What is electromagnetic interference (EMI) in medical facilities?

Electromagnetic interference (EMI) refers to unwanted disturbances that can affect the performance of electronic devices in medical facilities. These disturbances can originate from various sources, including other medical equipment, electronic devices, and even environmental factors. EMI can lead to malfunctions, inaccurate readings, or disruptions in the operation of critical medical devices, which is especially concerning in settings where precision is vital for patient safety and care.

In this context, it is crucial for Biomedical Equipment Technicians (BMETs) to understand EMI, as it can impact the reliability and functionality of devices used in patient diagnosis and treatment. Proper shielding, grounding, and separation of equipment can help mitigate these interferences, ensuring that medical devices operate effectively without interference from external signals. This knowledge is essential for maintaining high standards of patient care and ensuring the safety and reliability of medical equipment.