Medical marking devices and methods for their use

摘要

The invention disclosed herein deals with a medical marking device which is useful for making lines and marks on soft and hard tissue of a mammal. The invention also deals with a pen containing a medical marking device and methods of using such pens to make lines and marks on soft and hard tissue of a mammal. The pen, which can be used for surgical or any other medical marking applications, is configured to be held freely in a person's hand like an ordinary writing instrument.