Effect of catheter tip location on the spread of sensory block produced by continuous thoracic paravertebral block: a prospective, randomized, double-blind study
Not Applicable
- Conditions
- Patients scheduled for a unilateral video-assisted thoracic surgery
- Registration Number
- JPRN-UMIN000018578
- Lead Sponsor
- iigata University Medical and Dental Hospital
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 50
Inclusion Criteria
Not provided
Exclusion Criteria
1. American Society of Anesthesiologists Physical Status over 4 2. Inability to communicate lucidly 3. Under 20 or over 80 years old 4. Body Mass Index >30 kg/m^2 5. Body weight <40 kg 6. Contraindication or allergy to drugs used in this study 7. Renal or hepatic failure 8. Pre-existing sensory disturbance of the trunk 9. Patients requiring a posterolateral thoracotomy extending within 2 cm from the catheter insertion site 10. Previous ipsilateral thoracotomy 11. Infection at the catheter insertion site 12. Intrathoracic placement of the catheter 13. Patients who are regarded ineligible by researchers with any other reasons
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method umber of anesthetized dermatomes 24 h after surgery
- Secondary Outcome Measures
Name Time Method umber of anesthetized dermatomes 2 h after surgery Spread of contrast dye injected into the paravertebral space Pain scale Sedation level Incidence of postoperative nausea and vomiting Incidence of local anesthetic systemic toxicity