- ICH GCP
- Registro degli studi clinici negli Stati Uniti
- Sperimentazione clinica NCT02439775
Studio SPYRAL HTN-ON MED
Studio clinico globale sulla denervazione renale con il sistema di denervazione renale multi-elettrodo Symplicity Spyral™ in pazienti con ipertensione incontrollata in terapia medica standard (SPYRAL HTN-ON MED)
Panoramica dello studio
Stato
Descrizione dettagliata
Tipo di studio
Iscrizione (Effettivo)
Fase
- Non applicabile
Contatti e Sedi
Luoghi di studio
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Kogarah, Australia
- St. George Hospital
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Perth, Australia
- Royal Perth
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Victoria
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Melbourne, Victoria, Australia, 3004
- Alfred Hospital
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Wels, Austria, 4600
- Klinikum Wels-Grieskirchen
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Ontario
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Hamilton, Ontario, Canada
- Hamilton Heath
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Toronto, Ontario, Canada
- St. Michael's Hospital
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Toulouse, Francia
- Clinique Pasteur
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Bad Krozingen, Germania, 79189
- Universitäts-Herzzentrum Freiburg - Bad Krozingen GmbH
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Erlangen, Germania, 91054
- Universitatsklinikum Erlangen
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Homburg, Germania, 66421
- Universitatsklinikum des Saarlandes
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Leipzig, Germania, 04289
- Herzzentrum Leipzig, Universitätsklinik
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Lübeck, Germania, 23560
- Sana Kliniken Lübeck
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Osaka, Giappone
- Saiseikai Nakatsu Hospital
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Hyōgo
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Takarazuka, Hyōgo, Giappone
- Higashi Takarazuka Satoh Hospital
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Okamoto
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Kamakura, Okamoto, Giappone
- Shonan Kamakura General Hospital
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Tochigi
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Shimotsuke, Tochigi, Giappone, 329-0498
- Jichi Medical University Hospital
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Tokyo
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Chiyoda City, Tokyo, Giappone, 101-8643
- Mitsui Memorial Hospital
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Athens, Grecia, 11527
- Hippokration General Hospital of Athens
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Thessaloniki, Grecia, 54621
- University General Hospital of Thessaloniki (AHEPA)
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Galway, Irlanda
- Galway University Hospital
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Bournemouth, Regno Unito
- Royal Bournemouth Hospital
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Cardiff, Regno Unito
- Cardiff and Vale University Health Board - University Hospital of Wales
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Exeter, Regno Unito, EX2 5DW
- Royal Devon & Exeter NHS Foundation Trust
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London, Regno Unito, W12 0HS
- Imperial College Healthcare NHS Trust
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Alabama
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Huntsville, Alabama, Stati Uniti, 35801
- Heart Center Research, LLC
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California
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Stanford, California, Stati Uniti, 94305
- Stanford Hospital and Clinics
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Connecticut
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New Haven, Connecticut, Stati Uniti, 06520
- Yale New Haven Hospital
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District of Columbia
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Washington D.C., District of Columbia, Stati Uniti, 20422
- Washington DC VA Medical Center
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Florida
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Jacksonville, Florida, Stati Uniti, 32207
- Baptist Medical Center Jacksonville
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Jacksonville, Florida, Stati Uniti, 32216
- Memorial Hospital Jacksonville
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Tallahassee, Florida, Stati Uniti, 32308
- Tallahassee Research Institute
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Georgia
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Atlanta, Georgia, Stati Uniti, 30308
- Emory University Hospital Midtown
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Atlanta, Georgia, Stati Uniti, 30309
- Piedmont Heart Institute
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Iowa
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West Des Moines, Iowa, Stati Uniti, 50266
- Iowa Heart Center
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Kentucky
