controlled mode. pt breath controlled. breath vent trigger, pt triggered. assisted breath. start pt but complete machine. controlled breath. pt start machine finish. spontaneous breats. pt start and goes by pt effort. controlled. sab controle me huta he. complication. pt effort kam hujate he. pt effort kam . baqi vent me pt. participate karta he. pressure n compromise lung. set pressure. volume control in healthy lungs. RR .Tid Volume wt par dete he. 5ml kg in neonate ( 6 to 10 ml kg in adult)
simv synchronised intermittent friendly mood. pt and vent facilitate each other, waite each other. pt thakta nahi he, weaning mode mandatory. set breath simv 2 types Volume contro set. pressure variable.select all I.e ratio etc flow 1 ml .kg intubated e or without sedation . pressure control pressure set and volume variables or pressure TId volume pt first AC 24 hr. then simv mode then spontaneous mode weaning criteria. tidal ban raha. breath ban raha he . tachypnicc tu nahi. fio2 30% cause intubated improved. decrease pressure support PSV is spontaneous khud se breath trigger karta he. no controle or assisted breath give T piece trial of breath pt