A I-ventilator ngumshini ohlinzeka Ukuphefumula kwemishini ngokuhambisa umoya ophefumulayo ungene futhi uphume emaphashini, ukuletha umoya wesiguli ongakwazi ukuphefumula, noma ukuphefumula ngokungafanele. Isebenzisa amandla emishini ukusungula umehluko wengcindezi phakathi kwe-alveoli kanye nemvelo yangaphandle yokwenza u-alveoli. Njengamanje, I-ventilator esetshenziselwa ukusetshenziswa kombhede we-Clinical isebenzisa ukuphefumula okuvumayo. -Kwethu I-ventilator kufaka phakathi i-ICU I-ventilator , eziphuthumayo eziphathwayo I-ventilator , i-Bipap, umshini we-CPAP, njll.