The Cavitron Ultrasonic Aspirator (CUSA), also known as the Ultrasonic Aspirator, uses ultrasonic waves with a wide range of frequencies to break up and remove tumours. It was created as a replacement for bipolar diathermy, a common coagulation technique that uses focused electric current and has the potential to harm tissues through contact or heat generation. Since it enables the use of bipolar diathermy to be reduced, CUSA has grown in popularity in a number of soft tissue surgeries, particularly the removal of tumours from the brain and spine. It is a given that CUSA reduces surgical time while also enhancing clinical outcomes and surgical safety.
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