The interscalene approach to brachial Plexus Nerve Blocks results in reliable anesthesia of the shoulder and upper arm. The supraclavicular branches of the cervical plexus, supplying the skin over the acromion and clavicle, are also blocked due to the proximal and superficial spread of local anesthetic. The inferior trunk (C8-T1)

Ultrasound has been the primary tool in Peripheral Nerve block (PNB). The utility of ultrasound to facilitate a range regional anesthesia techniques including brachial plexus and femoral blocks . A wireless portable ultrasound probe with a built in needle guide offers more control for anesthesiologist while performing PNB. A mini