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Lexington, Kentucky, Stati Uniti, 40536
- University Of Kentucky
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Michigan
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Pontiac, Michigan, Stati Uniti, 48341
- St Joseph Mercy Oakland
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Southfield, Michigan, Stati Uniti, 48075
- Providence Hospital
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Minnesota
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Minneapolis, Minnesota, Stati Uniti, 55407
- Minneapolis Heart Institute Foundation
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Mississippi
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Hattiesburg, Mississippi, Stati Uniti, 39401
- Hattiesburg Clinic
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Tupelo, Mississippi, Stati Uniti, 38801
- Cardiology Associates Research LLC
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Missouri
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St Louis, Missouri, Stati Uniti, 63110
- Barnes-Jewish Hospital
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New Jersey
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Livingston, New Jersey, Stati Uniti, 07039
- Saint Barnabas Medical Center
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New York
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Manhasset, New York, Stati Uniti, 11030
- North Shore University Hospital
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New York, New York, Stati Uniti, 10029
- Mount Sinai Medical Center
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New York, New York, Stati Uniti, 10021
- Weill Cornell Medical College/The New York Presbyterian Hospital
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North Carolina
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Durham, North Carolina, Stati Uniti, 27710
- Duke University Medical Center
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Ohio
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Cleveland, Ohio, Stati Uniti, 44106
- University Hospitals Cleveland Medical Center
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Oregon
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Portland, Oregon, Stati Uniti, 97239
- Oregon Health & Science University Hospital
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Pennsylvania
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Harrisburg, Pennsylvania, Stati Uniti, 17011
- PinnacleHealth Cardiovascular Institute
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Philadelphia, Pennsylvania, Stati Uniti, 19104
- Hospital of the University of Pennsylvania
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Rhode Island
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Providence, Rhode Island, Stati Uniti, 02906
- The Miriam Hospital
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South Carolina
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Anderson, South Carolina, Stati Uniti, 29621
- AnMed Health
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Tennessee
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Nashville, Tennessee, Stati Uniti, 37203
- Centennial Medical Center
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Texas
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Dallas, Texas, Stati Uniti, 75226
- Baylor Heart & Vascular Hospital
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West Virginia
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Charleston, West Virginia, Stati Uniti, 25304
- Charleston Area Medical Center
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Wisconsin
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Milwaukee, Wisconsin, Stati Uniti, 53215
- Aurora St. Luke's Medical Center
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Criteri di partecipazione
Criteri di ammissibilità
Età idonea allo studio
Accetta volontari sani
Descrizione
Criterio di inclusione:
- L'individuo ha una pressione arteriosa sistolica ambulatoriale (SBP) ≥ 150 mmHg e
- L'individuo ha un monitoraggio ambulatoriale della pressione arteriosa (ABPM) di 24 ore in media SBP ≥ 140 mmHg e < 170 mmHg.
Criteri di esclusione:
- L'individuo manca di un'adeguata anatomia dell'arteria renale.
- L'individuo ha una velocità di filtrazione glomerulare stimata (eGFR) di
- L'individuo ha il diabete mellito di tipo 1 o il diabete mellito di tipo 2 scarsamente controllato.
- L'individuo ha uno o più episodi di ipotensione ortostatica.
- L'individuo richiede supporto cronico di ossigeno o ventilazione meccanica diversa dal supporto respiratorio notturno per l'apnea notturna.
- L'individuo ha ipertensione polmonare primaria.
- La persona è incinta, sta allattando o sta pianificando una gravidanza.
- L'individuo ha frequenti dolori intermittenti o cronici che si traducono in trattamento con farmaci antinfiammatori non steroidei (FANS) per due o più giorni alla settimana nel mese precedente l'arruolamento
- L'individuo presenta angina stabile o instabile entro 3 mesi dall'arruolamento, infarto del miocardio entro 3 mesi dall'arruolamento; insufficienza cardiaca, accidente cerebrovascolare o attacco ischemico transitorio o fibrillazione atriale in qualsiasi momento.
- Lavoro individuale su turni notturni.
Piano di studio
Come è strutturato lo studio?
