are spinal disc replacement implants or are implantable devices that come into contact with the spinal column, in which case they are classified as class III with the exception of components such as screws, wedges, plates and instruments.
más ionchlannáin athchuir nó feistí so-ionchlannaithe diosca dhromlaigh iad a thagann i dteagmháil leis an dromlach, agus sa chás sin tá siad aicmithe mar aicme III seachas comhpháirteanna amhail scriúnna, dingeacha, plátaí agus uirlisí.