Skip to main content
. Author manuscript; available in PMC: 2013 Jul 29.
Published in final edited form as: Conf Proc IEEE Eng Med Biol Soc. 2012;2012:6220–6223. doi: 10.1109/EMBC.2012.6347415

Fig. 3.

Fig. 3

The needle electrode augmented from applying a polyimide sheath tubing on the surface of a clinical needle. The exposed needle tip serves as the needle electrode.