[Joint and sensory branch block of the obturator and femoral nerves in a case of femoral head osteonecrosis and arthritis]. / Bloqueo intraarticular y de ramas sensoriales de los nervios obturador y femoral en cuadro de osteonecrosis y artrosis de cabeza femoral.

The sensory innervation of the hip joint is complex. The joint and sensory branch block of the obturator and femoral nerves is effective for treating the pain caused due to different hip diseases. This could be an option to be considered in certain circumstances such as, being a surgical-anaesthetic high risk, or if there is significant overweight, It could also be useful on other occasions if the traumatoligist considers that it is better to delay hip replacement for a limited period.