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The purpose of this study is to compare peak airway pressure and gastric insufflation in Pressure-Controlled Ventilation or Volume-Controlled Ventilation with I-Gel in pediatric patient
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| PCV group | Experimental | After insertion of I-gel, mechanical ventilation of the lungs was commenced. Mechanical ventilator was set to obtain a tidal volume of 8ml/kg in pressure-controlled mode. |
|
| VCV group | Active Comparator | After insertion of I-gel, mechanical ventilation of the lungs was commenced. Mechanical ventilator was set to obtain a tidal volume of 8ml/kg in volume-controlled mode. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Pressure-controlled ventilation | Other |
| ||
| Volume-controlled ventilation |
| Measure | Description | Time Frame |
|---|---|---|
| Gastric insufflation determined by increase of cross sectional area of gastric antrum, measured by ultrasonography. | 1 min after I-gel insertion |
| Measure | Description | Time Frame |
|---|---|---|
| oropharyngeal leak pressure | 1 min after caudal block | |
| FOB grade | grade 1= only the vocal cords visible, 2= vocal cords and epiglottis visible, 3= only the epiglottis visible, 4= vocal cords and epiglottis not visible |
| Measure | Description | Time Frame |
|---|---|---|
| dynamic compliance | 1 min after end of surgery | |
| typical gurgle or whoosh sound | gastric insufflation determined by continuous epigastric auscultation | 1 min after caudal block |
Inclusion Criteria:
â‘ ASA I-II patients aged between 1 and 7 year undergoing elective urologic surgery.
Exclusion Criteria:
parent refusal
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| Other |
|
| 1 min after I-gel insertion |
| peak airway pressure | 1 min after I-gel insertion |