Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) ESP block given under US guidance at T4 level. Image also shows local anaesthetic in ESP with the muscle getting pushed above (ESM: erector spinae muscle, RMM: rhomboidus major muscle, TZ: trapezius muscle). (b) The three muscles: iliocostalis, longissimus, and spinalis, which forms the ESM along with its attachment to the vertebral column and other bones (Image source: The image has been submitted after permission from Dr. Oliver Jones from the site: http://teachmeanatomy.info/)
