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Efficacy and Safety of Renal Denervation on Isolated Diastolic Hypertension
Sponsor: Shanghai 10th People's Hospital
Summary
This study aims to evaluate the efficacy and safety of renal denervation (RDN) in patients with isolated diastolic hypertension (IDH). The randomized, double-blind, sham-controlled, multicenter clinical trial will recruit 124 participants (62 in the treatment group and 62 in the sham control group) to assess changes in mean 24-hour ambulatory diastolic blood pressure over a 6-month follow-up period. The study is expected to provide evidence for the use of RDN as a treatment for IDH.
Official title: Efficacy and Safety of Renal Denervation on Isolated Diastolic Hypertension: A Multicenter, Double-Blind, Randomized, Sham-Controlled Clinical Trial
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
124
Start Date
2026-01-01
Completion Date
2028-07-31
Last Updated
2026-02-02
Healthy Volunteers
No
Conditions
Interventions
Renal Denervation
Renal denervation (RDN) was performed using radiofrequency ablation in the cardiac catheterization laboratory equipped with a digital subtraction angiography (DSA) system. Under intravenous anesthesia, femoral artery access was obtained and a renal denervation sheath was advanced. An ablation catheter was then introduced to both renal arteries, and ablations were applied across four quadrants to achieve circumferential denervation. Throughout the procedure, vital signs were continuously monitored, and vasodilators or anticholinergics (e.g., nitroglycerin, atropine) were prepared to prevent vascular spasm or related complications. After completion, the femoral access site was closed and compressed, and patients were returned to the ward following stabilization of vital signs.
Renal Angiography
Renal angiography was performed under intravenous anesthesia via femoral artery access, and the procedure lasted approximately 1 hour to simulate the duration of active RDN.
Locations (1)
Department of Cardiology, Shanghai Tenth People's Hospital
Shanghai, Shanghai Municipality, China