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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)