hip arthroplasty
Conditions
Interventions
Group A:quadratus lumborum block group: body weight (30- <50kg), injection 0.4% ropivacaine 20 ml, containing dexmedetomidine 20 micrograms and dexamethasone 5 mg
body weight (50- <75kg), injection 0.4% ropivacaine 25 ml, containing dexmedetomidine 25 micrograms and dexamethasone 5mg
body weight (75- <100kg), injection 0.4%
Group B:matched volume saline injection
Sponsors
The First People's Hospital of Foshan
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: Patients undergoing unilateral total hip arthroplasty for hip arthritis or femoral head necrosis older than 18 years
Exclusion criteria
Exclusion criteria: ASA IV-V, with a body weight of 100 kg, allergic to topical anesthetics, study drug intolerance, psychiatric patients, topical skin infections at the puncture site, peripheral neuropathy, Clotting disorders, opioid abuse, chronic pain patients, severe liver and kidney dysfunction, low educational attainment can not use PCA or can not cooperate with VAS score
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| VAS score at rest after operation; | — |
Secondary
| Measure | Time frame |
|---|---|
| TIME up and go test;VAS score at dynamic after operation;Morphine consumption;Patient satisfaction;side effects;Postoperative complications;bradycardia and hypotension occurred during operation; | — |
Countries
China
Contacts
Public ContactHanbing Wang
The First People's Hospital of Foshan
Outcome results
None listed