Legal analysis: Injury appraisal (injury examination) should be carried out by the public security agency entrusting relevant qualified appraisal institutions, so that the judicial appraisal opinions issued have strong probative power and can be used as evidence for conviction and sentencing in criminal cases. . The results of going to the hospital privately for an injury examination will not be accepted by the prosecutorial office and the court.

Legal basis: Article 146 of the "Criminal Procedure Law of the People's Republic of China" When in order to ascertain the facts of the case and it is necessary to solve certain specialized problems in the case, a prosecutor shall be appointed or hired. Identification by someone with specialized knowledge.

Article 147 of the "Criminal Procedure Law of the People's Republic of China" After conducting an appraisal, the appraiser shall write down the appraisal opinion and sign it. If an appraiser intentionally makes a false appraisal, he shall bear legal liability.