Efficacy of ultrasound-guided forearm nerve block versus forearm intravenous regional anaesthesia in patients undergoing carpal tunnel release: A randomized controlled trial
Fig 2
Localization of the ulnar nerve.
Abbreviation: UN, ulnar nerve; UA, ulnar artery; FCU, flexor carpi ulnaris; FDS, flexor digitorum superficialis; FDP, flexor digitorum profundus.