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The primary purpose of this study is to investigate the effect of pneumoperitoneum on the continuous and non-invasive hemoglobin monitoring during laparoscopic gastrectomy
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| High CO2 group | Experimental | end tidal CO2 : 40-45 mmHg |
|
| Low CO2 group | Placebo Comparator | end tidal CO2 : 30-35 mmHg |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| High end-tidal CO2 | Other | maintaining of end-tidal CO2 with the range of 40-45 mmHg |
| |
| Measure | Description | Time Frame |
|---|---|---|
| difference between SpHb value and SaHb value (SpHb - SaHb) | SpHb value is measured by co-oxymetry, and SaHb value is measured by blood sampling. | from the start of anesthesia to the end of anesthesia, an average 2 hours |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Anesthesiology and Pain Medicine, Ajou University School of Medicine | Suwon | Seoum | South Korea |
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| ID | Term |
|---|---|
| D013274 | Stomach Neoplasms |
| ID | Term |
|---|---|
| D005770 | Gastrointestinal Neoplasms |
| D004067 | Digestive System Neoplasms |
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
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| Low CO2 group |
| Other |
maintaining of end-tidal CO2 with the range of 30-35 mmHg |
|
| D004066 |
| Digestive System Diseases |
| D005767 | Gastrointestinal Diseases |
| D013272 | Stomach Diseases |