Hip joint disease
Conditions
Interventions
High-volume group:40 ml of 0.375% ropivacaine and 5mg of dexamethasone is administered when pericapsular nerve group (PENG) block is performed.
Regular-volume group:20 ml of 0.375% ropivacaine and 5mg of dexamethasone is administered when pericapsular nerve group (PENG) block is performed.
Sponsors
The Third Affiliated Hospital of Chongqing Medical University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Aged >= 18 years; 2. ASA physical status 1-3; 3. Weight 45-90 kg; 4. Primary unilateral total hip arthroplasty through posterolateral approach; 5. Coagulation function normal, no contraindication of regional anesthesia and spinal anesthesia; 6. Ability to report symptoms to researchers reliably.
Exclusion criteria
Exclusion criteria: 1. The patient refused; 2. Had a history of allergic reaction to local anesthetics; 3. Had infection near the puncture point; 4. Dementia or cognitive impairment; 5. Moderate or above anemia; 6. Pregnancy; 7. Chronic pain, and long-term intake of opioid analgesics.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Dynamic VAS pain score at 6 hours postoperatively; | — |
Secondary
| Measure | Time frame |
|---|---|
| Dynamic VAS pain score at 24, 48 hours postoperatively;The rest pain scores at 6 hours, 24 hours and 48 hours postoperatively;Postoperative sensory block of lower limbs;Motor function of lower limbs on postoperative side;Postoperative opioid breakthrough consumption; | — |
Countries
China
Contacts
Public ContactZhaohui Chen, Qiansong Wang
The Third Affiliated Hospital of Chongqing Medical University
Outcome results
None listed