20,000
Participants
Start Date
January 31, 1983
Primary Completion Date
December 31, 2040
Study Completion Date
December 31, 2040
Device
RECRUITING
Birmingham
TERMINATED
Anchorage
RECRUITING
Chandler
TERMINATED
Jonesboro
RECRUITING
Little Rock
TERMINATED
Bakersfield
RECRUITING
Chula Vista
RECRUITING
La Jolla
TERMINATED
Los Angeles
TERMINATED
Palm Springs
TERMINATED
Rancho Mirage
ACTIVE_NOT_RECRUITING
Redwood City
RECRUITING
Salinas
TERMINATED
San Diego
RECRUITING
Stanford
RECRUITING
Torrance
TERMINATED
Van Nuys
RECRUITING
Ventura
RECRUITING
Aurora
RECRUITING
Centennial
RECRUITING
Colorado Springs
TERMINATED
Denver
RECRUITING
Lakewood
RECRUITING
Hartford
RECRUITING
New Haven
TERMINATED
Washington D.C.
TERMINATED
Bradenton
RECRUITING
Clearwater
RECRUITING
Hollywood
RECRUITING
Jacksonville
RECRUITING
Panama City
RECRUITING
Safety Harbor
RECRUITING
Sarasota
RECRUITING
Tampa
RECRUITING
Atlanta
ACTIVE_NOT_RECRUITING
Marietta
RECRUITING
Evansville
RECRUITING
Indianapolis
RECRUITING
West Des Moines
RECRUITING
Kansas City
RECRUITING
Edgewood
RECRUITING
Louisville
TERMINATED
Baton Rouge
TERMINATED
Shreveport
TERMINATED
Baltimore
RECRUITING
Bethesda
TERMINATED
Clinton
RECRUITING
Hyattsville
RECRUITING
Salisbury
ACTIVE_NOT_RECRUITING
Silver Spring
RECRUITING
Takoma Park
RECRUITING
Boston
RECRUITING
Lansing
TERMINATED
Marquette
RECRUITING
Ypsilanti
RECRUITING
Coon Rapids
RECRUITING
Minneapolis
RECRUITING
Robbinsdale
RECRUITING
Rochester
RECRUITING
Saint Cloud
TERMINATED
Saint Paul
TERMINATED
Hattiesburg
RECRUITING
Columbia
RECRUITING
Kansas City
RECRUITING
St Louis
RECRUITING
Omaha
SUSPENDED
Eatontown
RECRUITING
Marlton
RECRUITING
Morristown
TERMINATED
New Brunswick
RECRUITING
Ocean City
RECRUITING
Ridgewood
RECRUITING
Albuquerque
RECRUITING
Huntington
ACTIVE_NOT_RECRUITING
Manhasset
RECRUITING
New York
RECRUITING
Poughkeepsie
RECRUITING
Utica
RECRUITING
Durham
RECRUITING
Raleigh
TERMINATED
Akron
RECRUITING
Cincinnati
RECRUITING
Cleveland
RECRUITING
Columbus
RECRUITING
Toledo
RECRUITING
Oklahoma City
TERMINATED
Portland
RECRUITING
Allentown
RECRUITING
Bethlehem
RECRUITING
Danville
RECRUITING
Erie
TERMINATED
Lancaster
ACTIVE_NOT_RECRUITING
Philadelphia
RECRUITING
Pittsburgh
RECRUITING
Wilkes-Barre
RECRUITING
Columbia
RECRUITING
Germantown
RECRUITING
Nashville
RECRUITING
Austin
RECRUITING
Dallas
RECRUITING
Fort Worth
TERMINATED
Houston
RECRUITING
Plano
TERMINATED
The Woodlands
RECRUITING
Tyler
RECRUITING
Burlington
RECRUITING
Charlottesville
RECRUITING
Olympia
RECRUITING
Spokane
RECRUITING
Madison
RECRUITING
Milwaukee
RECRUITING
Chermside
TERMINATED
Douglas
RECRUITING
Murdoch
RECRUITING
Southport
RECRUITING
Graz
RECRUITING
Innsbruck
RECRUITING
Linz
RECRUITING
Vienna
RECRUITING
Bruges
RECRUITING
Brussels
ACTIVE_NOT_RECRUITING
Edegem
RECRUITING
Leuven
RECRUITING
Liège
TERMINATED
Yvoir
RECRUITING
Calgary
RECRUITING
Kingston
RECRUITING
Montreal
RECRUITING
Québec
RECRUITING
Beijing
TERMINATED
Changsha
RECRUITING
Dalian
TERMINATED
Fuzhou
RECRUITING
Guangzhou
RECRUITING
Hangzhou
RECRUITING
Harbin
RECRUITING
Kunming
RECRUITING
Nanchang
RECRUITING
Shanghai
TERMINATED
Shantou
RECRUITING
Suzhou
TERMINATED
Taiyuan
TERMINATED
Tianjin
ACTIVE_NOT_RECRUITING
Prague
TERMINATED
Aarhus
RECRUITING
Copenhagen
ACTIVE_NOT_RECRUITING
Hellerup
TERMINATED
Hillerød
RECRUITING
Odense
RECRUITING
Helsinki
RECRUITING
Avignon
TERMINATED
Bayonne
RECRUITING
Brest
RECRUITING
Caen
ACTIVE_NOT_RECRUITING
Chambray-lès-Tours
RECRUITING
Clermont-Ferrand
RECRUITING
Dijon
RECRUITING
La Rochelle
ACTIVE_NOT_RECRUITING
