The prone maneuver is a well-established therapy in ARDS. Traditionally, the maneuver is perform with thoraco-abdominal cushions. The goal of this study is assess, using electrical impedance tomography, whether the arrangement mode of the cushions alters lung recruitment during the prone maneuver in patients with moderate to severe ARDS.
The prone position is a ventilatory therapeutic strategy used in the treatment of patients with moderate to severe Acute Respiratory Distress Syndrome (ARDS) that promotes improved oxygenation with consequent reduction in mortality. Despite being safe and effective, it is not without complications, with pressure injuries being one of the main concerns. The use of cushions helps prevent such injuries, but they can interfere with ventilatory mechanics depending on where they are placed. The aim of this study is to assess whether there is a difference in ventilatory mechanics when performing the prone maneuver with a thoraco-abdominal cushion or a modified lateral cushion, based on measurements from electrical impedance tomography (EIT), gasometric data, and parameters of mechanical ventilation.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SUPPORTIVE_CARE
Masking
NONE
Enrollment
12
Prone position with cushions positioned laterally on the chest, abdomen, and pelvis
Hospital de Clínicas de Porto Alegre
Porto Alegre, Rio Grande do Sul, Brazil
RECRUITINGLung recruitment
Change in ventilation of dorsal regions of lung (%) assessed by electrical impedance tomography
Time frame: 1 hour before prone - 2 hours before supine
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