NCT03505801

Brief Summary

The purpose of the Confirm Rx SMART Registry is to collect real world data to assess the safety and performance of the Confirm Rx Insertable Cardiac Monitor (ICM) and system over a 12 month period. A sub-set of subjects enrolled in the Confirm Rx SMART Registry will meet the Post Market Clinical Follow-Up (PMCF) requirement for CE mark.

Trial Health

98
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Strong global presence with extensive site network
Enrollment
1,826

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Apr 2018

Longer than P75 for all trials

Geographic Reach
24 countries

113 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

April 13, 2018

Completed
10 days until next milestone

First Posted

Study publicly available on registry

April 23, 2018

Completed
1 day until next milestone

Study Start

First participant enrolled

April 24, 2018

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 19, 2019

Completed
6.3 years until next milestone

Study Completion

Last participant's last visit for all outcomes

January 6, 2026

Completed
Last Updated

May 6, 2026

Status Verified

April 1, 2026

Enrollment Period

1.4 years

First QC Date

April 13, 2018

Last Update Submit

April 30, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Freedom from device SADEs and serious procedure related SAEs

    1 month post insertion procedure

Secondary Outcomes (2)

  • Freedom from device SADEs and serious procedure related SAEs

    12 months post insertion procedure

  • R wave amplitude

    12 months post insertion procedure

Interventions

Insertion of Confirm Rx ICM device

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Subjects over the age of 18 years (or of legal age specific to state and national law) who experience unexplained symptoms such as: dizziness, palpitations, chest pain, syncope, and shortness of breath, as well as subjects who are at risk for cardiac arrhythmias, have been previously diagnosed with atrial fibrillation, or who are susceptible to developing atrial fibrillation.

You may qualify if:

  • Have an approved indication for continuous arrhythmia monitoring with an ICM
  • Have a cellular phone or the ability or willing to use a St. Jude Medical mobile transmitter that is compatible with the MyMerlin App and able to communicate with the Confirm Rx ICM device.
  • Have the ability to provide informed consent for study participation and be willing and able to comply with the prescribed follow-up tests and schedule of evaluations.
  • Are 18 years of age or older, or of legal age to give informed consent specific to state and national law.

You may not qualify if:

  • Subject is implanted with or indicated for implant with a pacemaker, implantable cardioverter defibrillator (ICD), or cardiac resynchronization therapy (CRT) device.
  • Enrolled or intend to participate in a clinical drug and/or device study, which could confound the results of this trial as determined by the sponsor, during the course of this clinical study.
  • Have a life expectancy of less than 1 year due to any condition.
  • Have a previous ICM placement.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (113)

Arrhythmia Research Group

Jonesboro, Arkansas, 72401, United States

Location

Bay Area Cardiology Associates PA

Brandon, Florida, 33511, United States

Location

Bayfront Medical Center

St. Petersburg, Florida, 33701, United States

Location

St. Luke's Regional Medical Center

Boise, Idaho, 83712, United States

Location

Kootenai Heart Clinics

Coeur d'Alene, Idaho, 83814, United States

Location

Iowa Heart Center

West Des Moines, Iowa, 50266, United States

Location

Kansas City Cardiac Arrhythmia Research Foundation

Overland Park, Kansas, 66211, United States

Location

MedStar Health Research Institute

Hyattsville, Maryland, 20782, United States

Location

Adventist HealthCare White Oak Medical Center

Silver Spring, Maryland, 20904, United States

Location

Cardiology Consultants of East Michigan

Flint, Michigan, 48532, United States

Location

Pinnacle Health System

Harrisburg, Pennsylvania, 17105, United States

Location

Cardiology Consultants of Philadelphia

Yardley, Pennsylvania, 19067, United States

Location

Erlanger Medical Center

Chattanooga, Tennessee, 37403, United States

Location

St. Thomas Hospital

Nashville, Tennessee, 37205, United States

Location

Ascension Texas Cardiovascular

Austin, Texas, 78731, United States

Location

Hôpital Central de l'Armée

Algiers, Algeria

Location

Instituto Argentino de Diagnostico y Tratamiento

Buenos Aires, Argentina

Location

Clinica Provincial

Merlo, Argentina

Location

Kepler Universitätsklinikum GmbH

Linz, Austria

Location

Krankenhaus der Stadt St. Pölten

Sankt Pölten, Austria

Location

Universitätsklinikum Tulln

Tulln, Austria

Location

Hopital Erasme

Brussels, Belgium

Location

Ziekenhuis Oost-Limburg

Genk, Belgium

Location

CHU Liège Sart Tilman

Liège, Belgium

Location

Foothills Medical Centre

Calgary, Alberta, Canada

Location

Institut de Cardiologie de Montreal (Montreal Heart Inst.)

