You may well have completed this task by now
But I will help just Incase
You would report the risk to the principal dentist/head nurse/practice manager who would then take appropriate action of protection possible contact with Human Resources
The hazard of hepes simplex is cross contamination either through aerosol or blood, you can contract a corneal ulcer or hepatic whitloe on the finger after contamination with the hepes simples virus
Damaged instruments will be contamination and functional risk, they may cause trauma to the patients tissue and can harbor bacteria as the cleaning and disinfection will be compromised
Hope that helps x