Closed Loop Stimulation, Cognitive Performance, and Quality of Life in Pacemaker Patients

NCT ID: NCT00323661

Last Updated: 2012-02-13

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

PHASE4

Total Enrollment

405 participants

Study Classification

INTERVENTIONAL

Study Start Date

2006-05-31

Study Completion Date

2011-03-31

Brief Summary

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The purpose of this study is to compare the influence of accelerometer-based rate adaptation and Closed Loop Stimulation on cognitive performance and quality of life in pacemaker patients.

Detailed Description

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Within the scope of a usual follow-up schedule the influence of the mode of rate-adaptation on cognitive performance of pacemaker patients will be analysed. Accelerometer sensor will be compared with Closed Loop Stimulation over 2 years. The cognitive performance will be measured by means of a standardized psychometric test. The occurrence of atrial fibrillation and serious adverse events, patient self-assessment and quality of life will be evaluated. An analysis of the telemonitored (Home Monitoring) data will be performed in order to identify predictors of changes or differences in cognitive performance.

Conditions

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Cardiac Pacing, Artificial

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Participants

Study Groups

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1

Rate-adaptation by Closed Loop Stimulation

Group Type EXPERIMENTAL

Rate-adaptive pacemaker: Closed Loop Stimulation

Intervention Type DEVICE

Closed Loop Stimulation (CLS) is a unique concept in rate-adaptive pacing that uses the natural cardiovascular control loop to determine the appropriate pacing rate. Closed Loop Stimulation is the only rate-adaptive system responding to mental stress and thereby assuring optimal cerebral perfusion in everyday activity.

2

Accelerometer based pacing rate adaptation

Group Type ACTIVE_COMPARATOR

Rate-adaptive pacemaker: accelerometer

Intervention Type DEVICE

Accelerometer based pacing rate adaptation

Interventions

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Rate-adaptive pacemaker: accelerometer

Accelerometer based pacing rate adaptation

Intervention Type DEVICE

Rate-adaptive pacemaker: Closed Loop Stimulation

Closed Loop Stimulation (CLS) is a unique concept in rate-adaptive pacing that uses the natural cardiovascular control loop to determine the appropriate pacing rate. Closed Loop Stimulation is the only rate-adaptive system responding to mental stress and thereby assuring optimal cerebral perfusion in everyday activity.

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Patients with a CYLOS pacemaker (implantation within the last 3 to 6 weeks)
* Closed Loop Stimulation mode activated since pre-hospital discharge
* Patients with chronotropic incompetence according to physician's judgment
* Maximum sinus rate \< 100 beats per minute (bpm) OR percentage of atrial pacing ≥ 25%
* Patients suitable for rate-adaptive pacing for at least 2 years
* Patient informed consent

Exclusion Criteria

* Age under 55
* Pregnant and breast-feeding women
* Patients who are already enrolled in another study
Minimum Eligible Age

55 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Biotronik SE & Co. KG

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Uwe Wiegand, Prof. Dr.

Role: PRINCIPAL_INVESTIGATOR

Sana-Klinikum Remscheid, 42859 Remscheid, Germany

Locations

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Sydney Adventist Hospital

Sydney, , Australia

Site Status

A.ö. Krankenhaus der Stadt Linz

Linz, , Austria

Site Status

Krankenhaus der Barmherzigen Schwestern Ried

Ried, , Austria

Site Status

A. ö. Landeskrankenhaus Steyr

Steyr, , Austria

Site Status

Wilhelminenspital der Stadt Wien

Vienna, , Austria

Site Status

Hospital Anchieta, Instituto do Coracao de Taguatinga

Brasilia - DF, , Brazil

Site Status

Hospital Sao Francisco

Porto Alegre, , Brazil

Site Status

Hospital Real e Benemerita Sociedade Portuguesa de Beneficencia

São Paulo, , Brazil

Site Status

Practice Dr. Bloomberg

Burnaby, B.C., , Canada

Site Status

Kelowna Cardiology Research

Kelowna BC, , Canada

Site Status

Hopital Sacre-Coeur

Montreal, , Canada

Site Status

Dr. Dante Manyauri

Surrey BC, , Canada

Site Status

Scarborough Cardiology Research

Toronto, Ontario, , Canada

Site Status

Fakultni Nemocnice u Svety Anny

Brno, , Czechia

Site Status

Universitätsklinik der RWTH Aachen

Aachen, , Germany

Site Status

Städtische Kliniken Bielefeld, Klinikum Mitte

Bielefeld, , Germany

Site Status

St. Agnes Hospital GmbH, 1. Medizinische Klinik-Kardiologie

Bocholt, , Germany

Site Status

Klinikum Coburg

Coburg, , Germany

Site Status

Klinikum Lippe-Detmold

Detmold, , Germany

Site Status

Med. Klinik/Kardiologie, Herzzentrum, Universitätsklinik an der Technischen Universität Dresden

