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NCT02439775Completed

SPYRAL HTN-ON MED Study of Renal Denervation With the Symplicity Spyral™ Multi-electrode Renal Denervation System

Global Clinical Study of Renal Denervation With the Symplicity Spyral™ Multi-electrode Renal Denervation System in Patients With Uncontrolled Hypertension on Standard Medical Therapy (SPYRAL HTN-ON MED)

Source: ClinicalTrials.gov · Last updated 30 Jul 2026

Brief summary (registry, in English)

The purpose of this study is to test the hypothesis that renal denervation decreases blood pressure and is safe when studied in the presence of up to three standard antihypertensive medications.

Status (registry)
Completed
Study type
Interventional
Enrollment
337 (actual)
First submitted
28 Apr 2015
Start date
22 Jul 2015
Primary completion date
18 Aug 2022
Lead sponsor
Medtronic Vascular
NCT number
NCT02439775

What you commit to

  • Study type: Interventional
  • Participants enrolled: 337
  • From 22 Jul 2015 to the primary completion date, 18 Aug 2022
  • 56 sites in 10 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Individual has frequent intermittent or chronic pain that results in treatment with nonsteroidal anti-inflammatory drugs (NSAIDs) for two or more days per week over the month prior to enrollment

Other illness

  • Individual has type 1 diabetes mellitus or poorly-controlled type 2 diabetes mellitus.
  • Individual has primary pulmonary hypertension.
  • Individual has stable or unstable angina within 3 months of enrollment, myocardial infarction within 3 months of enrollment; heart failure, cerebrovascular accident or transient ischemic attack, or atrial fibrillation at any time.

Lab values

  • Individual has estimated glomerular filtration rate (eGFR) of \<45.

Other

  • Individual lacks appropriate renal artery anatomy.
  • Individual has one or more episodes of orthostatic hypotension.
  • Individual requires chronic oxygen support or mechanical ventilation other than nocturnal respiratory support for sleep apnea.
  • Individual is pregnant, nursing or planning to become pregnant.
  • Individual works night shifts.

Who the study is looking for

  • Individual has office systolic blood pressure (SBP) ≥ 150 mmHg and \<180 mmHg and a diastolic blood pressure (DBP) ≥ 90 mmHg when receiving a medication regimen of one, two, or three antihypertensive medication classes.
  • Individual has 24-hour Ambulatory Blood Pressure Monitoring (ABPM) average SBP ≥ 140 mmHg and \< 170 mmHg.

Age in the registry: 20 years to 80 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (56)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Klinikum Wels-Grieskirchen
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WelsAustriaUnknown status
St George Hospital
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KogarahAustraliaUnknown status
Alfred Hospital
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MelbourneAustraliaUnknown status
Royal Perth
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PerthAustraliaUnknown status
Hamilton Heath
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HamiltonCanadaUnknown status
St. Michael's Hospital
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TorontoCanadaUnknown status
Universitäts-Herzzentrum Freiburg - Bad Krozingen GmbH
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Bad KrozingenGermanyUnknown status
Universitätsklinikum Erlangen
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ErlangenGermanyUnknown status
Universitätsklinikum des Saarlandes
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HomburgGermanyUnknown status
Herzzentrum Leipzig - Universitätsklinik
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LeipzigGermanyUnknown status
Sana Kliniken Lübeck
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LübeckGermanyUnknown status
Clinique Pasteur
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ToulouseFranceUnknown status
Royal Bournemouth Hospital
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BournemouthUnited KingdomUnknown status
Cardiff and Vale University Health Board - University Hospital of Wales
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CardiffUnited KingdomUnknown status
Royal Devon & Exeter NHS Foundation Trust
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ExeterUnited KingdomUnknown status
Imperial College Healthcare NHS Trust
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LondonUnited KingdomUnknown status
Hippokration General Hospital of Athens
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AthensGreeceUnknown status
University General Hospital of Thessaloniki - AHEPA
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ThessalonikiGreeceUnknown status
Galway University Hospital
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GalwayIrelandUnknown status
Mitsui Memorial Hospital
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Chiyoda CityJapanUnknown status
Shonan Kamakura General Hospital
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KamakuraJapanUnknown status
Saiseikai Nakatsu Hospital
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OsakaJapanUnknown status
Jichi Medical University Hospital
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ShimotsukeJapanUnknown status
Higashi Takarazuka Satoh Hospital
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TakarazukaJapanUnknown status
AnMed Health
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AndersonUnited StatesUnknown status
Piedmont Heart Institute
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AtlantaUnited StatesUnknown status
Emory University Hospital Midtown
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AtlantaUnited StatesUnknown status
Charleston Area Medical Center
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CharlestonUnited StatesUnknown status
University Hospitals Cleveland Medical Center*
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ClevelandUnited StatesUnknown status
Baylor Heart & Vascular Hospital
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DallasUnited StatesUnknown status
Duke University Medical Center
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DurhamUnited StatesUnknown status
PinnacleHealth Cardiovascular Institute
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HarrisburgUnited StatesUnknown status
Hattiesburg Clinic
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HattiesburgUnited StatesUnknown status
Heart Center Research, LLC
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HuntsvilleUnited StatesUnknown status
Memorial Hospital Jacksonville
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JacksonvilleUnited StatesUnknown status
Baptist Medical Center Jacksonville
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JacksonvilleUnited StatesUnknown status
University of Kentucky
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LexingtonUnited StatesUnknown status
Saint Barnabas Medical Center
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LivingstonUnited StatesUnknown status
North Shore University Hospital
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ManhassetUnited StatesUnknown status
Aurora St. Luke's Medical Center
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MilwaukeeUnited StatesUnknown status
Minneapolis Heart Institute Foundation
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MinneapolisUnited StatesUnknown status
Centennial Medical Center
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NashvilleUnited StatesUnknown status
Yale New Haven Hospital
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New HavenUnited StatesUnknown status
Weill Cornell Medical College/The New York Presbyterian Hospital
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New YorkUnited StatesUnknown status
Mount SInai Medical Center
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New YorkUnited StatesUnknown status
Hospital of the University of Pennsylvania
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PhiladelphiaUnited StatesUnknown status
St. Joseph Mercy Oakland
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PontiacUnited StatesUnknown status
Oregon Health & Science University Hospital
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PortlandUnited StatesUnknown status
The Miriam Hospital
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ProvidenceUnited StatesUnknown status
Providence Hospital
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SouthfieldUnited StatesUnknown status
Stanford Hospital and Clinics
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StanfordUnited StatesUnknown status
Barnes-Jewish Hospital
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St LouisUnited StatesUnknown status
Tallahassee Research Institute
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TallahasseeUnited StatesUnknown status
Cardiology Associates Research, LLc
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TupeloUnited StatesUnknown status
Washington DC VA Medical Center
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Washington D.C.United StatesUnknown status
Iowa Heart Center
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West Des MoinesUnited StatesUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.