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The Effect of Alfentanil on the Lower Esophageal Sphincter During Anesthesia Induction - a Study in Volunteers
This study evaluates the effects of adding an opioid (alfentanil) during anesthesia induction with respect to the barrierpressure in the esophagogastric junction. The secondary aim was to investigate whether the effect of cricoid pressure influences the barrierpressure.
Details
| Lead sponsor | Region Örebro County |
|---|---|
| Phase | Phase 4 |
| Status | COMPLETED |
| Enrolment | 17 |
| Start date | 2010-09 |
| Completion | 2010-10 |
Conditions
- Lower Esophageal Sphincter
Interventions
- alfentanil
- saline
Primary outcomes
- Changes in barrierpressure (in mmHg) in the area of the lower esophageal sphincter. — 1 min after the application of the induction agent (propofol)
Pressure variations in the lower esophageal sphincter will be measured continuously during the whole study. Registrations will be saved in the computer-software. Predetermined time points will be marked on the registrations for later evaluation.
Countries
Sweden