Change of tidal volume(exp) and compliance during alveolar recruitment in patients with abdominal surgery
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Abstract
Summary
Objective: To evaluate the change of TVexp and compliance during “alveolar recruitment” process in anesthesia patients. Subject and method: A randomized controlled clinical trial was divided into 2 groups of "intervention group" 45 patients and "control group" 37 patients. Method of mobilizing alveoli with a pressure of 40cmH2O for 40 seconds and maintaining a PEEP of 5cmH2O. Result: The average of age of the interventional group and the controlled group were 74.8 ± 8.4 and 76.4 ± 9.5 respectively. Mean of TVexp of interventional group was (473.71 ± 87.35mL), that is significantly greater than this indicator in the controlled group (426.21 ± 105.63mL) with p-value <0.05. Mean of compliance in the interventional group was (52.8 ± 4.67ml/cmH2O) compare to (48.32 ± 9.40ml/cmH2O) in the controlled group. This increase is also significant with p-value <0.05. Conclusion: “Alveolar recruitment” therapy is meaningful on improving TVexp and Compliance in order to prevent atelectasis of the lungs in anesthesia patients.
Keywords: Alveolar recruitment, abdominal surgery, lung compliance, TVexp.
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References
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