Medical equipment and supplies in the nature of needles, namely, surgical needles, trocars, stylets, and cannulas to pierce vertebral bodies and anatomical tissues for medical purposes, but excluding needles used with the femur; surgical needles to inject bone cement into vertebral bodies for medical purposes, but excluding surgical needles used with the femur; and biopsy needles for extracting a substance from tissue, but excluding biopsy needles used with the femur; needles with low density styles that reduce beam hardening artifacts, but excluding biopsy needles used with the femur