Final answer:
In the case of a knife impaled in the sternum, do not remove the knife as it can cause more harm; instead, seek immediate professional medical help. Stabilize the object and wait for emergency services to manage the situation properly.
Step-by-step explanation:
If a knife is impaled into the sternum, it is critical not to remove the knife as this may cause more damage or significant bleeding. The sternum, known as the breastbone, is part of the rib cage that protects vital organs within the thoracic cavity, including the heart and lungs. When a knife penetrates this bony structure, it may cause injury to these organs or major blood vessels. Immediate medical treatment by professionals is needed.
In such an emergency, the priority is to call emergency services and provide support to the injured individual until professional help arrives. The first responders or emergency medical personnel will stabilize the knife to prevent further movement and transport the patient to a medical facility where surgeons will safely remove the knife in a controlled environment. Pre-hospital care includes monitoring the patient for shock and ensuring they maintain a clear airway.
It is also important to note that the sternum is composed of three parts: the manubrium, body, and xiphoid process. The bony structure gradually becomes ossified with age, contributing to the thoracic stability and providing attachment points for the ribs. Any object impaled in this area requires cautious handling to prevent exacerbation of the injury.