in this simple way will greatly facilitate and aid the surgeon when he is called on to carry out this procedure in human beings. The device is useful for teaching technique to members of the staff. Both devices may also be used for practicing suturing of tendons or nerves or anastomosing artificial arterial graft materials. 504 Carnegie Medical Bldg. (6) (Dr. Brown). Pemco, Inc., Brecksville, Ohio, supplied the device shown in figure 2. Altman, S.; Borow, M.; and Rosenblatt, M.: Intra-abdominal Arterial Anastomoses: Experimental Study, Surgery 34:1043-1060 (Dec.) 1953. (d) Kovanov, V. V.: Mechanical and Hand Suture of Blood Vessels, Brit. M. J.