A i-ventilator ngumatshini obonelela ukuphefumla ngoomatshini ngokuhambisa umoya ophefumlayo ukuba ungene kwaye uphume emiphungeni, ukuhambisa umoya kwisigulane esingakwaziyo ukuphefumla ngokwasemzimbeni, okanye ukuphefumla ngokungafanelekanga. Isebenzisa amandla omatshini ukuseka ukuhluka koxinzelelo phakathi kwe-alveoli kunye nokusingqongileyo kwangaphandle ukukhupha kunye nokukhupha i-alveoli. Okwangoku, i i-ventilator esetyenziselwa ukusetyenziswa kwebhedi yeklinikhi isebenzisa ukuphefumla ngoxinzelelo olulungileyo. Yethu i-ventilator kuquka i-ICU i-ventilator , unxunguphalo oluphathekayo i-ventilator , i-BIPAP, umatshini we-CPAP, njl.