Human hand mannual Strangulation (throttling), Suicide by hanging and ligature mark explained by SC

“ligature mark brown coloured encircling whole of neck measuring 39 cms, all round the neck, ½ cms. on the sides and back and 2 cms. in the front of the neck anteriorly placed on the thyroid cartilage horizontally, margins were irregular, echymosed and base of ligature was dry and parchment like and membranous. On cut Section there were multiple echymotic spots on subcutaneous tissue and muscles. Thyroid cartilages was broken cricoid cartilage was also broken