Femur fracture healing internal fixation taken out will generally increase blood circulation. Femur fracture generally one year after the fracture healing, you can remove the internal fixation, remove the internal fixation plate on the periosteum will be relieved of the local pressure, the periosteum of the local blood circulation has been improved, the nail holes in the site will increase the circulation of the new bone growth into new bone, so that the bone grows more strong. In case of intramedullary nail fixation, removing the internal fixation will improve the blood circulation in the medullary cavity, which will be more helpful for the bone recovery. After the removal of the internal fixation, avoid strenuous exercise to avoid re-fracture of the nail hole, and keep the bone for at least 4~6 weeks. If you need to go down to the ground with crutches, avoid full weight bearing. After the femur fracture is healed, the internal fixation will increase the local blood circulation. After the internal fixation is removed, you should follow the doctor’s instruction to exercise or take care of your daily life, and consult the doctor in time if you have any discomfort.