Postoperative analgesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1) Age ranging from 18 years to 70 years old, either male or female. 2) Daytime inpatients undergoing laparoscopic surgery. 3) American Society of Anesthesiologists (ASA) classification levels I - IIA. 4) Able to understand the research process and the use of pain scales. 5) The subjects have no contraindications to the study drug. 6) Clearly understand and voluntarily participate in this study, and sign the informed consent form.
Exclusion criteria
Exclusion criteria: 1) Previous history of neurological disorders or chronic pain syndromes (defined as reflex sympathetic dystrophy or complex regional pain syndrome). 2) History of drug allergy to the study medication. 3) Severe respiratory diseases, cardiovascular and cerebrovascular diseases, mental or cognitive impairments that prevent patients from adhering to the study protocol. 4) History of drug or alcohol abuse, or chronic use of opioids (more than 3 months or a daily morphine equivalent of more than 5 milligrams per day for 1 month). 5) Pregnant women.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Postoperative pain assessment (NRS); | — |
Secondary
| Measure | Time frame |
|---|---|
| Recovery analgesia; | — |
Countries
China
Contacts
Jining Medical College Affiliated Hospital