Femoral neck fractures, idiopathic femoral head necrosis, osteoarthritis of the hip
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1) Adults 20 years of age or older 2) Patients with BMI between 18.5 and 25.0 kg/m2 3) Patients with American Society of Anesthesiologists Preanesthetic Risk Assessment (ASA-PS)3 or less (ASA-PS Classification 1: No organic, biochemical, or psychiatric abnormalities. Classification 2: Mild to moderate systematic disorder. Classification 3: Severe systematic disorder. Classification 4: Severe systemic disorders that are life-threatening and cannot be cured by surgery. Classification 5: Dying.) 4) Persons who give written consent to participate in the research.
Exclusion criteria
Exclusion criteria: 1) Patients who do not meet the above selection criteria 2) Patients allergic to amide-type local anesthetics 3) Patients on anticoagulation therapy with PT-INR (Prothrombin Time International Normalized Ratio) >1.2 or on dual anti-platelet therapy (DAPT: Dual Anti-platelet therapy).(DAPT: Dual Anti-platelet therapy), excluding biazpirin monotherapy and prophylactic low molecular weight heparin therapy.DAPT (Dual Anti-platelet Therapy), excluding biazpirin monotherapy and prophylactic low molecular weight heparin therapy 4) Patients with any of the contraindications listed in the package insert. 5) Patients with moderate to severe hepatic dysfunction 6) Patients with arrhythmia requiring pacemaker insertion 7) Patients who meet all of the "selection criteria" and none of the "exclusion criteria" among the above-mentioned eligible patients. 7) Patients who meet all of the above selection criteria and none of the exclusion criteria. 8) Patients who have refused to participate in this study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pain score (VAS scale: Visual Analogue Scale or NRS: Numerical rating scale) at 0, 2, 6, 12 (before sleep and after waking), 24, and 24 hours after surgery. | — |
Secondary
| Measure | Time frame |
|---|---|
| Number of cases requiring additional rescue analgesia (NSAIDs, weak opioid analgesics) prescribed on the ward postoperatively and the time since surgery for which the additional analgesia was requested; presence of PONV (postoperative nausea and vomiting); vital signs (max/min/average blood pressure, respiratory rate, pulse rate) upon leaving the operating room; degree of muscle weakness by manual leg muscle strength degree of muscle weakness by lower leg manual muscle strength test. Time (in days) to rehabilitation ambulation. Number of days in hospital. Presence or absence of postoperative delirium. Presence or absence of sleep disturbance. | — |
Contacts
Nihon University School of Medicine Itabashi Hospital