1. User Training Prabhakar Tripuraneni, MD, FACR, FASTRO Head, Radiation Oncology Scripps Clinic, La Jolla, CA

2. Conflict of Interest Chief Medical Officer, Viewray Inc., Oakwood Village, OH VP, International Business Development, Vantage Oncology, Manhattan Beach, CA Served on FDA Radiological Devices panel ASTRO past Chair of BOD ASTRO IHE-RO task force co chair ASTRO Rad Onc Accreditation program chair

3. CARE BILL Appropriate training, certification and licensing of all Radiation therapy professionals

4. Question 1 Yes Operator specific Easy to understand common format messages

5. Question 2 Training should be personnel specific Therapist will need to understand basics of how it works and thoroughly familiar with operational aspects Medical Physicist (& Dosimetrist) will need to have thorough understanding of operations and principles MD familiar with its capabilities

6. Question 3 At Installation – 1 month after – 3 months after Periodic refresher – Annually or once in 2 years – Any time that there is any software upgrade with functional enhancement

7. Question 4 No opinion as I am not qualified to comment

8. Question 5 Of course, Yes Standardizing terminology and standardizing design of control panels

9. Question 6 Simple educational tools Possibly a self administered quiz Virtual training (like aircraft simulators)

10. Summary Appropriate training, certification and licensing of all Radiation therapy professionals Training: More targeted to the functions of the individual Periodic refresher Standardization of terminology and the design of control panels Easy to read manuals