Dettagli di progettazione
- Scopo principale: Trattamento
- Assegnazione: Randomizzato
- Modello interventistico: Assegnazione parallela
- Mascheramento: Separare
Armi e interventi
Gruppo di partecipanti / Arm |
Intervento / Trattamento |
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Sperimentale: Denervazione renale
Angiografia renale e denervazione renale (sistema di denervazione renale multielettrodo Simplicity Spyral™)
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Dopo un'angiografia renale secondo le procedure standard, i soggetti rimangono in cieco e vengono immediatamente trattati con la procedura di denervazione renale dopo la randomizzazione.
Altri nomi:
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Comparatore fittizio: Procedura fittizia
Angiografia renale
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Dopo un'angiografia renale secondo le procedure standard, i soggetti rimangono accecati e rimangono sul tavolo del laboratorio di cateterizzazione per almeno 20 minuti prima della rimozione della guaina di introduzione.
Altri nomi:
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Cosa sta misurando lo studio?
Misure di risultato primarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
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Variazione della pressione arteriosa sistolica misurata mediante monitoraggio ambulatoriale della pressione arteriosa (ABPM) nelle 24 ore
Lasso di tempo: Dal basale a 6 mesi dopo la procedura
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Variazione aggiustata al basale (utilizzando l'analisi della covarianza) della pressione arteriosa sistolica (SBP) dal basale (visita di screening 2) a 6 mesi dopo la procedura, misurata mediante monitoraggio ambulatoriale della pressione arteriosa (ABPM) nelle 24 ore.
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Dal basale a 6 mesi dopo la procedura
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Acute and Chronic Safety by Evaluating Incidence of Major Adverse Events
Lasso di tempo: From Baseline to 1 month post-procedure (6 months for new renal artery stenosis)
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The Primary safety endpoint of the study is the incidence of Major Adverse Events (MAE), defined as composite of the following events: All-cause mortality, End stage renal Disease (ESRD), Significant embolic event resulting in end-organ damage, Renal artery perforation requiring intervention, Renal artery dissection requiring intervention, Vascular complications, Hospitalization for hypertensive crisis not related to confirmed non-adherence with medications or the protocol, New renal artery stenosis >70%, confirmed by angiography and as determined by the angiographic core laboratory, through one-month post-randomization (6-months for new renal artery stenosis)
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From Baseline to 1 month post-procedure (6 months for new renal artery stenosis)
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Misure di risultato secondarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
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Utilizzo dei farmaci antipertensivi e modifiche a 6 mesi
Lasso di tempo: Dal basale a 6 mesi dopo la procedura
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Numero di farmaci dal basale (visita di screening 2) fino a 6 mesi dopo la procedura
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Dal basale a 6 mesi dopo la procedura
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Carico di farmaci antipertensivi fino a 6 mesi
Lasso di tempo: Dal basale a 6 mesi dopo la procedura
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Sulla base dei farmaci prescritti riportati, il carico farmacologico è stato calcolato utilizzando il punteggio Medication Index 2 che è un indice composito basato sulle dosi di farmaci antipertensivi moltiplicate per il numero di farmaci prescritti; tutte le classi (ACE/ARB, bloccanti dei canali del calcio, ecc.) sono state considerate equivalenti in termini di potenza. Un punteggio più alto indica dosaggi più elevati prescritti rispetto alla dose standard. Valore minimo 0; Nessun valore massimo |
Dal basale a 6 mesi dopo la procedura
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Modifiche ai farmaci
Lasso di tempo: Dal basale a 6 mesi dopo la procedura
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Pazienti che hanno subito modifiche del trattamento terapeutico in base ai dati dei test antidroga dell'indice dei farmaci 2.
Il punteggio dell'indice dei farmaci 2 è un indice composito basato sulle dosi di farmaci antipertensivi moltiplicati per il numero di farmaci prescritti; tutte le classi (ACE/ARB, bloccanti dei canali del calcio, ecc.) sono state considerate equivalenti in termini di potenza.
