Evaluation of surgical diathermy units

As part of the continuing comparative evaluation programme of medical equipment, sponsored by the UK Health Departments, the evaluation of Surgical Diathermy Units is being carried out by staff of the Bioengineering Unit at Cardiff Royal Infirmary. 'Health Equipment Information' ('HEI') Number 184, published in June 1988 contains reports on a further eight surgical diathermy units, the Bard System 3000, the Bard System 5000, the Concept 9900E, the Downs Diadon 450 P2, the Eschmann TD 411, the GU Solstar-I, the Thackray T300S, and the Valleylab SSE4/Force 4. Summaries of the following, which have been the subject of previous evaluation reports and are still available are also included: the Eschmann TD 311 and the GU Turner-Warwick 332A.