colorectal cancer
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Aged 40-80 years, BMI 18-30 kg/m2 ASA I-III, scheduled for radical resection of colorectal caner under general anesthesia
Exclusion criteria
Exclusion criteria: Allergy to ropivacaine, BMI>40kg/m2 before operation,puncture site infection, recent use of antipsychotic drugs, alcoholism, or drug abuse, language communication handicapped, ultrasound showed that the anatomical structure was not clear
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visual analogue pain scale (VAS);intraoperative remifentanil consumption; | — |
Secondary
| Measure | Time frame |
|---|---|
| intraoperative propofol consumption;the variation of blood pressure and heart rate before and after incision;anus exhaust time;postoperative analgesia satisfaction score;Postoperative hospital stay;the first time to get out of bed; | — |
Countries
China
Contacts
The Second Affiliated Hospital of Nanchang University