One lung ventilation is anesthesia used in thoracic surgeries where patient is ventilated on one lung whereas other one is allowed to collapse.
One lung ventilation is used for
-For improving surgical access
-For protecting healthy lung from being contaminated during surgery of diseased one
-Independent lung ventilation by two ventilators when one lung is diseased and other is normal
One lung ventilation can be achieved by
- A double lumen tube
- A bronchial blocker
- Single lumen tube inserted beyond the carina [carina is a cartilaginous ridge within the trachea that runs anteroposteriorly between the two primary bronchi at the site of the tracheal bifurcation ]
[...] for short periods of time but for most VATS procedures a general anesthesia is with controlled one lung ventilation is a [...]