Clinical trials: Posterior Circulation
Chronic Rhinitis
Effects of Radiofrequency Ablation of Posterior Nasal Nerves on Inflammatory Cytokines, Peak Nasal Inspiratory Flow, and Nasal Blood Flow in Patients With Chronic Rhinitis
The purpose of this study is to assess the effectiveness of radiofrequency ablation (RFA) of the posterior nasal nerve (PNN) in chronic rhinitis (CR) patients by comparing patient reflective total nasal symptom score (rTNSS) and…
- Trial name
- NCT05648565
- Testing
- Radiofrequency ablation (RFA)
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- The University of Texas Health Science Center, Houston
Pain, Low Back Pain
Changes in Cerebral Blood Flow in Patients Treated With Spinal Cord Stimulation for Low Back and Leg Pain
The primary objective of this study is to identify the brain regions in which activity is affected by SCS. Baseline cerebral blood flow scans with the device turned off will be generated compared to scans produced with the device…
- Conditions
- Pain, Low Back Pain, Leg Pain
- Trial name
- NCT00418301
- Testing
- Precision Spinal Cord Stimulation and PET Scan
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Boston Scientific Corporation