UMPHEFUMLO®I-Multi-Function Spirometer System (PF810) isetyenziselwa iintlobo ngeentlobo zeemvavanyo zokusebenza kwemiphunga kunye nokuphefumla.Ilinganisa kunye neemvavanyo kuwo wonke umsebenzi wemiphunga kunye ne-BDT, i-BPT, uVavanyo lwe-Muscle yokuphefumla, uvavanyo lwesicwangciso se-dosing, ukuvuselelwa kwemiphunga njl njl ukwenzela ukubonelela ngesisombululo esipheleleyo sempilo yemiphunga.