This timeline traces some great advancements in medical technology. Since the beginning of time, man had been attempting to heal himself and others, in some way medicine has always existed. In the beginning, doctors such as the Ancient Egyptian, Imhotep, classified diseases. Later, bacteria and infections were identified, studied, and cured. With the invention of surgery came the need for anesthesia and sanitization. Later, with the discovery of DNA technology came the invention of gene therapy and cloning. In the field if medicine, each new discovery fuels the next one. There is always a new advancement on the way because medical professionals are always searching for new and better ways to cure disease, treat ilnesses and help people.