Chronic subdural hematoma is a common disease in neurosurgery. It mostly occurs in middle-aged and elderly people.

In severe cases, it may lead to brain tissue atrophy, necrosis, and even life-threatening. Liu Aihua led the team to carry out the first minimally invasive interventional embolization of EVAL liquid glue through the middle meningeal artery in Ningxia. The patient's intractable headache symptoms disappeared, and the condition good.