Randomized Controlled Trial

Subtenon block compared to intravenous fentanyl for perioperative analgesia in pediatric cataract surgery.

Anesth. Analg. 2009 Apr 1;108(4):1132-8.
Randomized Controlled Trial

Ultrasound improves the success rate of a tibial nerve block at the ankle.

Reg Anesth Pain Med. 2009 May 1;34(3):256-60.
Randomized Controlled Trial

Ultrasound improves the success rate of a sural nerve block at the ankle.

Reg Anesth Pain Med. 2009 Jan 1;34(1):24-8.