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The purpose of this study was to determine the appropriate positive end-expiratory pressure (PEEP) using electrical impedance tomography (EIT) in children under general anesthesia and to investigate whether there is a difference between the supine and prone positions.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Children <= 1 years old | Experimental | Pediatric patients <= 1 years old of age scheduled for surgery in the prone position |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Exploration of optimal PEEP in supine and prone position | Other |
|
| Measure | Description | Time Frame |
|---|---|---|
| Optimal PEEP level at spine position | Optimal PEEP level (cmH2O) determination using electrical impedance tomography at supine position | 10 minutes after intubation (supine) |
| Optimal PEEP level at prone position | Optimal PEEP level (cmH2O) determination using electrical impedance tomography at prone position | 1 hour after prone positioning (prone) |
| Measure | Description | Time Frame |
|---|---|---|
| Dynamic compliance measured using Electrical impedance tomography | ventilation/pressure (ml/cmH2O) | until 1 hour after prone positioning |
| regional ventilation delay measured using Electrical impedance tomography |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Hee-Soo Kim, MD, PhD | Seoul National University Hospital | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Hee-Soo Kim | Seoul | 03080 | South Korea |
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|
ventilation time delay during one breath (no unit)
| until 1 hour after prone positioning |
| pulmonary opening pressure measured using Electrical impedance tomography | alveoli opening pressure (cmH2O) | until 1 hour after prone positioning |
| atelectasis/overdistension ratio measured using Electrical impedance tomography | The degree comparing atelectasis and overdistension (no unit) | until 1 hour after prone positioning |
| ID | Term |
|---|---|
| D016683 | Supine Position |
| D016684 | Prone Position |
| ID | Term |
|---|---|
| D011187 | Posture |
| D009142 | Musculoskeletal Physiological Phenomena |
| D055687 | Musculoskeletal and Neural Physiological Phenomena |
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