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The Pringle maneuver is a surgical technique that involves clamping the hepatoduodenal ligament, which contains the portal triad, to minimize the blood loss during hepatic surgery. The portal triad consists of the hepatic artery, hepatic portal vein, and the bile duct. This technique is especially valuable in trauma patients to prevent excessive bleeding.
Explanation:
The Pringle maneuver is a surgical technique used during hepatic surgery to minimize blood loss. It involves clamping the hepatoduodenal ligament, which contains the portal triad — the hepatic artery, the hepatic portal vein, and the bile duct. These three structures run together and enter/exit the liver at the porta hepatis, often referred to as the 'gateway to the liver.'
By temporarily stopping the flow of blood, the Pringle maneuver allows surgeons to operate on the liver without excessive bleeding, making the procedure safer for the patient. In trauma patients, where rapid blood loss can have catastrophic consequences, the effective execution of this technique is particularly vital.
The 'portal triad' refers to the three key components of the hepatic portal system: a branch of the bile duct, a branch of the hepatic artery, and a branch of the hepatic portal vein. These structures work together to transport blood and bile to and from the liver.
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