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This study aimed to investigate the differences in positive end-expiratory pressure titration in the supine and prone positions by age in pediatric patients under 17 years of age who received general anesthesia and then evaluate the hemodynamic stability.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Experimental arm | Experimental | All patients will be enrolled in the same arm. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| ventilation strategy | Other | Titrating positive end-expiratory pressure |
|
| Measure | Description | Time Frame |
|---|---|---|
| Optimal positive end-expiratory pressure (PEEP) | result of decremental PEEP trial | 10 minutes after intubation |
| Optimal positive end-expiratory pressure (PEEP) | result of decremental PEEP trial | 60 minutes after prone positioning |
| Measure | Description | Time Frame |
|---|---|---|
| Impedance tidal variation | respiratory parameters measured by Electrical Impedance Tomography (EIT) device | 10 minutes after intubation |
| Impedance tidal variation | respiratory parameters measured by EIT device |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Hee-Soo Kim, M.D., Ph.D. | Contact | 02-2072-3664 | dami0605@snu.ac.kr |
| Name | Affiliation | Role |
|---|---|---|
| Hee-Soo Kim, MD.Ph.D. | Professor | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Seoul National University Hospital | Recruiting | Seoul | South Korea |
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| 60 minutes after prone positioning |
| regional respiratory system compliance | respiratory parameters measured by EIT device | 60 minutes after prone positioning |
| regional respiratory system compliance | respiratory parameters measured by EIT device | 10 minutes after intubation |
| overdistension or atelectasis | respiratory parameters measured by EIT device | 10 minutes after intubation |
| overdistension or atelectasis | respiratory parameters measured by EIT device | 60 minutes after prone positioning |
| end-expiratory lung volume | respiratory parameters measured by EIT device | 10 minutes after intubation |
| end-expiratory lung volume | respiratory parameters measured by EIT device | 60 minutes after prone positioning |
| end-expiratory lung impedance | respiratory parameters measured by EIT device | 10 minutes after intubation |
| end-expiratory lung impedance | respiratory parameters measured by EIT device | 60 minutes after prone positioning |
| regional ventilation delay | respiratory parameters measured by EIT device | 10 minutes after intubation |
| regional ventilation delay | respiratory parameters measured by EIT device | 60 minutes after prone positioning |
| center of ventilation | respiratory parameters measured by EIT device | 10 minutes after intubation |
| center of ventilation | respiratory parameters measured by EIT device | 60 minutes after prone positioning |
| vital signs | blood pressure (mmHg) | 10 minutes after intubation |
| vital signs | blood pressure (mmHg) | 60 minutes after prone positioning |
| vital signs | oxygen saturation (%) | 10 minutes after intubation |
| vital signs | oxygen saturation (%) | 60 minutes after prone positioning |
| vital signs | heart rate (BPM) | 10 minutes after intubation |
| vital signs | heart rate (BPM) | 60 minutes after prone positioning |
| arterial blood gas analysis, if patients has arterial catheter | oxygen and cardon dioxide tension | 10 minutes after intubation & 60 minutes after prone positioning |