Final answer:
The correct action after noticing MRSA sores is to use universal precautions, including PPE, strict hygiene practices, and proper equipment disinfection to prevent MRSA transmission and maintain a sterile field.
Step-by-step explanation:
After hand washing and noticing that a patient has MRSA sores, the most appropriate next step for an ECG technician to take in order to prevent infection is to use universal precautions. This includes the application of appropriate personal protective equipment (PPE) such as gloves, gowns, and perhaps face protection depending on the risk of droplet exposure. Emphasizing hand hygiene, using proper techniques for cleaning and disinfecting equipment, and thoroughly washing hands before and after each patient encounter are critical components of these precautions to prevent potential MRSA transmission.
It's also essential to follow protocols for the handling of potentially contaminated equipment and instruments, which should be meticulously cleaned and soaked in a proper disinfectant solution as a precautionary measure. As MRSA is a healthcare-associated infection, maintaining a sterile field and aseptic technique during medical procedures is imperative to prevent the spread of infections.