Charles Otto Dhonau, Anatomy and Embalming
“ Then after the trocar has entered the abdomen the secret of removing gases successfully depends very largely upon the operator having a very correct idea of the location of all the abdominal organs. It is difficult to know when the trocar has pierced the interior of the stomach, or in fact even to make it pierce the stomach at all for the peritoneum which is a covering for all the organs of the abdominal cavity contains a serous fluid which makes the organs slippery, and even the sharp pointed trocar often does not take hold as it should. ”
