Final answer:
An Esmarck bandage is not necessary with a pneumatic tourniquet.
Step-by-step explanation:
An Esmarck bandage is not necessary with a pneumatic tourniquet never. A pneumatic tourniquet is a medical device used to temporarily stop blood flow in a limb during surgeries or medical procedures. It works by inflating a cuff around the limb, which applies pressure and restricts blood flow. Unlike an Esmarck bandage, which is a self-adhesive wrap, a pneumatic tourniquet is specifically designed to apply controlled pressure and maintain even compression, eliminating the need for an additional bandage.