⚖️
CTSIB Advanced
THE ZERO ØUT METHOD™ · BALANCE ASSESSMENT
v1.0 · Clinical use only · iPhone Safari + HTTPS required

Patient Information

De-identified record — code links to patient in your system.

Test Configuration

Head Movement Speed (C2 & C5)

60°/sec
Gentle (30°)
Moderate
Elite (180°)

Metronome pace for eyes-closed head-movement trials. 40° range each direction.

Optokinetic Direction (C3 & C6)

↻ Clockwise
↺ Counter-CW
🥽

VR Holder Required for C3 & C6

Have a cardboard VR holder ready. Phone slides in, patient wears it on head. Measures vestibular sway from head position.

📱

Enable Motion Sensors

Tap below and select "Allow" — the app uses the iPhone gyroscope to measure sway.

🎯

Sternum Placement (C1, C2, C4, C5)

Patient holds phone flat on sternum, face-up, both hands crossed over it. Arms stay still.

Sensors not yet enabled
Android/non-iOS: sensors activate automatically.
C1

Firm Surface — Eyes Open

🟦 Firm Surface
👁️
Patient keeps eyes open throughout.
📱

Place phone flat on patient's sternum, face-up.

4 trials · 20 seconds each
C1 · Trial 1 of 4

Head Straight

🧍
Hold head still and look straight ahead.
3

Get ready…

C1 · T1
REC
20
⚡
Turn head LEFT now!
Sway Velocity
0.0 °/s
Stable (0°/s)Max (12.5°/s)
C3 · T1

Optokinetic Stimulus

Place phone in VR holder on patient's head, then tap Start.

  1. 1
    Place phone face-up in VR holder
  2. 2
    Patient puts on holder — look at the spiral center
  3. 3
    Tap Start — 5-second audio countdown, then records
  4. 4
    If patient falls: retrieve phone and tap FALL
C1 · Trial 1 of 4

Head Straight

Equilibrium Score
--
😮‍💨

Rest

15

seconds remaining

—
—
—
Composite: —

Equilibrium Score

Sensory Score

SOM = Somatosensory (C2/C1) · VIS = Visual (C4/C1) · VEST = Vestibular (C5/C1)

Trial Scores

Sensory Analysis

Patient History

No sessions on this device yet.