Coracoacusis is a condition in which the collar and back are highly tonic, causing the body to bend backwards like an arch. The condition is often seen in spasticity and tetanus, as well as hydrocephalus, meningitis, subarachnoid hemorrhage, tetanus, or the application of antipsychotic phenothiazine system, etc., which can lead to infant’s coracocephaly. First, how to determine the infant coracocele infant coracocele can be judged according to the medical history, symptoms and clinical examination. If there are diseases such as tetanus or epidemic cerebrospinal meningitis, or there is a history of poorly disinfected umbilical cord, postpartum infection and surgical history, and the infant has prodromal symptoms such as weakness, headache, difficulty in swallowing and uncomfortable head and neck rotation, or the infant initially has difficulty in chewing and painful straightening, followed by symptoms such as difficulty in opening mouth, bitter smile, difficulty in swallowing, straightening of neck and difficulty in breathing, etc. Some infants may suffer from coracoacusis after Some children may have convulsions induced by minor stimuli such as bright light, wind, sound and vibration, etc. Then, we need to highly suspect the presence of keratoconus. In this case, the following tests can be done to confirm the diagnosis: 1. physical examination: visual examination can show that the child has closed teeth, tense facial muscles and hyperflexion of upper limbs; 2. other tests: such as meningeal irritation test, blood routine and cerebrospinal fluid test, etc. can clarify the cause and condition. Once infants are found to have coracocele, they need to be actively treated as follows: 1.Causal treatment: for coracocele caused by tetanus, epidemic meningitis and other diseases, primary diseases such as tetanus need to be actively treated; 2.TCM treatment: commonly used tiannanxing and hemihsia, divided into equal parts, add ginger juice and bamboo leach to instill a penny, while baking the hall of the seal or applying acupuncture acupuncture points such as Fengchi and Hegu and other acupuncture points. The prevention of infantile corns is mainly the prevention of cerebral palsy and tetanus, as follows: 1, prevention of cerebral palsy (1) actively carry out early prenatal diagnosis and eugenics education; (2) prevent preterm birth, obstructed labor, and do a good job of handling difficult fetuses; (3) after the birth of newborns should be strengthened care, reasonable feeding, in order to prevent brain infection, cerebrovascular disease and other conditions. 2. Prevention of tetanus (1) Active immunization: injection of tetanus toxoid as antigen is the most effective, reliable and economical prevention method; (2) Passive immunization: subcutaneous or intramuscular injection of tetanus antitoxin serum within 24 hours after the occurrence of trauma.