Knee injuries should be treated according to the extent of the fall, for example, minor injuries should be treated by flushing the wound with saline, followed by disinfecting the wound with iodine povidone.
Knee injuries are more common in daily life. Knee injuries are often caused by improper exercise or sudden friction with the ground when impacted by the field.
If the knee is injured in a minor fall, rinse the wound with saline and disinfect the wound with iodophor in a timely manner. If there is sand or small stones embedded in the wound surface, it can be removed by a professional doctor using professional tools and then sterilized and bandaged.
Kneeling knee injury can not rule out the possibility of patella fracture and ligament damage, need to seek medical treatment for emergency treatment.