Accurate positioning of detachable coils using alternate electric current. A technical note.
A new method of positioning detachable coils is presented. It does not rely on markers, but on the decrease of electric resistance that occurs when the platinum-stainless steel junction emerges from the microcatheter tip.
Guglielmi
G
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Professor of Neuroradiology, "La Sapienza" University, Rome; Italy - guidogdc@yahoo.com.