There is no authoritative information on how many days after the patella fracture surgery can be removed mold, usually at least 6 months, the specific time varies from person to person, can not be generalized. Patellar fracture is a common clinical knee trauma, mainly caused by external direct collision or indirect violence trauma. At present, there is no relevant authoritative information about how many days after the patella fracture surgery can remove the mold. However, in general it may take at least 6 months or so after patella fracture surgery before the mold can be removed. Secondly, due to each patient’s physical fitness, recovery, fracture degree and other factors are different, so determine how many days after patellar fracture surgery can remove the mold, need to be based on specific circumstances, can not be generalized, there are obvious individual differences. However, remember not to remove the mold too early, so as not to affect the healing of the fracture. In conclusion, after the patella fracture surgery, patients need to strengthen the daily life management, cooperate with the doctor to carry out rehabilitation training, and go to the hospital in time for follow-up, so that the doctor can understand the postoperative recovery.