Helder 2 upper back / thoracic protocol — 20 cm · 20 min per session · Body mode
DeviceHelder 2 (AriHelder)
Distance20 cm — arm mount
ModeBody mode · full power
Duration20 min per session
FrequencyDaily or 5× / week
Wavelengths631 nm red · 856 nm NIR
✓ OHSP Verified
Verified output: 10.47W total — NIR 9,242 mW + Red 1,228 mW.
Independent integrating sphere measurement →
How to position the device
Attach to the arm mount. Position 20cm from the upper back / thoracic spine. A wall-mounted arm position works well for this area.
1
Set up the device
Attach to the arm mount. Position 20cm from the upper back / thoracic spine. A wall-mounted arm position works well for this area.
2
Select body mode
Set to body mode, full power. Verified output: 10.47W total — NIR 9,242mW (856nm) + Red 1,228mW (631nm).
3
Run the session
Hold position for 20 minutes. Wear eye protection. For full thoracic coverage, two sessions targeting upper and mid-thoracic can be used.
Session guidance
The upper back is a large target. Position the device between the shoulder blades for general thoracic coverage. For specific segments (e.g. T4–T6), adjust arm mount height accordingly.
Safety & contraindications
Do not use over open wounds or active infection. Always wear eye protection. For post-surgical upper back, consult your practitioner before use.
Frequently asked questions
20cm, same as all body mode targets. Use the arm mount positioned behind you.
20 minutes in body mode. For full thoracic coverage, two separate 20-minute sessions targeting upper and mid-thoracic are appropriate.
Daily or 5 times per week.
10.47W total — OHSP integrating sphere verified. NIR (856nm): 9,242mW. Red (631nm): 1,228mW.