None
Conditions
Interventions
Group B:Lumbosacral plexus combined with lateral femoral cutaneous nerve block using 0.15% ropivacaine with 4 µg/kg hydromorphone (total volume 40 mL)
Group C:Fascia iliaca compartment nerve block performed with 0.2% ropivacaine combined with hydromorphone 4 µg/kg (total volume 40 mL)
Group A:Lumbosacral plexus combined with lateral femoral cutaneous nerve block using 0.2% ropivacaine with 4 µg/kg hydromorphone (total volume 40 mL)
Sponsors
Hainan General Hospital
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1.Patients scheduled to undergo hip arthroplasty; 2.Age: >=18 years; 3.Body mass index (BMI): 18–28 kg/m^2; 4. American Society of Anesthesiologists (ASA) physical status classification ?–? 5. Ability to communicate normally; 6.Complete clinical data 7.Voluntary participation and signed informed consent.
Exclusion criteria
Exclusion criteria: 1.Presence of contraindications to combined spinal-epidural anesthesia or fascia iliaca compartment block 2.Allergy to ropivacaine or hydromorphone 3.Preoperative cognitive impairmen 4.Severe hepatic or renal dysfunction 5.Long-term use of opioid analgesics 6.Participation in any drug clinical trial within 1 month prior to screening 7.Any other condition deemed by the investigator as inappropriate for participation in this trial 8.Refusal to participate in this study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Postoperative pain intensity;The incidence of rescue analgesia within 72 hours postoperatively and the time to first rescue analgesic requirement.; | — |
Secondary
| Measure | Time frame |
|---|---|
| Incidence of adverse reactions;Postoperative rehabilitation-related parameters;Analgesia-related parameters; | — |
Countries
China
Contacts
Public ContactGao Wei
Hainan General Hospital
Outcome results
None listed