A Multicenter Study to Evaluate the ROX Arteriovenous Coupler in Patients With Treatment-Resistant Hypertension

NCT ID: NCT01642498

Last Updated: 2019-05-10

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

100 participants

Study Classification

INTERVENTIONAL

Study Start Date

2012-09-01

Study Completion Date

2018-06-30

Brief Summary

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The purpose of this study is to evaluate the safety and performance of the ROX COUPLER in patients with treatment-resistant hypertension.

Detailed Description

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Conditions

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Hypertension

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Group A

ROX Coupler + continuing standard antihypertensive medications

Group Type EXPERIMENTAL

ROX COUPLER

Intervention Type DEVICE

The COUPLER will be used to create an arteriovenous fistula in the iliac region (between the iliac artery and vein).

Group B

Continuing standard antihypertensive medications

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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ROX COUPLER

The COUPLER will be used to create an arteriovenous fistula in the iliac region (between the iliac artery and vein).

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Diagnosis of treatment-resistant hypertension must be made on the basis of current findings, medical history, and physical examination

Exclusion Criteria

* Any serious medical condition that may adversely affect the patient's safety, limit the subject's ability to participate in the study, comply with follow-up requirements or impact the scientific integrity of the study.
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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ROX Medical, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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ZNA - Cardio Middleheim

Antwerp, , Belgium

Site Status

Universitair Ziekenhuis Brussel

Brussels, , Belgium

Site Status

Universitätsmedizin Berlin - Campus Benjamin Franklin

Berlin, , Germany

Site Status

Universitätsklinikum Erlangen

Erlangen, , Germany

Site Status

Hypertoniezentrum Marburg

Marburg, , Germany

Site Status

G. Gennimatas General Hospital of Athens

Athens, , Greece

Site Status

Hippokration General Hospital of Athens

Athens, , Greece

Site Status

Connolly Hospital

Blanchardstown, Dublin, Ireland

Site Status

Beaumont Hospital

Dublin, , Ireland

Site Status

St. Antonius Ziekenhuis

Nieuwegein, , Netherlands

Site Status

Jagiellonian University Collegium Medicum

Krakow, , Poland

Site Status

Institute of Cardiology - Warsaw

Warsaw, , Poland

Site Status

Eastbourne District General Hospital

Eastbourne, England, United Kingdom

Site Status

Queen Mary University of London

London, England, United Kingdom

Site Status

Royal Bromptom

London, England, United Kingdom

Site Status

St. Helier Hospital

Carshalton, Surrey England, United Kingdom

Site Status

University Hospital of Wales

Cardiff, Wales, United Kingdom

Site Status

University Hospitals of Leicester - Glenfield Hospital

Leicester, , United Kingdom

Site Status

Countries

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Belgium Germany Greece Ireland Netherlands Poland United Kingdom

References

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Lobo MD, Ott C, Sobotka PA, Saxena M, Stanton A, Cockcroft JR, Sulke N, Dolan E, van der Giet M, Hoyer J, Furniss SS, Foran JP, Witkowski A, Januszewicz A, Schoors D, Tsioufis K, Rensing BJ, Scott B, Ng GA, Schmieder RE. Central Iliac Arteriovenous Anastomosis for Uncontrolled Hypertension: One-Year Results From the ROX CONTROL HTN Trial. Hypertension. 2017 Dec;70(6):1099-1105. doi: 10.1161/HYPERTENSIONAHA.117.10142. Epub 2017 Oct 23.

Reference Type DERIVED
PMID: 29061728 (View on PubMed)

Ott C, Lobo MD, Sobotka PA, Mahfoud F, Stanton A, Cockcroft J, Sulke N, Dolan E, van der Giet M, Hoyer J, Furniss SS, Foran JP, Witkowski A, Januszewicz A, Schoors D, Tsioufis K, Rensing BJ, Saxena M, Scott B, Ng GA, Achenbach S, Schmieder RE. Effect of Arteriovenous Anastomosis on Blood Pressure Reduction in Patients With Isolated Systolic Hypertension Compared With Combined Hypertension. J Am Heart Assoc. 2016 Dec 21;5(12):e004234. doi: 10.1161/JAHA.116.004234.

Reference Type DERIVED
PMID: 28003251 (View on PubMed)

Lobo MD, Sobotka PA, Stanton A, Cockcroft JR, Sulke N, Dolan E, van der Giet M, Hoyer J, Furniss SS, Foran JP, Witkowski A, Januszewicz A, Schoors D, Tsioufis K, Rensing BJ, Scott B, Ng GA, Ott C, Schmieder RE; ROX CONTROL HTN Investigators. Central arteriovenous anastomosis for the treatment of patients with uncontrolled hypertension (the ROX CONTROL HTN study): a randomised controlled trial. Lancet. 2015 Apr 25;385(9978):1634-41. doi: 10.1016/S0140-6736(14)62053-5. Epub 2015 Jan 23.

Reference Type DERIVED
PMID: 25620016 (View on PubMed)

Foran JP, Jain AK, Casserly IP, Kandzari DE, Rocha-Singh KJ, Witkowski A, Katzen BT, Deaton D, Balmforth P, Sobotka PA. The ROX coupler: creation of a fixed iliac arteriovenous anastomosis for the treatment of uncontrolled systemic arterial hypertension, exploiting the physical properties of the arterial vasculature. Catheter Cardiovasc Interv. 2015 Apr;85(5):880-6. doi: 10.1002/ccd.25707. Epub 2014 Nov 1.

Reference Type DERIVED
PMID: 25345578 (View on PubMed)

Other Identifiers

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RH-02

Identifier Type: -

Identifier Source: org_study_id

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