There are several possible causes of scapular pain in the back of a bent back: 1. Trauma, if the scapula has been hit by external forces, it may cause pain at the scapula. You need to consult an orthopedic clinic and check the X-ray to see if there is a fracture. If there is a fracture, try to rest in bed, activities will be limited, try not to bend over, turn over and so on to compress the fracture. If there is no fracture, the scapula may have stasis of blood due to trauma, which may cause pain and unfavorable activity at the scapula, so you can give blood circulation to activate blood stasis and relieve symptoms through acupuncture, acupuncture, massage and physiotherapy such as Chinese herbal medicine. 2. 3.Ligament damage, long time strain or exertion may cause damage to the ligament at the scapula, resulting in pain at the scapula, physical therapy can also be given to relieve symptoms.