Montreal, Quebec, Canada

Location

CHUM

Montreal, Canada

Location

Institut de Cardiologie de Quebec (Hospital Laval)

Québec, Canada

Location

HSC, Eastern Health

St. John's, Canada

Location

Klinikum Idar-Oberstein GmbH

Idar-Oberstein, Hesse, Germany

Location

Kerckhoff-Klinik gGmbH

Bad Nauheim, Germany

Location

Universitätsmedizin Berlin - Campus Benjamin Franklin (CBF)

Berlin, Germany

Location

Klinikum Coburg GmbH

Coburg, Germany

Location

Evangelisches Krankenhaus Kalk gGmbH

Cologne, Germany

Location

Krankenhaus Porz am Rhein

Cologne, Germany

Location

Medizinische Einrichtungen der Universität zu Köln

Cologne, Germany

Location

Herzzentrum Dresden GmbH Universitätsklinik

Dresden, Germany

Location

Klinikum Furth

Fürth, Germany

Location

Asklepios Klinik St. Georg

Hamberg, 20099, Germany

Location

Klinikum Herford

Herford, Germany

Location

Universitätsklinikum Leipzig AÖR

Leipzig, Germany

Location

St.-Marien-Hospital GmbH

Lünen, 44534, Germany

Location

München Grosshadern

München, Germany

Location

Harzklinikum Dorothea Christiane Erxleben GmbH

Quedlinburg, Germany

Location

Kliniken Villingen-Schwenningen

Villingen-Schwenningen, Germany

Location

Semmelweis University

Budapest, Budapst, Hungary

Location

Advance Medicare Research Institute (AMRI) Hospital

Dhakuria, India

Location

Max Super Specialty Hospital

New Delhi, India

Location

Bnai Zion Medical Israel

Haifa, Israel

Location

Azienda Ospedaliero Universitaria - Ospedali Riuniti Foggia

Foggia, Apulia, Italy

Location

Arcispedale Santa Maria Nuova

Reggio Emilia, Emilia-Romagna, Italy

Location

C.D.C. Citta di Aprilia

Aprilia, Italy

Location

Az.Osp.Universitaria Consorziale Policlinico

Bari, Italy

Location

Presidio Ospedaliero Giovan Battista Grassi

Ostia Antica, Italy

Location

Casa di Cura Dpott. Pederzoli

Peschiera del Garda, Italy

Location

Ospedale S. Andrea

Roma, Italy

Location

Ospedale S. Giovanni Calibita Fatebenefratelli di Roma

Roma, Italy

Location

Policlinico Casilino

Roma, Italy

Location

Yokohamashintoshi Neurosurgical Hospital

Yokohama, Kanagwa, Japan

Location

Seirei Hamamatsu General Hospital

Hamamatsu, Shizuok, 430-8558, Japan

Location

Saiseikai Fukuoka General Hospital

Fukuoka, Japan

Location

Akashi Medical Center

Hyōgo, Japan

Location

St. Marianna University School of Medicine - Toyoko Hospital

Kawasaki, Japan

Location

Kokura Memorial Hospital

Kitakyushu, Japan

Location

University Hospital of Occupational & Environmental Health

Kitakyushu, Japan

Location

Iwate Prefectural Central Hospital

Morioka, Japan

Location

Osaka University Hospital

Suita, Japan

Location

Sabah Al-Ahmad Cardiac Centre

Kuwait City, Kuwait

Location

Pauls Stradins Clinical University Hospital

Riga, Latvia

Location

Albert Schweitzer Ziekenhuis

Dordrecht, Netherlands

Location

Martini Ziekenhuis

Groningen, Netherlands

Location

Erasmus MC - Thoraxcenter

Rotterdam, Netherlands

Location

Haga Ziekenhuis Locatie Leyenburg

The Hague, Netherlands

Location

Maxima Medisch Centrum

Veldhoven, Netherlands

Location

Hospital Prof. Doutor Fernando Fonseca

Amadora, Portugal

Location

Hospital de Santa Cruz

Carnaxide, Portugal

Location

Centro Hospitalar do Alto Ave, Unidade de Guimarães

Creixomil, Portugal

Location

Hospital de Santo Andre - Centro Hospitalar de Leiria

Leiria, Portugal

Location

