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. Author manuscript; available in PMC: 2011 Jul 24.
Published in final edited form as: Conf Proc IEEE Eng Med Biol Soc. 2009;2009:586–589. doi: 10.1109/IEMBS.2009.5333704

Fig. 1.

Fig. 1

Head x-ray (lateral view) showing the locations and sizes of the implanted ECoG electrodes. One micro-ECoG grid (16 contacts), one regular ECoG grid (32 contacts), and two 6-contact regular ECoG strips were implanted. Inset: A side-by-side comparison of the regular ECoG grid and the micro-ECoG grid showing the center-to-center electrode spacing.