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New device zaps nerves to tame high blood pressure

NCT ID NCT07061054

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This pilot study tests a device called the Netrod renal denervation system in 20 adults with uncontrolled high blood pressure who are not taking blood pressure pills. The device uses radiofrequency energy to calm overactive kidney nerves, which may help lower blood pressure. Researchers will check safety and blood pressure changes over three months.

What this could mean

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

Active substance
Netrod™ renal denervation system (catheter and generator)
What this could lead to
If successful, this could offer a drug-free option to control high blood pressure, reducing the need for daily medication.
What could go wrong
This is a very small pilot study with only 20 people, so results may not apply broadly. The procedure carries risks like blood vessel damage or kidney problems.

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

Apr 2026

An estimate. Start dates often move.

Expected to finish

Dec 2027

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

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

Ages

18 to 70 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. Subject with age ≥18 years or minimum age as required by local regulations and ≤ 70 years old at time of consent 2. Subject with hypertension who has an office BP of ≥ 150/90 mmHg and \< 180/110 mmHg (meet both SBP and DBP criteria) at Screening V2, and mean daytime ASBP ≥ 140 mmHg and \< 170 mmHg by 24-hour ABPM at Screening V2. 3. Willing and able to provide informed consent 4. Willing and able to comply with all study-specific visits, assessments, and requirements Exclusion Criteria: 1. 1\. Subject who is pregnant, nursing or planning to become pregnant during the course of the study 2. Subject with unilateral or bilateral renal artery that are not suitable for ablation procedure (renal artery stenosis more than 50%, renal aneurysm, renal artery abnormality, renal artery diameter \< 3 mm or treatable segment length \< 20 mm) 3. Subject with single-kidney or history of kidney transplant 4. Subject with history of renal artery intervention (Percutaneous Transluminal Angioplasty \[PTA\] or stenting) or Renal Denervation (RDN) 5. Subject with any conditions that may affect the accuracy of blood pressure (BP) measurement: such as the diameter of the upper arm is too large for the cuff, or arrhythmia, etc 6. Subject with known secondary hypertension 7. Subject with eGFR \<40 mL/min/l.73m² 8. Subject with history of hospitalization for hypertensive emergency within past year 9. Subject with type I diabetes mellitus 10. Subject with primary pulmonary hypertension 11. Subject with history of bleeding diathesis and haematological disorders or coagulopathy 12. Subject with recent history of any embolism within 6 months 13. Subject with history of coronary artery intervention, unstable angina or myocardial infarction 14. Subject with stable angina and therefore treated anti-anginal medication (betablockers, calcium antagonists, long-acting nitrates) 15. Subject with history of abdominal aortic aneurysm 16. Subject with atrial fibrillation or history of atrial fibrillation in the last 3 years or on rate or rhythm control medication for arrhythmia 17. Subject with a history of ventricular fibrillation or ventricular tachycardia 18. Subject known with serum Human Immunodeficiency Virus (HIV)-positive 19. Subject who is allergic to contrast agents and not responding to preventive medication 20. Subject with acute or severe systemic infections 21. Subject with mental illness or any psychological problems that may interfere with participating in the study 22. Subject with history of stroke or transient ischemic attack (TIA) 23. Subject with malignant tumors or end-stage disease 24. Subject with severe Peripheral Artery Disease (PAD) along the access path to renal arteries, including abdominal aneurysm 25. Subject with severe heart valve stenosis or regurgitation 26. Subject with heart failure requiring medications (i.e. Angiotensin-Converting Enzyme (ACE)/ Angiotensin II Receptor Blockers (ARB), Sodium-Glucose Cotransporter 2 Inhibitors (SGTL2i), diuretics) 27. Subject with uncontrolled hyperthyroidism or hypothyroidism 28. Subject with severe electrolyte abnormalities, defined as values above and below the limits of normal (LN) on repeated measurements despite normalization efforts, or with liver function abnormalities, defined as 2 \> Upper Limit of Normal (ULN) 29. Subject who requires mechanical ventilation other than Continuous Positive Airway Pressure (CPAP) for sleep apnea 30. Subject with an implanted pacemaker or Implantable Cardioverter Defibrillator (ICD)/ Cardiac Resynchronization Therapy (CRT) device 31. Subject with a history of major surgery or trauma within 30 days prior to enrolment 32. Subject who has planned surgery or cardiovascular intervention within the next 12 months 33. Subject who is participating in other drug or medical device clinical investigations 34. Subject who is unsuitable to participate in this study in the opinion of investigators (e.g., drug use or alcohol dependency, cognitive impairment, etc.)

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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

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Barcelona Clinic Hospital

    Barcelona, Catalonia, 08036, Spain

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Other studies related to the condition(s) this trial covers.