Request pdf one lung ventilation in anesthesia the purpose of one lung ventilation olv is to provide a good surgical exposure of a collapsed lung while ensuring adequate gas exchange with. In another study, which compared desflurane or propofol anesthesia in thoracic surgery patients, lev. Physiopathology and clinical management of onelung ventilation. Pdf lung isolation, onelung ventilation and hypoxaemia during. Management of onelung ventilation uf anesthesiology. Lung isolation, onelung ventilation and hypoxaemia during. Physiological effects of a lung recruiting strategy applied during one lung ventilation. One lung ventilation, 03082009 page 2 of 6 when haemorrage or infection is unilateral the isolation of the affected lung by endobronchial intubation, confers protection of the healthy lung. Double lumen tube history, types, and why i use glycopyrrolate duration. For certain operations, the provision of one lung anaesthesia is a high priority. An example of this is after a single lung transplant. Lung isolation, onelung ventilation and hypoxaemia during lung. In fact, the pa o 2 during isolated right lung ventilation is almost double that of left lung ventilation during thoracic surgery 50 x 50 schwarzkopf, k. Lung isolation is being used more frequently in both adult and paediatric age groups due to increasing incidence of thoracoscopy and videoassisted thoracoscopic surgery in these patients.
Intravenous versus inhalation anaesthesia for onelung. There are four main indications for onelung anaesthesia. Several factors, such as anesthetic agents12, vasodilators, arterial carbon dioxide tension9, manipulation of the lung7 and epidural anesthesia14, can. A familiarity with the use of these instruments and the physiology of one lung ventilation is essential to the performance of safe anesthesia. Techniques for olv there are 3 devices that can be inserted to achieve one lung ventilation. Various indications for lung isolation and one lung ventilation include surgical and nonsurgical reasons. Although olv is not mandatory for all such procedures, it almost always improves access to the operation field and expedites the process of operation. Whether mechanical ventilation causes lung injury in normal lungs and whether protective ventilation should routinely be applied in anesthesia is being debated. Request pdf one lung ventilation in anesthesia the purpose of one lung ventilation olv is to provide a good surgical exposure of a collapsed lung. One lung ventilation olv is required for a number of thoracic procedures, such as lung, esophageal, aortic, or mediastinal surgery. One lung ventilation olv is the term used in thoracic anaesthesia to describe the ability to ventilate one of a patients lungs, allowing the other one to collapse.
University of kentucky department of anesthesiology 2,587 views. Various indications for lung isolation and onelung ventilation. Approach to onelung ventilation avoidance of hypoxemia is the primary goal, and while there are no evidencebased recommendations regarding the lower limit of acceptable spo2, most practitioners try to maintain 90% or higher pao2 60 mm hg, adjusting as needed based on other comorbidities. One lung ventilation free download as powerpoint presentation. Lung isolation, onelung ventilation and hypoxaemia during lung isolation. Hypoxaemia during onelung anaesthesia bja education. A practical approach to adult onelung ventilation british journal of. Hypoxaemia is an adverse but inevitable consequence of one lung ventilation olv. Pdf arterial oxygenation during onelung ventilation. Clinical management of one lung ventilation 85 anesthesia is not without merit, as volatile anesthetics have been shown to confer attenuating effects in a model of alveolar epithelial injury 25. What is the best strategy for onelung ventilation during thoracic. Lung recruitment improves the efficiency of ventilation and gas exchange during one lung ventilation anesthesia. Alveolar recruitment maneuvers for one lung ventilation during thoracic anesthesia.