Study Status: Completed
Recruit Status: Completed
Study Type: Observational
Official Title: Perioperative Change of Regional Ventilation During Spontaneous Breathing
Brief Summary: Perioperative changes in regional ventilation by pulmonary electrical impedance tomography and spirometry will be investigated in patients at risk for postoperative pulmonary complications. Those patients undergo abdominal and limb operations. In a pilot study arm electrical impedance tomography is tested in patients receiving osteosynthesis of serial rib fractures.