Intra-articular sufentanil compared to morphine for pain relief after arthroscopic knee surgery

ABSTRACT

Background: prevention of postoperative pain by injecting opioid into the knee joint is believed to support the hypothesis of peripheral opioid receptor activation in inflammation. Main outcomes were reduction of pain intensity and need for supplementary analgesics. The aim of the present study was to evaluate the analgesic effects of intra-articular sufentanil in comparison with morphine, after arthreoscopic procedures of knee joint