Levobupivacaine vs racemic bupivacaine in spinal anesthesia for sequential bilateral total knee arthroplasty: a retrospective cohort study.

STUDY OBJECTIVES To compare the anesthetic potency and safety of spinal anesthesia with higher dosages of levobupivacaine and bupivacaine in patients for bilateral sequential for total knee arthroplasty (TKA). DESIGN Retrospective cohort study. SETTING Operation theater with postoperative inpatient follow-up. PATIENTS The medical records of 315… (More)