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Dal basale a 6 mesi dopo la procedura
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Incidenza del raggiungimento della pressione arteriosa sistolica target in ufficio
Lasso di tempo: Dal basale a 6 mesi dopo la procedura
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Incidenza di raggiungimento della pressione arteriosa sistolica target in studio (SBP <140 mmHg) a 6 mesi dalla procedura.
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Dal basale a 6 mesi dopo la procedura
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Change in Office Systolic Blood Pressure to 6-months
Lasso di tempo: From baseline to 6 months post-procedure
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Change in office systolic blood pressure from baseline (Screening Visit 2) to 6 months post-procedure
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From baseline to 6 months post-procedure
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Change in Systolic Blood Pressure as Measured by 24-hour ABPM 12 Months
Lasso di tempo: From Baseline to 12 months post procedure
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Change in systolic blood pressure from baseline (screening visit 2) to 12 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM)
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From Baseline to 12 months post procedure
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Change in Systolic Blood Pressure as Measured by 24-hour ABPM 24-months
Lasso di tempo: From baseline to 24 months post-procedure
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Change in systolic blood pressure from baseline (screening visit 2) to 24 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM).
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From baseline to 24 months post-procedure
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Change in Systolic Blood Pressure as Measured by 24-hour ABPM 36-months
Lasso di tempo: From baseline to 36 months post-procedure
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Change in systolic blood pressure from baseline (screening visit 2) to 36 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM).
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From baseline to 36 months post-procedure
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Change in Office Systolic Blood Pressure to 12-months
Lasso di tempo: From Baseline to 12 months post procedure
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Change in office systolic blood pressure from baseline (screening visit 2) to 12 months.
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From Baseline to 12 months post procedure
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Change in Office Systolic Blood Pressure to 24-months
Lasso di tempo: From baseline to 24 months post-procedure
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Change in office systolic blood pressure from baseline (screening visit 2) to 24 months.
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From baseline to 24 months post-procedure
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Change in Office Systolic Blood Pressure to 36-months
Lasso di tempo: From baseline to 36 months post-procedure
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Change in office systolic blood pressure from baseline (screening visit 2) to 36 months.
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From baseline to 36 months post-procedure
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Change in Diastolic Blood Pressure as Measured by 24-hour ABPM 12-months
Lasso di tempo: From Baseline to 12 months post procedure
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Change in diastolic blood pressure from baseline (screening visit 2) to 12 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM).
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From Baseline to 12 months post procedure
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Change in Diastolic Blood Pressure as Measured by 24-hour ABPM 24-months
Lasso di tempo: From baseline to 24 months post-procedure
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Change in diastolic blood pressure from baseline (screening visit 2) to 24 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM).
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From baseline to 24 months post-procedure
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Change in Diastolic Blood Pressure as Measured by 24-hour ABPM 36-months
Lasso di tempo: From baseline to 36 months post-procedure
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Change in diastolic blood pressure from baseline (screening visit 2) to 36 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM).
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From baseline to 36 months post-procedure
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Change in Office Diastolic Blood Pressure 12 Months
Lasso di tempo: From baseline to 12 months post-procedure
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Change in office diastolic blood pressure from baseline (screening visit 2) to 12 months.
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From baseline to 12 months post-procedure
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Change in Office Diastolic Blood Pressure 24 Months
Lasso di tempo: From baseline to 24 months post-procedure
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Change in office diastolic blood pressure from baseline (screening visit 2) to 24 months.
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From baseline to 24 months post-procedure
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Change in Office Diastolic Blood Pressure 36 Months
Lasso di tempo: From baseline to 36 months post-procedure
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Change in office diastolic blood pressure from baseline (screening visit 2) to 36 months.
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From baseline to 36 months post-procedure
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Number of Participants Achieving Target Office Systolic Blood Pressure 12 Months
Lasso di tempo: From baseline to 12 months post-procedure
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Incidence of Achieving Target Office Systolic Blood Pressure (SBP <140 mmHg)
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From baseline to 12 months post-procedure
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Number of Participants Achieving Target Office Systolic Blood Pressure 24 Months
Lasso di tempo: From baseline to 24 months post-procedure
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Incidence of Achieving Target Office Systolic Blood Pressure (SBP <140 mmHg).
