Objective To analyze the cause of constipation of elderly patients with thighbone fracture in order to reduce the incidence of constipation.Methods We gave psychological nursing,activity instruction to 42 elderly patients with thighbone fracture and helped them to form a habit to defecate at fixed time.Results Twelve patients defecated one time every one to two days,Ten patients began to defecate on the second day.26 patients defcated at fixed time.Four patients(9.5%)showed constipation and the symptoms alleviated after use of glycerine enema.Conclusions Selective nursing could settle the problem of constipation for elderly patients with thighbone fracture.It could reduce the pain of patients and promote their rehabilitation.