The HARMONIC®shears and blades are used ultrasonic dissection and it causes minimum desiccation, charring and smoke. It ensures safer dissection near the vital structures with minimum lateral thermal tissue damage. It can efficiently move through the tissue and maintain haemostasis. It is versatile enough to cut, coagulate, grasp and dissect. The reliable seal can vessel up to 3 mm for shears and 2 mm for blades.