Randomized Controlled Trial
A randomized comparison between bifurcation and prebifurcation subparaneural popliteal sciatic nerve blocks.
Anesth. Analg.. 2013 May 1;116(5):1170-5.
Randomized Controlled Trial
Combined ultrasound and neurostimulation guidance for popliteal sciatic nerve block: a prospective, randomized comparison with neurostimulation alone.
Anesth. Analg. 2008 May 1;106(5):1553-8, table of contents.
Randomized Controlled Trial
A 3-dimensional ultrasound study of local anesthetic spread during lateral popliteal nerve block: what is the ideal end point for needle tip position?
Reg Anesth Pain Med. 2012 Nov 1;37(6):627-32.