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Table 1: Intracranial implants
Patient, Location, and Implant Type Model Material Total Volume (cm³) from Artifacts Impact on Clinical Interpretation
Patient 1 3.1 Mild
    MCA stent Wingspan stent^{^a} Titanium, nickel alloy 
Patient 2A 9.4 None
    ICA stent Unknown Unknown 
    Anterior choroidal artery coils Unknown Unknown 
Patient 2B 8.7 None
    ICA bifurcation aneurysm clip Yasargil clip^{^b} Titanium 
Patient 3 2.1 Mild
    MCA stent Pharos Vitesse stent Titanium, nickel alloy 
Patient 4 4.7 Mild
    Posterior communicating artery aneurysm coils Matrix Soft coils^{^c} Platinum 
Matrix Ultrasoft coils^{^c} Platinum 
Guglielmi detachable coil–10 Soft coils^{^c} Platinum 
Sapphire Tension Safe coils^{^d} Platinum 
    ICA stent Neuroform EZ stent^{^c} Titanium, nickel alloy 
Patient 5 1.1 None
    Anterior communicating artery aneurysm coils Target 360 coils^{^c} Platinum 
↵a Manufactured by Stryker, Kalamazoo, Michigan for Boston Scientific, Natick, Massachusetts.
↵b Aesculap, Center Valley, Pennsylvania.
↵c Stryker, Kalamazoo, Michigan.
↵d Micro Therapeutics, Irvine, California.