Passive physiological intervertebral movements

Passive physiological intervertebral movements (PPIVM) refers to a spinal physical therapy assessment and treatment technique developed by Geoff Maitland used to assess intervertebral movement at a single joint, and to mobilise neck stiffness. == Technique == PPIVM is used as an assessment technique to assist with identifying the location, nature, severity and irritability of vertebral symptoms.