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From baseline to 24 months post-procedure
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Number of Participants Achieving Target Office Systolic Blood Pressure. 36 Months
Lasso di tempo: From baseline to 36 months post-procedure
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Incidence of Achieving Target Office Systolic Blood Pressure (SBP <140 mmHg)
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From baseline to 36 months post-procedure
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Number of Participants With All Cause Mortality
Lasso di tempo: From Baseline to 36-months post procedure
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From Baseline to 36-months post procedure
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Number of Participants With End-Stage Renal Disease (ESRD)
Lasso di tempo: From Baseline to 36-months post-procedure
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End-stage Renal Disease (ESRD) - defined as two or more eGFR measurements <15 mL/min/1.73m2 at least 21 days apart and requiring dialysis for one of more of the following:
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From Baseline to 36-months post-procedure
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Number of Participants With Significant Embolic Event Resulting in End-organ Damage
Lasso di tempo: From Baseline to 36 months post-procedure
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From Baseline to 36 months post-procedure
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Number of Participants With Renal Artery Perforation Requiring Intervention
Lasso di tempo: From Baseline to 36 month post-procedure
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Renal artery perforation requiring intervention
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From Baseline to 36 month post-procedure
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Number of Participants With Renal Artery Dissection Requiring Intervention
Lasso di tempo: From Baseline to 36 months post-procedure
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Number of Participants with Renal artery dissection requiring intervention
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From Baseline to 36 months post-procedure
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Number of Participants With Vascular Complications
Lasso di tempo: From Baseline to 36 months post-procedure
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Vascular complications (e.g., clinically significant groin hematoma, arteriovenous fistula, pseudoaneurysm, excessive bleeding) requiring surgical repair, interventional procedure, thrombin injection, or blood transfusion (requiring more than 2 units of packed red blood cells within any 24 hour period during the first 7 days post renal denervation procedure).
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From Baseline to 36 months post-procedure
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Number of Participants With Hospitalization for Hypertensive Crisis Not Related to Confirmed Non-adherence With Medications and/or the Protocol.
Lasso di tempo: From Baseline to 36 months post-procedure
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From Baseline to 36 months post-procedure
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Number of Participants With New Renal Artery Stenosis > 70%, Confirmed by Angiography and as Determined by the Angiographic Core Laboratory
Lasso di tempo: From Baseline to 36 months post-procedure
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From Baseline to 36 months post-procedure
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Number of Participants With ≥ 40% Decline in eGFR
Lasso di tempo: From baseline to 36 months post-procedure
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From baseline to 36 months post-procedure
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Number of Participants With Increase in Serum Creatinine >50% From Screening Visit 2 (Baseline)
Lasso di tempo: From baseline to 36 months post-procedure
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From baseline to 36 months post-procedure
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Number of Participants With New Myocardial Infarct
Lasso di tempo: From baseline to 36 months post-procedure
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From baseline to 36 months post-procedure
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Number of Participants With New Stroke
Lasso di tempo: From baseline to 36 months post-procedure
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From baseline to 36 months post-procedure
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Number of Participants With Renal Artery Re-intervention
Lasso di tempo: From baseline to 36 months post-procedure
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From baseline to 36 months post-procedure
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Number of Participants With Major Bleeding According to TIMI Definition
Lasso di tempo: From baseline to 36 months post-procedure
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Major bleeding according to TIMI definition (i.e.
intracranial hemorrhage, ≥5g/dl decrease in hemoglobin concentration, a ≥15% absolute decrease in hematocrit, or death due to bleeding within 7 days of the procedure
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From baseline to 36 months post-procedure
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Change in Diastolic Blood Pressure as Measured by 24-hour (ABPM) 6-months
Lasso di tempo: From baseline to 6 months post-procedure
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Change in diastolic blood pressure from baseline (screening visit 2) to 6 months as measured by 24-hour Ambulatory Blood Pressure Monitoring (ABPM).
