The research was carried out to find out statistic on depth frozen storage of skull bones for transplant autologous tissue at the laboratory - Hanoi Medical University from January 2/2002 to 12/2010. The results showed that total number of preservation: 3587, in which 2835 patients were male, accounting for 79percent, female: 746 patients, accounting for 20.8percent, with 3031 patients from 18 to 60 years old, accounting for 84.5percent. More than 90percent of patients with bone preservation is traumatic brain injury. There are 38 hospitals sent skull to be preserved in the laboratory. There were 2.217 (up 61.8percent) bones were returned to' transplant for patients. There are 1632 (73.6percent) patients with bones were returned to transplant in 3 to 6 months. Number of cases preservation is increasing, especially in working-age men.