Dresden, , Germany

Site Status

Kreisklinik Ebersberg GmbH

Ebersberg, , Germany

Site Status

Marien-Hospital Erftstadt-Frauenthal

Erftstadt-Frauenthal, , Germany

Site Status

Klinken Erlabrunn GmbH

Erlabrunn, , Germany

Site Status

Westdeutsches Herzzentrum Essen; Klinik für Kardiologie und Thorax-Kardiovaskuläre Chirurgie des Universitätsklinikums Essen

Essen, , Germany

Site Status

Kardiologisches Zentrum am Zoo

Frankfurt, , Germany

Site Status

St. Elisabeth-Hospital

Gütersloh, , Germany

Site Status

Klinikum der Medizinischen Fakultät Halle-Wittenberg

Halle, , Germany

Site Status

Universitätsklinikum Hamburg-Eppendorf

Hamburg, , Germany

Site Status

Zentrum für Kardiologische und Angiologische Medizin Hamburg

Hamburg, , Germany

Site Status

AK Altona

Hamburg, , Germany

Site Status

St. Vinzenz-Krankenhaus Hanau gGmbH

Hanau, , Germany

Site Status

Medizinische Hochschule Hannover

Hanover, , Germany

Site Status

Universitätsklinikum Heidelberg

Heidelberg, , Germany

Site Status

Klinikum Herford

Herford, , Germany

Site Status

Evangelisches Krankenhaus Holzminden

Holzminden, , Germany

Site Status

Klinikum der Universität Jena Klinik für Innere Medizin I

Jena, , Germany

Site Status

Kardiologische Gemeinschaftspraxis

Kiel, , Germany

Site Status

Städtisches Klinikum St. Georg

Leipzig, , Germany

Site Status

Universitätsklinikum Lübeck

Lübeck, , Germany

Site Status

Krankenhaus St. Franziskus, Medizinische Klinik II

Mönchengladbach, , Germany

Site Status

St. Vincenz-Krankenhaus GmbH

Paderborn, , Germany

Site Status

Kardiologische Praxis

Papenburg, , Germany

Site Status

Christl. Krankenhaus Quakenbrück

Quakenbrück, , Germany

Site Status

Elisabeth Krankenhaus GmbH

Recklinghausen, , Germany

Site Status

St. Adolf-Stift

Reinbek, , Germany

Site Status

Gemeinschaftspraxis Dr. Stenzel/Dr. Ebert

Riesa, , Germany

Site Status

Evangelisches Elisabeth Krankenhaus

Trier, , Germany

Site Status

Gemeinschaftspraxis Drs. Schley, Burkhard-Meier, Schemeitat

Viersen, , Germany

Site Status

Universitätsklinikum Würzburg

Würzburg, , Germany

Site Status

Princess Margaret Hospital

Hong Kong, , Hong Kong

Site Status

Yan Chai Hospital

Hong Kong, , Hong Kong

Site Status

Wolfson Medical Center

Holon, , Israel

Site Status

Nemocnica Ministerstva Obrany

Bratislava, , Slovakia

Site Status

VUSCH East Slovak Cardiology Institute, Arytmology

Košice, , Slovakia

Site Status

Hospital Universitario La Fé

Valencia, , Spain

Site Status

Countries

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Australia Austria Brazil Canada Czechia Germany Hong Kong Israel Slovakia Spain

References

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Wiegand U, Nuernberg M, Maier SK, Weiss C, Sancho-Tello MJ, Hartmann A, Schuchert A, Maier P, Chan NY. The COGNITION study rationale and design: influence of closed loop stimulation on cognitive performance in pacemaker patients. Pacing Clin Electrophysiol. 2008 Jun;31(6):709-13. doi: 10.1111/j.1540-8159.2008.01075.x.

Reference Type BACKGROUND
PMID: 18507543 (View on PubMed)

Other Identifiers

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BA079

Identifier Type: -

Identifier Source: org_study_id

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