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From baseline to 6 months post-procedure
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Change in Office Diastolic Blood Pressure to 6-months
Lasso di tempo: From baseline to 6 months post-procedure
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Change in office diastolic blood pressure from baseline (screening visit 2) to 6 months post-procedure
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From baseline to 6 months post-procedure
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Altre misure di risultato
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
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Antihypertensive Medication Burden to 36-months
Lasso di tempo: From baseline to 36 months post-procedure
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Based on the prescribed medications reported, medication burden was calculated using Medication Index 2 score which is a composite index based on the doses of antihypertensive medications multiplied by the number of medications prescribed; all classes (ACE/ARB, calcium channel blockers, etc.) were considered equivalent in potency. Higher score indicates higher dosages being prescribed over the standard dose. There are no clinically established thresholds. Minimum Value 0; No Maximum value (See Secondary Outcome Measure #5 for comparison) |
From baseline to 36 months post-procedure
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Antihypertensive Medication Burden to 24-months
Lasso di tempo: From baseline to 24 months post-procedure
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Based on the prescribed medications reported, medication burden was calculated using Medication Index 2 score which is a composite index based on the doses of antihypertensive medications multiplied by the number of medications prescribed; all classes (ACE/ARB, calcium channel blockers, etc.) were considered equivalent in potency. Higher score indicates higher dosages being prescribed over the standard dose. There are no clinically established thresholds. Minimum Value 0; No Maximum value (See Secondary Outcome Measure #5 for comparison) |
From baseline to 24 months post-procedure
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Antihypertensive Medication Burden to 12-Months
Lasso di tempo: From Baseline to 12 months post-procedure
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Based on the prescribed medications reported, medication burden was calculated using Medication Index 2 score which is a composite index based on the doses of antihypertensive medications multiplied by the number of medications prescribed; all classes (ACE/ARB, calcium channel blockers, etc.) were considered equivalent in potency. Higher score indicates higher dosages being prescribed over the standard dose. There are no clinically established thresholds. Minimum Value 0; No Maximum value (See Secondary Outcome Measure #5 for comparison) |
From Baseline to 12 months post-procedure
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Collaboratori e investigatori
Sponsor
Investigatori
- Investigatore principale: Raymond Townsend, MD, University of Pennsylvania
- Investigatore principale: David Kandzari, MD, Piedmont Hospital
- Investigatore principale: Michael Böhm, MD, Universitätskliniken des Saarlandes
- Investigatore principale: Kazuomi Kario, MD, Jichi Medical University
Pubblicazioni e link utili
Pubblicazioni generali
- Mahfoud F, Kandzari DE, Kario K, Townsend RR, Weber MA, Schmieder RE, Tsioufis K, Pocock S, Dimitriadis K, Choi JW, East C, D'Souza R, Sharp ASP, Ewen S, Walton A, Hopper I, Brar S, McKenna P, Fahy M, Bohm M. Long-term efficacy and safety of renal denervation in the presence of antihypertensive drugs (SPYRAL HTN-ON MED): a randomised, sham-controlled trial. Lancet. 2022 Apr 9;399(10333):1401-1410. doi: 10.1016/S0140-6736(22)00455-X. Epub 2022 Apr 4.
- Kandzari DE, Hickey GL, Pocock SJ, Weber MA, Bohm M, Cohen SA, Fahy M, Lamberti G, Mahfoud F. Prioritised endpoints for device-based hypertension trials: the win ratio methodology. EuroIntervention. 2021 Apr 2;16(18):e1496-e1502. doi: 10.4244/EIJ-D-20-01090.
