Percutaneous Curved Vertebroplasty Versus Unipedicular Approach Vertebroplasty for Acute Osteoporotic Vertebral Compression Fractures: A Randomized Controlled Trial.

While PCVP achieved more symmetrical cement distribution, which appeared to be associated with greater analgesic effect, PCVP did not result in significantly greater pain relief than a UVP in the 12 months following treatment.