Varian brand Clinac and TrueBeam, High Energy Linear Accelerator, Model Numbers: H14, H19, H29; Product is manufactured and distributed by Varian Medical Systems Inc., Palo Alto, CA Indicated for stereotactic radiosurgery and precision radiotherapy for lesions, tumors and conditions anywhere in the body when radiation treatment is indicated.

The coolant may leak. The resulting coolant leak presents a risk of electrical shock to any person working within the protective housing.

On 3/31/2011, all consignees were notified via an Urgent Medical Device Correction letter and on-site visit by the firm's sales representative, informing them of the affected products, the issue, and recommended actions. If non-Varian personnel service the device, then they should have been immediately notified of the content of the letter. Anyone who performs work on the device should exercise extreme care to identify any possible coolant leak and immediately locate and correct the source of the leak. Customers were to immediately notify Varian Service or their internal service personnel of any coolant leakage. Varian was to contact customers to arrange for inspection if one had not been performed. The appropriate personnel should have been advised of the content of the letter. If further clarification was needed, customers were to contact their local Varian Customer Support.