None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: ? Patients undergoing foot and ankle surgery (including internal fixation of foot and ankle fracture,orthomorphia of hallux valgus, debridement and suture of foot and ankle skin, etc.) and requiring the use of lower limb tourniquet during the operation; ? Patients aged 18-60 years old; ? American Association of Anesthesiologists (ASA) grade I-II; ? Sign informed consent;
Exclusion criteria
Exclusion criteria: ? have serious heart, lung, liver, renal dysfunction and immune system diseases; ? All kinds of antioxidant and anti-inflammatory drugs were not stopped one week before surgery; ? contraindications of peripheral nerve block; ? Patients allergic to ciprofol, propofol and other narcotic drugs; ? Tourniquet use time < 40 min; ? Patients with intraoperative changes in anesthesia mode; ?BMI = 30 kg/m2 ;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| blood pressure;heart rate;BIS; | — |
Secondary
| Measure | Time frame |
|---|---|
| malondialdehyde;Superoxide dismutase;Tumor necrosis factor; | — |
Countries
China
Contacts
Southern District of the First Affiliated Hospital of University of science and technology of China