Tibial Nerve Versus Sciatic Nerve Block

Selective Tibial Nerve Block vs Popliteal Sciatic Nerve Block in Patients Having Total Knee Arthroplasty

The purpose of this study is to analyse the ability to selectively block the posterior tibial nerve sparing the function of the common peritoneal nerve. To assess the efficacy of blocking the posterior tibial nerve will give the same post-operative pain relief after total knee surgery compared to a sciatic nerve block.

Inclusion Criteria:

• total knee replacement

Exclusion Criteria:

• History of neuralgia, diabetes, pregnancy, allergy to local anesthetic solutions