Treatment of Posterior Benign Paroxysmal Positional Vertigo With Mechanical Rotational Chair.

"5 step procedure where the patient:~1. Sits upright in a neutral position~2. Rotate 45° towards the affected side around the yaw axis and then ro-tate 135° backward around the pitch axis~3. Rotated 90° towards the unaffected side around the yaw axis~4. Rotate a further 90° toward the unaffected side around the yaw axis~5. Rotates back to an upright position with a 135° backward rotation around the pitch axis."

"5 step procedure where the patient:~1. Sits upright in a neutral position~2. Rotate 45° towards the affected side around the yaw axis and then ro-tate 135° backward around the pitch axis~3. Rotate a further 90° backward around the pitch axis (total 225°)~4. Rotate a further 90° backward around the pitch axis (total 315°)~5. Rotate back to an upright position with an additional 45° backward rota-tion around the pitch axis (total 360°)."

TRV chair