Effect of Addition of Magnesium Sulphate and Fentanyl to Ropivacaine Continuous Femoral Nerve Block in Patients Undergoing Elective Total Knee Replacement

Md. Ashraf Abd Elmawgoud, Ahmed Badawy, Samaa Abu Elkassem and Doaa Rashwan

Journal of Medical Sciences 8 ( 4 ): 395 - 399 , 2008