Horseradish peroxidase was used to label the regenerative axons of peroneal nerves 4 or 9 weeks after epineurial or Perineurial suture or nerve grafting in sciatic nerves in rats.
According to the assessment criterion of single nerve function issued by Gu, the excellent and good rate in epineurial and fascicular neurorrhaphy was 52.9% and 83.3%, respectively.