Knee bone fracture usually takes at least about 1 month to walk normally, some patients need more time, can not be generalized. Knee fracture refers to a mild fracture of the knee, the fracture is fissure-like changes, the fracture ends are not displaced, knee fracture is usually treated conservatively, such as knee cast or brace external fixation braking, in most cases about a month the fracture can be healed. It is only at this time that you can walk normally. Although the fracture is one of the lightest types of fracture, premature activity may aggravate the fracture, or in severe cases, cause the fracture to displace, which may require not only extended rest, but also surgery. Patients with a knee fracture are advised to have regular follow-up appointments and to walk on the ground as directed by their doctor.