Intra-articular block for knee arthroscopy: a study on 41 patients

During recent three decades, parallel to the improvement of arthroscopic techniques, intra-articular block by direct injection of anesthetics into the joint has been used in knee arthroscopy. In this study the efficacy of intra- articular block by complex of bupivacaine, lidocaine and adrenaline in knee arthroscopy has been assessed. Forty one healthy adults (age range: 18-55 years) with knee problems selected for diagnostic arthroscopy. Anesthesia was induced by direct injection of 10ml 2% bupivacaine, 10ml 0.5% lidocaine plus 1/100000 adrenaline into the knee joint. Duration of operation and volume of serum used for irrigation during the procedure; pain and analgesics requirement, during and after