-615.
5. Buechler DN, Durney CH, Christensen DA. Calculation of electric fields induced near metal implants by magnetic resonance imaging switched gradient magnetic fields. Magn Reson Imaging 1997;15:1157-1166.
6. Sullivan PK, Smith JF, Rozzelle AA. Cranio-orbital reconstruction: Safety and image quality of metallic implants on CT and MRI scanning. Plast Recon Surg 1994;94:589-596.
7. Weber E. Electromagnetic theory: static fields and their mapping. New York: Dover, 1965, p 39-64.
8. Wang Y, Truong TN, Yen C, Bilecen D, Watts R, Trost DW, Prince MR. Quantitative evaluation of susceptibility and shielding effects of Nitinol, Platinum, Cobalt-alloy, and stainless steel stents. Magn Reson Med 2003;49:972-976.
9. Bartels LW, Bakker CJ, Viergever MA. Improved lumen visualization in metallic vascular implants by reducing RF artifacts. Magn Reson Med 2002;47:171-180.
10. Haacke EM, Brown RW, Thompson MR, Venkatesan R. Magnetic resonance imaging physical principles and sequence design. New York: Wiley-Liss; 1999. p 914.
11. Camacho CR, Plewes DB, Henkelman RM. Nonsusceptibility artifacts due to metallic objects in MR imaging. J Magn Reson Imag 1995;5:75-88.
12. Bernstein MA, Zhou XJ, Polzin JA, King KF, Ganin A, Pelc NJ, Glover GH. Concomitant gradient terms in phase contrast MR: Analysis and correction. Magn Reson Med 39(2);300-308:1998..0