Safety
Read this before putting the mask on anyone.
⚠️
PiEEG XR is a research device, not a medical device, and has not been certified by any regulator for use with the human body. You use it at your own risk.
Rules
- Battery only. Power the BCI box from a power bank or a battery head strap. Never from a wall charger, and never through a cable to a computer that is on mains power.
- No diagnosis. Attention, relaxation and expression values are research indicators. Don't use them to diagnose, monitor or treat any condition, or as a measure of mood or ability.
- Implanted devices. Don't use it on a person with a pacemaker or other implanted electronic device without a physician's approval.
- Skin. Use clean, intact skin. Stop if the skin becomes irritated, and clean off any gel after use.
- VR safety. Follow your headset maker's safety guidance. Clear the play area, and take breaks.
- Flashing. Update firmware with the mask off the face.
Power while worn
| Power source | While worn | Why |
|---|---|---|
| Power bank or battery head strap | ✅ Safe | No path to the mains. |
| Headset's own battery (headset not charging) | ✅ Safe | Still fully on battery. |
| Wall charger | ❌ Never | Connects the person to the mains through the electrodes. |
| USB cable to a PC on mains power | ❌ Never | Same reason. |
| Headset plugged in to charge | ❌ Not while worn with PiEEG XR | The charger links the mains to the headset and the mask. |
Hygiene
- Wipe the electrodes and the silicone with an alcohol pad before and after each user.
- Let them dry fully before the next use.
See also the general PiEEG safety and liabilities pages.