In the clinic, there are many conditions that can cause the patient to have left lumbar pain, such as the patient due to prolonged standing, prolonged sitting, prolonged squatting or often do bending movements, or the left lumbar vertebrae area for a long time in the cold, can lead to the left lumbar muscle injury. There can be localized poor qi and blood circulation, stagnation of qi and blood stasis, and obstruction of meridians, and the patient will produce pain phenomenon, in the presence of this pain phenomenon, conservative treatment can be taken. Instruct the patient to rest in bed, give hot compresses to the left lumbar vertebrae, use orthopedic cleansing medicine, carry out localized Chinese medicine fumigation or use traditional Chinese medicine techniques to carry out localized massage. You can also apply poultices to activate blood circulation and remove blood stasis, clear the channels and dissipate knots, and eliminate wind and dampness, all of which can promote local blood circulation and accelerate the metabolism in the muscles, and can play a role in relieving pain.