Surgical Cautery - Calibre-(300 DX) Calibre-300dx Electro-Surgical unit can be used to execute monopolar and bipolar surgery in the many fields of application where high precision and reliability are essential, as in the endoscopy. Calibre-300dx Electro-Surgical unit can be used to execute monopolar and bipolar surgery in the many fields of application where high precision and reliability are essential, as in the endoscopy. the operation modality and the output control selection are made simply by means of keys provided with iconographic description. All the indications of operative condi