chronic cholecystitis
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1) 18 years old = age =70 years old, regardless of gender or ethnicity; 2) Laparoscopic cholecystectomy under elective general anesthesia; 3) ASA?~? grade; 4) Suitable for regional anesthesia; 5) Agree to participate in the study and sign the informed consent;
Exclusion criteria
Exclusion criteria: 1) Allergic to the investigational drug or to local anesthetic drugs; 2) A history of opioid abuse; 3) There is skin infection at the site of blocked puncture; 4) Suffering from peripheral neuropathy; 5) Abnormal coagulation function, i.e. prothrombin time or activated partial prothrombin time exceeds the standard value, or the International Normalized ratio (INR) is greater than 1.4, or the platelet count is less than 80 x 10^9/l; 6) Severe renal function impairment (kidney replacement therapy required); 7) Severe liver function impairment (Child-Pugh grade C); 8) Patients and their families request analgesic pumps; 9) The attending physician or researcher considers that there are other circumstances that are not suitable for participation in this study;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| VAS; | — |
Secondary
| Measure | Time frame |
|---|---|
| Intraoperative doses of opioids were administered;Salvage analgesics were used within 24 hours after surgery;Postoperative NRS pain score;Sleep disruption due to pain;First walking time;Incidence of postoperative adverse reactions such as nausea, vomiting, dizziness and urinary retention;Incidence of local anesthesia poisoning;The incidence of nerve block complications such as infection, bleeding and nerve injury at puncture site; | — |
Countries
CHINA
Contacts
Department of Anesthesiology, People's Hospital of Ningxia Hui Autonomous Region