What should be done to manage significant arterial bleeding?

To manage significant arterial bleeding effectively, the application of a tourniquet is a critical intervention. A tourniquet works by applying direct pressure to an artery, thereby constricting the blood flow to the affected area and addressing the hemorrhage more effectively than other methods. This is particularly important for arterial bleeding, which can lead to rapid blood loss and jeopardize the patient’s life if not managed promptly.

In cases of severe bleeding where direct pressure or elevation is insufficient to control blood loss, a tourniquet is commonly used in emergency situations. It is most effective when applied above the wound site and tightened until bleeding stops.

While other methods such as using a cold compress can provide some degree of hemostatic effect (by constricting blood vessels), they are not as decisive or reliable as a tourniquet for addressing significant arterial bleeding. Similarly, administering pain medication does not address the immediate threat to life from severe blood loss, and elevating the limb may be beneficial in some situations but is far less effective in controlling arterial hemorrhage.

Thus, the tourniquet is the preferred method when faced with significant arterial bleeding, as it effectively halts blood loss and buys time until further medical treatment can be rendered.