Multicenter Study
Patient-controlled analgesia in chronic pain patients: experience with a new device designed to be used with implanted programmable pumps.
Pain Pract. 2008 May 1;8(3):164-70.
Clinical Trial
Sufentanil citrate and morphine/bupivacaine as alternative agents in chronic epidural infusions for intractable non-cancer pain.
Neurosurgery. 1991 Jul 1;29(1):76-81; discussion 81-2.
Randomized Controlled Trial
Intrathecal sufentanil compared to epidural bupivacaine for labor analgesia.
Anesthesiology. 1994 Jun 1;80(6):1209-15.