Rheos® Pivotal Trial

Completed · Not applicable

Conditions studied: Hypertension

In brief

The purpose of this clinical trial is to demonstrate the efficacy and safety of the Rheos system in subjects with hypertension that are resistant to treatment with at least three anti-hypertension agents, one of which is a diuretic.

Key facts

Study ID

NCT00442286

Run by

CVRx, Inc.

People needed

591

Starts

2006-10-01

Expected to finish

2016-01-01

Last updated by the study team

2017-03-20

Who can join

Age: 21 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Be at least 21 years of age and no more than 80 years of age.
• Have been assessed with bilateral carotid bifurcations that are easily interrogated by carotid duplex ultrasound and are below the level of the mandible.
• Office cuff systolic blood pressure greater than or equal to 160 mmHg and have a diastolic blood pressure greater than or equal to 80 mmHg as well as a 24-hour ambulatory systolic blood pressure greater than or equal to 135 mmHg despite at lest one month of maximally tolerated therapy with at least three anti-hypertensive medications, of which at least one must be a diuretic.
• Must have completed the drug compliance questionnaire and have been judged to be compliant with medications.
• For subjects that have had prior bariatric surgery, they must be at least 1 year post-surgery and at a stable weight.
• If female, the subject must be surgically sterile, or using a medically accepted method of birth control and agree to continue use of this method for the duration of the trial. Women of childbearing potential must have a negative serum pregnancy test in the pre-implant blood evaluation.
• Must be an appropriate or reasonable surgical candidate.
• Have signed a CVRx approved informed consent form for participation in this study

You may not qualify if…

• Have known or suspected baroreflex failure or autonomic neuropathy.
• Have an arm circumference greater than 46 cm and/or body mass index of greater than 45.
• Have significant cardiac bradyarrhythmias.
• Have chronic atrial fibrillation.
• Have significant orthostatic hypotension
• Had a solid organ or hematologic transplant.
• Had a myocardial infarction, unstable angina, syncope, or cerebral vascular accident within the past 3 months.
• Have carotid atherosclerosis producing a 50% or greater reduction in linear diameter as determined by ultrasound or angiographic evaluation as determined within 6 months of enrollment in the trial.
• Have ulcerative plaques in the carotid artery as determined by ultrasound or angiographic evaluation.
• Have prior surgery, radiation, or endovascular stent placement in either carotid sinus region.
• Have severe chronic kidney disease as defined by:
• Currently undergoing dialysis or dialysis is planned within 3 months of the implant date
• eGFR of ≤30 ml/min/1.73m²
• Have hypertension secondary to an identifiable and treatable cause other than sleep apnea.
• Have clinically significant cardiac structural valvular disease.
• Have clinically significant reactive airway disease, chronic obstructive pulmonary disease, and/or primary pulmonary hypertension.
• Have an uncontrolled comorbid medical condition that would adversely affect participation in the trial.
• Have a clinically significant psychological illness that would prohibit the subject's ability to meet the protocol requirements
• Are currently taking an imidazolone receptor agonist
• Are unable or unwilling to fulfill the protocol medication compliance and follow-up requirements.
• Have an active infection within the last month.
• Have a co-morbid condition that reduces life expectancy to less than one year.
• Are enrolled in another concurrent clinical trial, without prior approval of CVRx.

Where it is running

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• Apex Cardiology — Inglewood, California, United States
• University of Southern California — Los Angeles, California, United States
• St Joseph Health — Orange, California, United States
• George Washington University Hospital — Washington D.C., District of Columbia, United States
• VA Medical Center — Washington D.C., District of Columbia, United States
• Jacksonville Center for Clinical Research — Jacksonville, Florida, United States
• Florida Hospital Cardiovascular Institute — Orlando, Florida, United States
• Pensacola Research Consultants — Pensacola, Florida, United States
• The Heart and Vascular Institute of Florida — St. Petersburg, Florida, United States
• Florida Cardiovascular Institute — Tampa, Florida, United States
• Southeast Regional Research Group — Columbus, Georgia, United States
• University of Chicago, Dept. of Medicine, Section of Endocinology, Diabetes & Metabolism — Chicago, Illinois, United States
• The Care Group — Indianapolis, Indiana, United States
• Iowa Heart Center — West Des Moines, Iowa, United States
• The Center for Cardiovascular Studies, LLC — Shawnee Mission, Kansas, United States
• University of Kentucky — Lexington, Kentucky, United States
• Brigham & Womens Hospital — Boston, Massachusetts, United States
• Henry Ford Health System — Detroit, Michigan, United States
• University of Minnesota — Minneapolis, Minnesota, United States
• Washington University — St Louis, Missouri, United States
• Nebraska Heart Institute — Lincoln, Nebraska, United States
• Hackensack University Medical Center — Hackensack, New Jersey, United States
• Columbia University Medical Center — New York, New York, United States
• University of Rochester — Rochester, New York, United States

Full record on ClinicalTrials.gov

Trial information comes from ClinicalTrials.gov and is refreshed daily. TrialsForMe does not provide medical care and does not run the studies it lists.