Objective Evaluation of a New Epidural Simulator by the CompuFlo^® Epidural Instrument

Figure 6

Epidural simulator and human pressure curves immediately before and after the needle have entered the epidural space. (a) LOR ES simulator, (b) false LOR simulator, (c) LOR ES, and (d) false LOR. LOR ES = loss of resistance in the epidural space, False LOR = false loss of resistance (needle not in the epidural space).

(a)

(b)

(c)

(d)