TD-4 o se Platelet-rich fibrin multipurpose centrifuge, O lenei masini o loʻo faʻapipiʻiina faʻatasi e le kamupani ma le tele o falemaʻi taʻutaʻua i totonu o le atunuʻu ma fale teuteu ma palasitika, ma ua faʻataʻitaʻiina e le tele o falemaʻi.E faigofie ona faagaoioia ma e mautu ma faatuatuaina faatinoga.Fa'aaoga lautele i nifo, taotoga palasitika, fa'afoma'i, toe fa'aleleia, tiga ma isi matā'upu.