- Kario K, Weber MA, Bohm M, Townsend RR, Mahfoud F, Schmieder RE, Tsioufis K, Cohen SA, Fahy M, Kandzari DE. Effect of renal denervation in attenuating the stress of morning surge in blood pressure: post-hoc analysis from the SPYRAL HTN-ON MED trial. Clin Res Cardiol. 2021 May;110(5):725-731. doi: 10.1007/s00392-020-01718-6. Epub 2020 Aug 1.
- Kandzari DE, Bohm M, Mahfoud F, Townsend RR, Weber MA, Pocock S, Tsioufis K, Tousoulis D, Choi JW, East C, Brar S, Cohen SA, Fahy M, Pilcher G, Kario K; SPYRAL HTN-ON MED Trial Investigators. Effect of renal denervation on blood pressure in the presence of antihypertensive drugs: 6-month efficacy and safety results from the SPYRAL HTN-ON MED proof-of-concept randomised trial. Lancet. 2018 Jun 9;391(10137):2346-2355. doi: 10.1016/S0140-6736(18)30951-6. Epub 2018 May 23.
- Kandzari DE, Kario K, Mahfoud F, Cohen SA, Pilcher G, Pocock S, Townsend R, Weber MA, Bohm M. The SPYRAL HTN Global Clinical Trial Program: Rationale and design for studies of renal denervation in the absence (SPYRAL HTN OFF-MED) and presence (SPYRAL HTN ON-MED) of antihypertensive medications. Am Heart J. 2016 Jan;171(1):82-91. doi: 10.1016/j.ahj.2015.08.021. Epub 2015 Sep 11.
- Bohm M, Townsend RR, Kario K, Kandzari D, Mahfoud F, Weber MA, Schmieder RE, Tsioufis K, Hickey GL, Fahy M, DeBruin V, Brar S, Pocock S. Rationale and design of two randomized sham-controlled trials of catheter-based renal denervation in subjects with uncontrolled hypertension in the absence (SPYRAL HTN-OFF MED Pivotal) and presence (SPYRAL HTN-ON MED Expansion) of antihypertensive medications: a novel approach using Bayesian design. Clin Res Cardiol. 2020 Mar;109(3):289-302. doi: 10.1007/s00392-020-01595-z. Epub 2020 Feb 7.
- Kandzari DE, Mahfoud F, Townsend RR, Kario K, Weber MA, Schmieder RE, Tsioufis K, Pocock S, Liu M, DeBruin V, Brar S, Bohm M. Long-Term Safety and Efficacy of Renal Denervation: 24-Month Results From the SPYRAL HTN-ON MED Trial. Circ Cardiovasc Interv. 2025 Jul;18(7):e015194. doi: 10.1161/CIRCINTERVENTIONS.125.015194. Epub 2025 May 20.
- Townsend RR, Ferdinand KC, Kandzari DE, Kario K, Mahfoud F, Weber MA, Schmieder RE, Pocock S, Tsioufis K, David S, Steigerwalt S, Walton A, Hopper I, Bertolet B, Sharif F, Fengler K, Fahy M, Hettrick DA, Brar S, Bohm M. Impact of Antihypertensive Medication Changes After Renal Denervation Among Different Patient Groups: SPYRAL HTN-ON MED. Hypertension. 2024 May;81(5):1095-1105. doi: 10.1161/HYPERTENSIONAHA.123.22251. Epub 2024 Feb 5.
- Kandzari DE, Townsend RR, Kario K, Mahfoud F, Weber MA, Schmieder RE, Pocock S, Tsioufis K, Konstantinidis D, Choi J, East C, Lauder L, Cohen DL, Kobayashi T, Schmid A, Lee DP, Ma A, Weil J, Agdirlioglu T, Schlaich MP, Shetty S, Devireddy CM, Lea J, Aoki J, Sharp ASP, Anderson R, Fahy M, DeBruin V, Brar S, Bohm M; SPYRAL HTN-ON MED Investigators. Safety and Efficacy of Renal Denervation in Patients Taking Antihypertensive Medications. J Am Coll Cardiol. 2023 Nov 7;82(19):1809-1823. doi: 10.1016/j.jacc.2023.08.045.
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