scholarly journals Interpreting Real-Time Pulmonary Graphics in Neonatal Invasive Conventional Mechanical Ventilation

2021 ◽  
Vol 56 (4) ◽  
pp. 285-294
Author(s):  
Gustavo M. Rocha ◽  
◽  
Paulo O. Soares ◽  
◽  
2021 ◽  
pp. 039139882199938
Author(s):  
Matthew L Friedman ◽  
Samer Abu-Sultaneh ◽  
James E Slaven ◽  
Christopher W Mastropietro

Background: We aimed to use the Extracorporeal Life Support Organization registry to describe the current practice of rest mechanical ventilation setting in children receiving veno-venous extracorporeal membrane oxygenation (V-V ECMO) and to determine if relationships exist between ventilator settings and mortality. Methods: Data for patients 14 days to 18 years old who received V-V ECMO from 2012-2016 were reviewed. Mechanical ventilation data available includes mode and settings at 24 h after ECMO cannulation. Multivariable logistic regression analysis was performed to determine if rest settings were associated with mortality. Results: We reviewed 1161 subjects, of which 1022 (88%) received conventional mechanical ventilation on ECMO. Rest settings, expressed as medians (25th%, 75th%), are as follows: rate 12 breaths/minute (10, 17); peak inspiratory pressure (PIP) 22 cmH2O (20,27); positive end expiratory pressure (PEEP) 10 cmH2O (8, 10); and fraction of inspired oxygen (FiO2) 0.4 (0.37, 0.60). Survival to discharge was 68%. Higher ventilator FiO2 (odds ratio:1.13 per 0.1 increase, 95% confidence interval:1.04, 1.23), independent of arterial oxygen saturation, was associated with mortality. Conclusions: Current rest ventilator management for children receiving V-V ECMO primarily relies on conventional mechanical ventilation with moderate amounts of PIP, PEEP, and FiO2. Further study on the relationship between FiO2 and mortality should be pursued.


1988 ◽  
Vol 9 (1) ◽  
pp. 37-46
Author(s):  
Cyril M. Grutn ◽  
James B. Chauncey

2020 ◽  
Author(s):  
Zhen Junhai ◽  
Hu Bangchuan ◽  
Gong Shijin ◽  
Yu Yihua ◽  
Yan Jing ◽  
...  

Abstract Background Airway pressure release ventilation (APRV) has been described many years, however, it is still unclear whether APRV improves outcomes in critically ill patients admitted to Intensive Care Unit with acute respiratory distress syndrome (ARDS). Methods 3 databases were searched for randomized controlled trials (RCTs) until 8 August 2019. The relative risk (RR), mean difference (MD) and 95% confidence intervals (CI) were determined. Results A total of six randomized controlled trials (RCTs) were included with 360 ARDS patients. The Meta analysis showed that the mean arterial pressure (MAP) in APRV group is higher than traditional mechanical ventilation group [MD = 2.35, 95% CI=(1.05,3.64), P = 0.0004], and the airway peak pressure (Ppeak) is lower in APRV group with statistical difference [MD=-2.04,95% CI=(-3.33,-0.75), P = 0.002]. However, no significant beneficial effect on oxygen index (PaO2/FiO2) was shown between two groups (MD = 26.24, 95% CI=(-26.50,78.97), P = 0.33). Compared with conventional mechanical ventilation, APRV significantly improved 28-day mortality [RR = 0.66, 95% CI=(0.47,0.94), P = 0.02]. Conclusions For critically ill patients with ARDS, application of APRV is associated with the increase of MAP, the reduction of the airway Ppeak and 28-day mortality, while there is no sufficient evidence to support the APRV is superior to conventional mechanical ventilation in PaO2/FiO2.


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