Anti-decubitus air cushion can effectively reduce the occurrence of decubitus ulcers, its use is as follows. 1. First of all, remove the hard objects on the bed to avoid puncturing the air cushion, such as nails and wires. 2. Place the air cushion flat on the bed and place the side with the tubular air cushion upwards, while the air inlet of the air cushion needs to be placed at the position of the patient’s feet to minimize the impact of noise on the patient. 3. A sheet should be laid flat on top of the air mattress. 4. Before inflating the air cushion, check whether the air inlet pipe is properly connected and check the power supply and working status of the air pump, which can be read in detail in the instruction manual. 5. The first inflatable air mattress generally need to be filled for 30 minutes, because different types of air mattresses inflatable time is different, it is recommended that you read the instructions in detail before inflating. Although anti-decubitus air cushion can reduce the occurrence of decubitus ulcers, but the use of anti-decubitus air cushion, but also need to be diligent to help the patient to change the position, so that the anti-decubitus ulcer effect is better.