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Noticias
Medtronic's Second Randomized, Controlled Renal Denervation Clinical Trial in the U.S. Will Potentially Expand Access to the Symplicity(TM) Renal Denervation System for Even Larger Uncontrolled Hypertension Patient Population
MINNEAPOLIS - December 17, 2013 - Medtronic, Inc. (NYSE: MDT), announced today that the first patients were randomized in SYMPLICITY HTN-4, evaluating the Symplicity(TM) renal denervation system in patients with moderate uncontrolled hypertension (systolic blood pressure greater than or equal to 140 and less than 160 mm Hg, despite treatment with three or more anti-hypertensive medications of different classes). SYMPLICITY HTN-4, which randomized its first patients at Medical University of South Carolina (MUSC), Piedmont Heart Institute and Duke University Medical Center, builds upon SYMPLICITY HTN-3, the only other renal denervation clinical trial in the United States. In the United States, the Symplicity renal denervation system is available for investigational use only.
'SYMPLICITY HTN-4 demonstrates Medtronic's commitment to providing randomized safety and efficacy data for renal denervation in a wide variety of patients, as well as helping increase our understanding of the potential benefit of renal denervation for more patients with treatment resistant hypertension,' said Nina Goodheart, vice president, general manager, Renal Denervation, Medtronic.
SYMPLICITY HTN-4 will enroll up to 580 patients with systolic blood pressures greater than or equal to 140 and less than 160 mm Hg at approximately 100 sites, continuing to target a patient population in line with the Joint National Committee on the Prevention, Detection, Evaluation and Treatment of High Blood Pressure (JNC-7), the American Heart Association and the European Society of Hypertension's definition of uncontrolled hypertension. Similar to the U.S. pivotal trial, SYMPLICITY HTN-3 study evaluating patients with uncontrolled hypertension with a systolic blood pressure greater than or equal to 160 mm Hg, the SYMPLICITY HTN-4 study will be blinded and include a sham control.
The principal investigators of SYMPLICITY HTN-4 are David Kandzari, M.D., director and chief scientific officer, Interventional Cardiology and Interventional Cardiology Research, Piedmont Heart Institute, Atlanta, GA, and Michael Weber, M.D., professor of medicine, Division of Cardiovascular Medicine, at the SUNY Downstate College of Medicine in Brooklyn, New York. For more information about SYMPLICITY HTN-4, please go to www.symplifybptrial.com.
Approximately 120 million people with high blood pressure worldwide are considered to have uncontrolled hypertension, with systolic blood pressures at or above 140 mm Hg, despite all efforts to control blood pressure with both lifestyle and medical management strategies.1,2,3 In the United States, only approximately 60 percent of hypertension patients taking medicine have their disease under control.4 Uncontrolled hypertension is associated with a hyperactive sympathetic nervous system and is directly linked with a high risk of heart attacks, stroke, heart failure, kidney disease and death.1 Most patients living with uncontrolled hypertension are prescribed three to five classes of anti-hypertensive medications, which can equate to taking 10 or more pills each day and are subsequently subjected to numerous side effects that may negatively impact quality of life.