Postherpetic neuralgia
Conditions
Interventions
Experimental group:Radiofrequency thermocoagulation of dorsal root ganglion under comfort treatment (sedation and analgesia)
Control group:Radiofrequency thermocoagulation of the dorsal root ganglion under local anesthesia
Sponsors
The First Affiliated Hospital of Xi'an Jiaotong University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. After healing from shingles, the pain persists for more than 1 month; 2. Age> 18 years; 3. Pain level VAS score >=5; 4. Poor pain control with oral pregabalin or opioids. 5. Willing to undergo radiofrequency surgical treatment, clinical follow-up and truthful information.
Exclusion criteria
Exclusion criteria: 1. Have a pacemaker in the body; 2. Patients with severe chronic diseases that cause extremely poor physical condition, such as debilitating patients with advanced liver cirrhosis and extensive metastasis of cancer; 3. Coagulation abnormalities; 4. Infection in the body; 5. Pregnant women.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Mean arterial pressure;Heart rate (basal, preoperative, and 1min after RF start); | — |
Secondary
| Measure | Time frame |
|---|---|
| Intraoperative pain;Complications (nausea, vomiting, decreased heart rate, dizziness, discomfort, etc.);Postoperative satisfaction; | — |
Countries
China
Contacts
Public ContactHuiyong Nie
The First Affiliated Hospital of Xi'an Jiaotong University
Outcome results
None listed