Ch 2 – Part 4 – Junction Prone – SINGLE Please sign up for the course before starting the lesson. The best HVLA techniques for the treatment of the back in the middle and higher area (thoracic, cervico-thoracic junction and cervical spine). Ch 2 - Part 3 - Cups Inverse - SINGLE Ch 2 - Part 5 - Cervical - SINGLE Back to: CH 2 – iThrust Online