Performance and Safety of Joline® Kyphoplasty Single Balloon Catheter Allevo vs. Quattroplasty Double-Balloon Catheter Stop'n GO With BonOs® Inject Bone Cement

Inclusion Criteria: * patients aged ≥18 years * 1-3 painful VCF(s), of which at least 1 meets the following criteria: * VCF between T7 and L5 * Fracture age \<3 months * VCF shows hyperintense signal on STIR or T2 sequence MRI. * Investigator estimates that target VB(s) is/ are suitable for Quattroplasty double balloon catheter or Kyphoplasty single balloon catheter (e.g. appropriate pedicle diameter, no cortical bone protruding into the spinal canal). * Patient has an ODI score of 30% or more. * Patient is willing and able to comply with study requirements. * Patient signs informed consent form. * Women who are post-menopausal, surgically sterile or on contraceptives and agree to remain on contraceptives for the duration of their study participation and agree not to become pregnant during the study. Exclusion Criteria: * Segmental kyphosis of target VB of \>30° * Pre-existing or clinically unstable neurologic deficit * Any physical exam evidence of myelopathy or radiculopathy * Not able to walk without assistance prior to fractures * Any radiographic evidence of pedicle fracture or interspinous-process widening * Spondylolisthesis \>grade 1 at target VB(s) * History of spine surgery, including prior vertebral augmentation, during the last year * Any underlying systemic bone disease other than osteoporosis (e.g. osteomalacia, osteogenesis imperfect, etc.) * Irreversible coagulopathy and/or taking peri-operatively warfarin (Coumadin) or other anticoagulant * Pregnanc…