None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients performing one spinal level OLIF surgery. age 20 to 75 years old American Society of Anesthesiologists (ASA) physical status of 1–3
Exclusion criteria
Exclusion criteria: Previous spinal surgery Bleeding tendency or anticoagulation Allergic reaction to the contrast agent Allergic reaction to the local anesthetic agent Chronic usage of narcotic painkillers Functional conditions that are unable to walk due to paralysis of the lower extremities Impossible to assess pain due to communication difficulties If the patient refuses or does not agree to participate Severe liver disease, kidney disease, arrhythmia patients (risks for using ropivacaine)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Numeric rating scale of pain | — |
Secondary
| Measure | Time frame |
|---|---|
| Opioid consumption;6m gait speed | — |
Countries
Korea, Republic of
Contacts
POHANG STROKE AND SPINE HOSPITAL