Fig. 2From: Percutaneous kyphoplasty combined with pediculoplasty for the surgical treatment of osteoporotic thoracolumbar burst fracturesRoutine PKP surgery before bone cement injection. a–d Implantation of the puncture needles; e–h the working cannulas were established as follows: i–k The bilateral operating space for the balloon was established; l the balloon was inflated, and the vertebral body height was recoveredBack to article page