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. Author manuscript; available in PMC: 2012 Apr 1.
Published in final edited form as: J Vasc Interv Radiol. 2011 Feb 26;22(4):515–524. doi: 10.1016/j.jvir.2010.10.033

Figure 6.

Figure 6

Figure 6

Figure 6

(a) Navigation display showing the virtual needle aligned with the target identified in the arterial phase-enhanced CT. (b) Non-contrast enhanced confirmation scan of the needle position does not show the target lesion. (c) After rigid registration of the confirmation scan (pseudo-colored) with the arterial contrast-enhanced scan (gray scale background) in the vicinity of the target lesion, the correct alignment of the needle with the target is confirmed.