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In this study, the median paratracheal force for occluding the upper esophagus are evaluated in anesthetized and paralyzed patients using the up-and-down technique.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Different paratracheal force | Experimental | Esophageal occlusion is assessed by inserting an esophageal stethoscope under different paratracheal forces. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Application of paratracheal force | Other | An esophageal stethoscope is inserted into the upper esophagus under the application of different paratracheal force in anesthetized and paralyzed patients. |
| Measure | Description | Time Frame |
|---|---|---|
| Median paratracheal force | Esophageal occlusion is evaluated under different paratracheal force by inserting the esophageal stethoscope | During 1 min after the completion of anesthesia induction |
| Measure | Description | Time Frame |
|---|---|---|
| The 95% paratracheal force | Esophageal occlusion is evaluated under different paratracheal force by inserting the esophageal stethoscope | During 1 min after the completion of anesthesia induction |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| SMG-SNU Boramae Medical Center | Seoul | South Korea |
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Paratracheal force for occluding the upper esophagus is evaluated using the up-and-down sequential method.
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Participant: masked because the intervention is applied after anesthesia induction Care provider who inserts an esophageal stethoscope under a certain paratracheal force: masked. The amount of applied paratracheal force is not shown to this investigator
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