1. Have someone quickly call the emergency phone and seek help from the medical rescue unit.

2. Emergency examination should first check the mind and breathing, then touch the pulse, listen to the heartbeat, and then check the pupils. If possible, measure blood pressure. Check for local changes such as trauma, bleeding, fractures, and deformities. Based on the patient's condition, take targeted temporary emergency measures such as artificial respiration, cardiac compression, hemostasis, bandaging, and fixation.

3. Following the principle of "saving lives first, saving limbs later", priority should be given to treating life-threatening visceral injuries such as craniocerebral injury, chest injury, liver and spleen rupture, and then to treating injuries such as limb bleeding and fractures.

4. If the injured person bleeds, necessary hemostasis and bandaging should be performed.

5. Gently examine the patient and, if necessary, cut open their clothes to avoid sudden movement that increases the patient's pain.

Here, the editor reminds you that in order to prevent various accidents caused by punching, shearing and pressing machinery, our punching, shearing and pressing machinery manufacturers should try their best to install safety gratings, safety light curtains, and photoelectric protection devices. At the same time, shearing and pressing workers must strictly comply with safety technical operating procedures. Before using the machinery, we must check whether the safety gratings are in normal operation.