Electrical Safety

Question 1

What is the maximum leakage current allowed @ chassis when the ground wire is disabled?

Answer 1

300 microampures (MA)

Question 2

Define microshock

Answer 2

The passage of current through intracardiac conductors i.e cardiac catheters

ventricular fibrillation may result at currents less than 100 uv

Question 3

Define macroshock

Answer 3

A passage of current from one part of the body to another

Question 4

List precautions to protect patients from electrical shock

Answer 4

1. use a 3 prong cord
2. never use extension cord
3. turn on EEG equip before attaching leads
4. disconnect pt before turning off equipment
5. remove 2 prong devices from patient room
6. make sure all equip attached to pt has safety inspection stickers