Benefits：

Since 2012-4-15, we have treated 35 patients, amount to 152 sections, follow-up after 3 month, the open door axial side bone groove healing rate was 91% (Jhon M Rhee reported it was 55% when 3 months, and 77% when 6 months, and 12 months is 93%); possible reasons: Neulen has a better supporting effect.