It is easy and requires only a small volume of local anaesthetic to anaesthetise the two branches of the sciatic nerve – the tibial nerve and the common peroneal nerve – individually
The two sciatic branches are easy to access as they are more superficially located than the sciatic nerve before the bifurcation
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Complete perineural spread around the two sciatic nerve branches separately with only a few milliliters of local anaesthetic Peroneal nerve (PN), tibial nerve (TN)