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. 2014 Oct 22;5:209. doi: 10.3389/fneur.2014.00209

Figure 1.

Figure 1

The penetration device. (A) Photo of the penetration rig showing the mouthpiece (white arrow), probe holder (black arrow), stereotactic manipulators (black arrowheads), and air-rifle barrel (white asterisk). (B,C) Close-up of the probe holder and probe before (B) and after (C) impact of pellet. Note the probe displacement (penetration) after impact (C). (D) Photo of probes after impact at loading-pressures of 35-, 50-, and 100-bar. Note deformation of the brass ferrule (scale bar = 10 mm).