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Zapping kidney nerves: a Needle-Free hope for high blood pressure?

NCT ID NCT07664787

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This pilot study tests a new device that uses radiofrequency energy to calm overactive kidney nerves, which can drive high blood pressure. Twenty adults with untreated mild hypertension will either get the real procedure or a sham (fake) one. The main goal is to see if the real treatment safely lowers 24-hour blood pressure more than the sham at 3 months.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Six-channel radiofrequency ablation system (device) for renal denervation
What this could lead to
If successful, this could offer a drug-free alternative to control early-stage high blood pressure, potentially reducing long-term medication needs.
What could go wrong
This is a very small pilot study (20 people) with no phase, so results are preliminary. The procedure involves risks like bleeding or vessel damage, and it may not lower blood pressure enough to be worthwhile.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 20 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Jul 2026

An estimate. Start dates often move.

Expected to finish

Dec 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 65 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Male or female, aged 18 to 65 years inclusive 2. Hypertension duration longer than 3 months 3. Hypertensive subjects who have been stopped taking antihypertensive drugs continuously and stably for at least 4 weeks or who do not take antihypertensive drugs , with office systolic/diastolic blood pressure still ≥140/90 mmHg and \<160/100 mmHg, and 24-hour ambulatory mean systolic /diastolic pressure ≥130/80 mmHg and \<140/90 mmHg; 4. The subject or his/her legal representative fully understands the content of the informed consent form for this trial and voluntarily signs the written informed consent form. Exclusion Criteria: 1. Pregnant or breastfeeding, or planning pregnancy during the study. 2. Renal artery anatomy unsuitable for ablation (e.g., ≥50% stenosis, renal artery aneurysm, malformation, renal artery diameter \<3 mm, or treatable segment length \<20 mm). 3. Subjects with a solitary kidney, prior renal transplantation, or requiring dialysis or eGFR\<40mL/min/1.73m2。 4. Other secondary hypertension not related to kidney disease (such as primary aldosteronism, pheochromocytoma/paraganglioma, Cushing's syndrome, thyroid disease, aortic coarctation, monogenic hypertension, renovascular hypertension, etc.). 5. Allergic to contrast agents. 6. Major surgery or trauma within 1 month before enrollment; acute coronary syndrome within 6 months; or planned surgery or cardiovascular interventional therapy within the next 6 months. 7. Orthostatic hypotension. 8. Type 1 diabetes mellitus. 9. History of bleeding diathesis and haematological disorders or coagulopathy 10. History of thromboembolic event within 6 months. 11. History of stroke or transient ischemic attack (TIA) within 6 months. 12. Severe peripheral arterial disease or unstable abdominal aortic aneurysm. 13. Severe valvular heart disease or anticipated need for surgical valve replacement during the study period. NYHA Class III/IV heart failure at screening or hospitalization for exacerbation of chronic heart failure within the past six months. 14. History of ventricular fibrillation, polymorphic ventricular tachycardia within six months, or prior implantation of an implantable cardioverter-defibrillator (ICD) or pacemaker. 15. Concomitant severe diseases that may interfere with study participation or affect survival, such as malignancy or AIDS. 16. Acute or severe systemic infection. 17. Other conditions deemed unsuitable for participation by the investigator.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

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  1. The official record

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