Effects of Dexmedetomidine Used in Continuous Thoracic Paravertebral Blocks

• Status: Completed
• Trial end date: 2015-09-01
• Target enrollment: 0
• Participant gender: All

Summary

The purpose of this study is to explore the effectiveness of dexmedetomidine as an adjunctive analgesic, used in ultrasound-guided continuous thoracic paravertebral blocks for Post-thoracotomy Pain Syndrome(PTPS).

• Phase: Phase 4
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Weifeng Tu
• Treatments: Anesthetics; Dexmedetomidine; Ropivacaine

Criteria

Inclusion Criteria:

1. ASA Ⅰ～Ⅲ patient undergoing thoracotomy;

2. Written informed consent from the patient or the relatives of the participating patient.

3. BMI:18～25kg/m2

Exclusion Criteria:

1. Mental illness;

2. Epidural anesthesia or thoracic paravertebral blocks contraindicated;

3. People who have Slow-type arrhythmias or hypotension;

4. People who have lung infection or sleep apnea syndrome;

5. People who have chronic renal failure;

6. Alcohol or drug abuse;

7. Already taking gabapentin, pregabalin, benzodiazepin or antidepression drug;

8. Local anesthetics allergy;