Fast and economic During surgeries in the nasal cavity, bleeding of the mucous membrane and vascular supply of the arteries is normally stopped by application of vessel constringent substances or bipolar coagulation. The NEW insulated suction instruments make it possible to do suction and coagulation simultaneously. The silver ligation at the end prevents sticking of the instruments on the tissue: Non-stick effect. The radio frequency technology creates even by low output sufficient coagulation with minimal damaging of the surrounding tissue.