Preventive position control via NerveGuard

9) Gadsen et al., High Opening Injection Pressure is Associated With Needle-Nerve …, 2016 Jan–Feb; 41(1): 50–55

10) Gadsden et al., Opening injection pressure consistently detects needle–nerve contact …, 2014 May; 120(5): 1246–1253

11) Steinfeldt et al., Histological consequences of needle-nerve contact following nerve stimulation …, 2011; Article ID 591851: 0–9