are total or partial joint replacements, in which case they are classified as class III, with the exception of ancillary components such as screws, wedges, plates and instruments; or
más athchur iomlán nó páirteach iad i ndáil le siúntaí agus sa chás sin tá siad aicmithe mar aicme III, ach is eisceacht iad comhpháirteanna coimhdeacha amhail scriúnna, dingeacha, plátaí agus uirlisí; nó