A surgical instrument includes a handle and a disposable assembly which can be readily replaced after each operation or as necessary. The disposable assembly includes both an electrically heated scalpel blade and an electrosurgical active electrode which are mounted in a spaced parallel arrangement so...http://www.google.com.au/patents/US4640279?utm_source=gb-gplus-sharePatent US4640279 - Combination surgical scalpel and electrosurgical instrument
