Extrait

Spinal morphine has been widely provided for acute postoperative analgesia. However, the analgesic effect of spinal morphine usually last 12-24 hours. Therefore the investigators are interested in the pain characteristics during the 2nd postoperative day. The investigators will also explore the regimens for pain therapy in our hospital.

Critère d'inclusion

• Pain, Postoperative

Liens

• ictrp
• nct