Surgical and medical apparatus and instruments, orthopedic articles, artificial implants, prostheses, fixing devices for spinal columns, intervertebral frames, cervical frames, facet prostheses for vertebrae, intervertebral disk prostheses, prostheses for the vertebral column, posterior fixing devices for the vertebral column, dynamic fixing devices for the vertebral column, devices for fixing and extending for correcting scoliosis; none of the aforesaid surgical or medical apparatus and instruments being bandages, medical belts, non-chemical contraceptives and dental floss