MULTIPURPOSE ELECTROSURGICAL INSTRUMENT WITH TELESCOPING ASPIRATION CANNULA

摘要

PROBLEM TO BE SOLVED: To provide a multipurpose electrosurgical instrument with a telescoping aspiration cannula.SOLUTION: An electrosurgical dissection instrument 110 comprises: a housing 115 defining a longitudinal axis; at least one vacuum cannula 132 extending distally from the housing and selectively movable relative to the housing along the longitudinal axis; and an electrode 135 extending distally from the housing through the at least one vacuum cannula and selectively movable relative to the housing along the longitudinal axis.SELECTED DRAWING: Figure 1