Refuse to participate Do not sign an informed consent Unable to perform nerve block With combined injuries With pathological fracture Bilateral fracture surgery Prosthetic fracture Twice or more hip fracture surgeries Hip fracture surgery complicated with other surgeries Bone cement fixation Cerebral stroke recently (<3 months) Complicated with active heart disease (unstable angina, acute myocardial infarction, recent myocardial infarction; decompensated heart failure; symptomatic arrhythmia; severe mitral or aortic stenotic heart disease) Acute respiratory failure