None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: American Society of Anesthesiologists Body Rating Classifications I, II, III Patients over 18 years old and 80 years old who agreed to participate in the study Patients undergoing knee joint replacement surgery
Exclusion criteria
Exclusion criteria: Patients with infection at the site of blockade Patients with chronic opiate dependence Patients with pathological obesity (BMI> 35) Patients with a preceding neurological deficit Bleeding patients Patients with allergy to ropivacaine, naloxone Patients with Uncontrolled Diabetes pregnant woman A psychiatric problem Patient rejection
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pain relief period | — |
Secondary
| Measure | Time frame |
|---|---|
| Satisfaction score;Side effect | — |
Countries
Korea, Republic of
Contacts
Dong-A University Hospital