Retroperitoneoscopic Surgery
Conditions
Interventions
Group R:Patients in group R received quadratus lumborum block with 0.375% ropivacaine 30 ml and were infused with 50 ml of saline.
Group RD:Patients in group RD received quadratus lumborum block with 1 µg/kg dexmedetomidine combined with 0.375% ropivacaine 30 ml and were infused with 50 ml of saline.
Group RDiv:Patients in group RDiv received quadratus lumborum block with 0.375% ropivacaine 30 ml and were infused with 1 µg/kg of dexmedetomidine mixed with 50 ml of saline
Sponsors
Department of Anesthesiology, Affiliated Hospital of Xuzhou Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 75 Years
Inclusion criteria
Inclusion criteria: 1. Age 18~75 years old; 2. ASA I-III level; 3. BMI 18.5~30.0 kg/m2
Exclusion criteria
Exclusion criteria: 1. contraindications of regional nerve block, such as local infection at the puncture site or severe coagulation disorders; 2. allergies to any drugs used in this trial; 3. severe preoperative complications, such as cardiovascular and cerebrovascular diseases, respiratory diseases, abnormal function of liver and kidney, or diabetes; 4. history of chronic pain; long-term opioid, hormones or non-steroidal drugs therapy; 5. inability to communicate normally, including hearing impairment, language comprehension impairment, mental illness, etc.; 6. bradycardia; 7. involvement in other studies.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| duration of analgesia; | — |
Secondary
| Measure | Time frame |
|---|---|
| VAS scores;mean arterial pressure;heart rate;intraoperative consumption of propofol;intraoperative consumption of remifentanil;effective pressing times of PCIA;the consumption of sufentanil of PCIA;the number of patients with remedial anagesia;QoR-15 scores;postoperative adverse reactions; | — |
Countries
China
Contacts
Public ContactZhao Linlin
Department of Anesthesiology, Affiliated Hospital of Xuzhou Medical University
Outcome results
None listed