What is the sprastal notch and what is its purpoe?

The sprastal notch, also known as the sternal notch, is a concave indentation located at the top of the sternum (breastbone) where the clavicles (collarbones) meet. Its primary purpose is to serve as a landmark for anatomical reference in medical practice and surgical procedures, helping to locate the trachea and major blood vessels. Additionally, it provides structural support to the upper thoracic region.