血流動(dòng)力學(xué)監(jiān)測(cè)ppt課件-資料下載頁(yè)
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【正文】 (10 m/min) 顯示循環(huán)動(dòng)能狀態(tài) 2022/2/2 41 SVR = Systemic Vascular Resistance 正常值： 8001600 影響因素 *血液粘滯度 *血管半徑 *血流速度 SVR= (MAP – CVP) x 80 CO 2022/2/2 42 2022/2/2 43 2022/2/2 44 2022/2/2 45 2022/2/2 46 2022/2/2 47 2022/2/2 48 2022/2/2 49 2022/2/2 50 Inotropy = BPm x SV x 103 + 1x SV x 106 x ρ x Vm2 x FT 2 x FT 史密斯 麥迪根公式 (Annals of Emergency Medicine 2022。 51, No 4: 480.) The SmithMadigan Formula 心臟收縮力 BPm = (mean arterial pressure – central venous pressure) in mmHg, SV = stroke volume in ml, ρ = density(), Vm = mean velocity, FT = systolic flow time. 2022/2/2 51 SMII 正常值 – W/m2 左心衰竭 – W/m2 Septic Shock – W/m2 SmithMadigan Inotropy Index PE : KE Ratio （ PKR） Normal ratio 30:1 2022/2/2 52 LVEDV=左心室舒張末期容積 LVEDV = (() x SV + ( – SMII)4) x (SmithMadigan LVEDV formula) 正常約為 75ml/m2 2022/2/2 53 Frank – Starling Curve SMII告訴我們心肌的功能狀態(tài) Which Curve LVEDV告訴我們心肌前負(fù)荷狀態(tài) Which Point 2022/2/2 54
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