Intramuscular (IM) injections are a well-established method of delivering a variety of
therapeutics formulated for parenteral administration. While the wide range of commercial IM …

With the widespread adoption of ultrasound guidance for peripheral nerve blocks,
anaesthesiologists have generally agreed that it is prudent to place the needle in the same …

Background Multi-injection targeted intracluster injection ultrasound-guided supraclavicular
brachial plexus block has been advocated to provide a faster onset of anaesthesia …

Background This randomized study compared the efficacy and safety of extraplexus and
intraplexus injection of local anesthetic for interscalene brachial plexus block. Methods 208 …

Background and Objectives Retroclavicular block is designed to overcome the negative
aspects of the commonly utilized ultrasound-guided parasagittal approach to the …

Purpose The costoclavicular block is a relatively novel alternative to the infraclavicular block.
We aimed to determine the anatomical structures vulnerable to needle injury during a …

Methods Meat models containing a beef tendon (simulating a nerve) were injected with dye
in one of 3 locations: PN, intraneural, and intramuscular. Blinded assessors then …

This randomized double-blind controlled trial compared the block characteristics of three low-
dose local anesthetics at different roots in an ultrasound-guided interscalene block, using …

In their letter to the editor, Boezaart and colleagues, highlight their recent work using diluted
heparinized whole blood as a marker of microscopic nerve anatomy, while casting …

Objective To use quantitative sensory testing (QST) to assess whether a stellate ganglion
block (SGB) modulates the analgesia induced by cervical paravertebral block (CPVB) …