【正文】
n):當(dāng)吸氣流速降至預(yù)設(shè)的峰流速%以下。,內(nèi)容(n232。sh236。,吸氣向呼氣(hū q236。),吸氣(xī q236。,吸氣(xī q236。,Sensitivity,反應(yīng)患者自主吸氣觸發(fā)呼吸機作功的大小,這個吸氣引起管道系統(tǒng)內(nèi)壓力、流速(li,機械(jīxi232。)物理量流速、容量,The First Affiliated Hospital of Bengbu Medical College in intensive medicine,第十七頁,共三十八頁。nɡ y242。,呼吸機的基本(jīběn)構(gòu)造,主機 附加(f249。y242。,通氣(tōng q236。n),灌注,第四頁,共三十八頁。 tǒnɡ),The First Affiliated Hospital of Bengbu Medical College in intensive medicine,生命體和外界環(huán)境之間氧和二氧化碳(232。呼吸機相關(guān)(xiāngguān)基礎(chǔ),蚌醫(yī)一附院 重癥醫(yī)學(xué)科 李亞軍(y224。r yǎng hu224。,自主呼吸(hūxī)原理,The First Affiliated Hospital of Bengbu Medical College in intensive medicine,吸氣(xī q236。)原理,The First Affiliated Hospital of Bengbu Medical College in intensive medicine,自主(z236。ng)?,The First Affiliated Hospital of Bengbu Medical College in intensive medicine,外呼吸(hūxī),第九頁,共三十八頁。jiā)結(jié)構(gòu) 監(jiān)測結(jié)構(gòu),The First Affiliated Hospital of Bengbu Medical College in intensive medicine,第十二頁,共三十八頁。nɡ)的通氣概念,吸氣時間:呼吸機供氣時間 吸呼比:在每次呼吸中,吸氣所用時間和呼氣所用時間之間的比值 呼吸頻率:患者每分鐘的呼吸的次數(shù) 窒息通氣:僅在自主呼吸模式中,如果在預(yù)先設(shè)定的時間后病人沒有自主呼吸或觸發(fā)呼吸機,呼吸機將啟動后備通氣程序 吸氣觸發(fā):流速、壓力(yāl236。,目標(biāo)(m249。)通氣時相,The First Affiliated Hospital of Bengbu Medical College in intensive medicine,A,B,C,D,觸發(fā)(ch249。 s249。)相 PS 定容,The First Affiliated Hospital of Bengbu Medical College in intensive medicine,第二十七頁,共三十八頁。),吸氣,吸氣,呼氣,呼氣,呼氣,呼氣,方波,減速波,第二十九頁,共三十八頁。)切換,時間切換:通