While there is a doctor named Teodorico Borgognoni who lived in the 13th century and was known for his work on surgery, there is no record of any published writing by him. His knowledge was passed down through oral tradition and his students, rather than through written works.
It's possible that you are thinking of a different author. If you can provide more information, such as the genre of their work or any other details about their life, I may be able to help you identify them.