[Block of the sciatic nerve]

Sciatic nerve blocks were seldom used until recently. They apply to most surgical procedures on the lower limb and are often combined with a "3 in 1" block. However they can be used alone for foot surgery or postoperative analgesia. Nerve stimulators make their realization easier and more reliable. Sciatic nerve block can be obtained by different techniques. The choice of which being helped by some guidelines according to the patients characteristics and the surgical site.