La Tronche
ACTIVE_NOT_RECRUITING
Lille
RECRUITING
Montpellier
RECRUITING
Nantes
TERMINATED
Neuilly-sur-Seine
RECRUITING
Paris
ACTIVE_NOT_RECRUITING
Pessac
RECRUITING
Pringy
ACTIVE_NOT_RECRUITING
Rennes
ACTIVE_NOT_RECRUITING
Saint-Priest-en-Jarez
TERMINATED
Strasbourg
ACTIVE_NOT_RECRUITING
Toulouse
ACTIVE_NOT_RECRUITING
Vandœuvre-lès-Nancy
ACTIVE_NOT_RECRUITING
Villeurbanne
RECRUITING
Aachen
RECRUITING
Bad Oeynhausen
RECRUITING
Bremen
RECRUITING
Cologne
TERMINATED
Dresden
RECRUITING
Düsseldorf
TERMINATED
Essen
TERMINATED
Hamburg
RECRUITING
Hanover
TERMINATED
Heidelberg
TERMINATED
Homburg
ACTIVE_NOT_RECRUITING
Jena
RECRUITING
München
ACTIVE_NOT_RECRUITING
Münster
TERMINATED
Tübingen
RECRUITING
Ulm
TERMINATED
Villingen-Schwenningen
RECRUITING
Athens
ACTIVE_NOT_RECRUITING
Marousi
RECRUITING
Thessaloniki
RECRUITING
Hong Kong
RECRUITING
Budapest
TERMINATED
Reykjavik
RECRUITING
Bangalore
RECRUITING
Gūrgaon
RECRUITING
New Delhi
RECRUITING
Ashkelon
TERMINATED
Beersheba
RECRUITING
Jerusalem
RECRUITING
Ramat Gan
TERMINATED
Ancona
RECRUITING
Bari
ACTIVE_NOT_RECRUITING
Bologna
ACTIVE_NOT_RECRUITING
Brescia
RECRUITING
Castrovillari
ACTIVE_NOT_RECRUITING
Cotignola
RECRUITING
Lecce
RECRUITING
Milan
RECRUITING
Monza
ACTIVE_NOT_RECRUITING
Pisa
RECRUITING
Taranto
RECRUITING
Udine
RECRUITING
Ageo
RECRUITING
Bunkyō City
RECRUITING
Gifu
RECRUITING
Hidaka
RECRUITING
Hiroshima
RECRUITING
Kagoshima
RECRUITING
Kamakura
RECRUITING
Kawasaki
RECRUITING
Kitakyushu
RECRUITING
Koshigaya
RECRUITING
Kumamoto
RECRUITING
Kyoto
RECRUITING
Mitaka
RECRUITING
Nagoya
RECRUITING
Niigata
RECRUITING
Okayama
RECRUITING
Ōsaka-sayama
RECRUITING
Sapporo
RECRUITING
Shinagawa-Ku
RECRUITING
Shizuoka
RECRUITING
Suita
RECRUITING
Tokyo
RECRUITING
Toyoake
RECRUITING
Tsukuba
RECRUITING
Urasoe
TERMINATED
Yamagata
RECRUITING
Yokohama
TERMINATED
Hadiya
RECRUITING
Kuwait City
RECRUITING
Kuala Lumpur
ACTIVE_NOT_RECRUITING
Amsterdam
TERMINATED
Breda
ACTIVE_NOT_RECRUITING
Eindhoven
ACTIVE_NOT_RECRUITING
Enschede
ACTIVE_NOT_RECRUITING
Groningen
ACTIVE_NOT_RECRUITING
Leiden
RECRUITING
Maastricht
RECRUITING
Nieuwegein
RECRUITING
Rotterdam
ACTIVE_NOT_RECRUITING
The Hague
ACTIVE_NOT_RECRUITING
Christchurch
RECRUITING
Bergen
TERMINATED
Oslo
RECRUITING
Trondheim
ACTIVE_NOT_RECRUITING
Poznan
RECRUITING
Warsaw
ACTIVE_NOT_RECRUITING
Zabrze
RECRUITING
Carnaxide
RECRUITING
Creixomil
ACTIVE_NOT_RECRUITING
Lisbon
RECRUITING
Porto
RECRUITING
Santarém
RECRUITING
Jeddah
ACTIVE_NOT_RECRUITING
Riyadh
RECRUITING
Belgrade
RECRUITING
Bratislava
TERMINATED
Košice
TERMINATED
Ljubljana
RECRUITING
Cheongju-si
RECRUITING
Daejeon
RECRUITING
Gyeonggi-do
RECRUITING
Seoul
RECRUITING
Suwon
RECRUITING
A Coruña
RECRUITING
Barcelona
RECRUITING
Córdoba
RECRUITING
Girona
RECRUITING
Granada
RECRUITING
Madrid
RECRUITING
Palma de Mallorca
RECRUITING
Salamanca
RECRUITING
Santa Cruz de Tenerife
RECRUITING
Santiago de Compostela
RECRUITING
Toledo
RECRUITING
Valencia
RECRUITING
Valladolid
ACTIVE_NOT_RECRUITING
Vitoria-Gasteiz
RECRUITING
Gothenburg
RECRUITING
Lund
RECRUITING
Skövde
TERMINATED
Uppsala
RECRUITING
Basel
RECRUITING
Bern
ACTIVE_NOT_RECRUITING
Fribourg
RECRUITING
Geneva
ACTIVE_NOT_RECRUITING
Lausanne
ACTIVE_NOT_RECRUITING
Lugano
RECRUITING
Zurich
RECRUITING
Birmingham
RECRUITING
Blackpool
RECRUITING
Bristol
RECRUITING
Leeds
RECRUITING
Leicester
RECRUITING
Liverpool
RECRUITING
London
RECRUITING
Manchester
RECRUITING
Middlesbrough
RECRUITING
Northampton
TERMINATED
Nottingham
RECRUITING
Sheffield
RECRUITING
Southampton
Lead Sponsor
Medtronic
INDUSTRY