1. CAN/CSA-C22.2 No. 601.2.12-94, "Medical Electrical Equipment - Part 2: Particular Requirements for the Safety of Lung Ventilators for Medical Use"; 2. CAN/CSA-C22.2 No. 601.2.13-94, "Medical Electrical Equipment - Part 2: Particular Requirements for the Safety of Anaesthetic Machines"; 3. CAN/CSA-C22.2 No. 601.2.17-94, "Medical Electrical Equipment - Part 2: Particular Requirements for the Safety of Remote-Controlled Automatically- DrivenGamma-ray Afterloading Equipment".