Santa Maria Hospital

Lisbon, Portugal

Location

Caribbean Heart Institute

Caguas, 00727, Puerto Rico

Location

King Fahad Armed Forces Hospital

Jeddah, Saudi Arabia

Location

King Abdullah Medical City in Holy Capital

Mecca, Saudi Arabia

Location

King Fahad Medical City

Riyadh, Saudi Arabia

Location

Changi General Hospital

Singapore, 529889, Singapore

Location

Stredoslovenský ústav srdcových a cievnych chorôb, a.s.

Banská Bystrica, Stredne, Slovakia

Location

The National Institute of Cardiovascular Diseases

Bratislava, Slovakia

Location

Sunninghill Hospital

Johannesburg, Sandton, 2196, South Africa

Location

MedClinic Panorama

Cape Town, W Cape, 7500, South Africa

Location

Groote Schuur Hospital

Cape Town, W Cape, 7935, South Africa

Location

Unitas Hospital

Centurion, South Africa

Location

Busamed Hillcrest Private Hospital

Hillcrest, South Africa

Location

Busamed Gateway Private Hospital

Umhlanga, South Africa

Location

Hallym University Sacred Heart Hospital

Anyang, Gyeongi, 14068, South Korea

Location

Inha University Hospital

Junggu, Gyeongi, South Korea

Location

Dong-A University Hospital

Busan, South Gyeongsang Province, South Korea

Location

Seoul National University Bundang Hospital

Seongnam, Sudogwn, South Korea

Location

Chung Ang University Hospital

Seoul, Sudogwn, South Korea

Location

Kosin University Gospel Hospital

Busan, Yeongnm, South Korea

Location

Ulsan University Hospital

Ulsan, Yeongnm, South Korea

Location

Keimyung University Dongsan Medical Center

Daegu, South Korea

Location

Asan Medical Centre

Seoul, South Korea

Location

Korea University Anam Hospital

Seoul, South Korea

Location

Samsung Medical Center

Seoul, South Korea

Location

Seoul National University Hospital

Seoul, South Korea

Location

Severance Hospital, Yonsei University Health System

Seoul, South Korea

Location

Hospital Universitario de Badajoz

Badajoz, Extmdra, Spain

Location

Hospital de Sant Joan Despí Moisès Broggi

Barcelona, Spain

Location

Hospital Puerta de Hierro - Hospital Universitario

Majadahonda, Spain

Location

Hospital Universitario Donostia

San Sebastián, Spain

Location

Hospital Alvaro Cunqueiro, Dept of EP & Arrhythmias

Vigo, Spain

Location

Royal Bournemouth Hospital

Bournemouth, United Kingdom

Location

St Georges Hospital London

London, United Kingdom

Location

St. Thomas Hospital

London, United Kingdom

Location

Related Publications (1)

  • Quartieri F, Baek YS, Park JS, Kim TH, Honma K, Morimoto M, Kang KW, Feng L, Lee K, Grammatico A, Kaiser L. Continuing evaluation of atrial fibrillation detection after cryptogenic stroke: 2-year findings from a multicentre study with Confirm Rx ICM. Open Heart. 2025 Jun 12;12(1):e003242. doi: 10.1136/openhrt-2025-003242.

MeSH Terms

Conditions

Arrhythmias, CardiacSigns and SymptomsAtrial Fibrillation

Condition Hierarchy (Ancestors)

Heart DiseasesCardiovascular DiseasesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Officials

  • Fabio Quartieri, MD

    Arcispedale S. Maria Nuova - IRCCS l

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Target Duration
12 Months
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 13, 2018

First Posted

April 23, 2018

Study Start

April 24, 2018

Primary Completion

September 19, 2019

Study Completion

January 6, 2026

Last Updated

May 6, 2026

Record last verified: 2026-04

Locations