Figure 2From: Prehospital administered fascia iliaca compartment block by emergency medical service nurses, a feasibility studyAfter skin penetration, two clearly identifiable losses of resistances (clicks or plops) are felt while crossing the fascia lata and fascia iliaca. After negative aspiration for blood the local anesthetic is injected and will spread below the fascia iliaca and anesthetize the femoral nerve.Back to article page