Ans: C. Microdebrider(Ref: Scott-Brown's 7Ie p3576; Cummings Pediatric Otolaryngology By Marci M. Lesperance, Paul W. Flint/p51; Dhingra 6/e p430)All these four instruments are used in different techniques of tonsillectomy.Microdebrider is less commonly used than others as it leaves behind a small amount of tissue covering theconstrictor muscle.Hence, preferred answer would be microdebrider.
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