This discussion is not intended as an exhaustive treatment of the subject of anesthesia for surgery about the head but rather as a discussion of some of the technical problems with which the anesthesiologist is confronted when an operation is to be performed in this region of the body. In addition, a detailed description of two methods of administering anesthesia for surgery about the head is to be presented. These methods have been developed in an attempt to meet certain requirements which are important and to overcome some of the difficulties that are frequently encountered during the course of anesthesia for operations in this region of the body.
There are many factors that the anesthesiologist must consider if he is to select the proper anesthetic agent and method of its administration for any type of surgery. Some of these factors have a peculiar significance when the operation is to be