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Table 1 Summary of artifact sizes for the metallic surgical implants evaluated at 3-Tesla.

From: Assessment of MRI issues at 3-Tesla for metallic surgical implants: findings applied to 61 additional skin closure staples and vessel ligation clips

Skin Closure Clip (Visistat Skin Stapler, Staple)
Pulse sequence T1-SE T1-SE GRE GRE  
Signal void size (mm2) 310 199 648 477
Imaging orientation long axis short axis long axis short axis
Hemostatic Clip (Hemoclip Traditional)
Pulse sequence T1-SE T1-SE GRE GRE  
Signal void size (mm2) 571 364 1,109 877
Imaging orientation long axis short axis long axis short axis
  1. (Signal void area measured in mm2; T1-SE, T1-weighted spin echo; GRE, gradient echo)