G47-244 G47244 Debakey Derra Vascular Clamp For Anastomosis Large Jaws Size 7" G47-242 G47242 Debakey Derra Vascular Clamp For Anastomosis Medium Jaws Size 6 3/4" G47-240 G47240 Debakey Derra Vascular Clamp For Anastomosis Small Jaws Size 6 1/4"