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Cardiac PacingANVITENCT00858559

Follow-up of Patients With Implantable Cardioverter Defibrillators by Home Monitoring (ANVITE)

A study testing Implantable cardioverter defibrillator with Home Monitoring function and Standard implantable cardioverter defibrillator in people with Cardiac Pacing and Electric Countershock, run by Biotronik SE & Co. KG at 1 site in Germany.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Patients with implantable cardioverter defibrillators (ICDs) should undergo regular device follow-ups every 3 months, to verify proper ICD function. However, many follow-ups are uneventful, revealing no relevant changes related to the implanted device and in the patient's diagnostic and therapeutic status. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Implantable cardioverter defibrillator with Home Monitoring function and Standard implantable cardioverter defibrillator
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
110 participants
Where
1 siteGermany
Study dates
Mar 2009to Dec 2011
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Indication for a single-chamber implantable cardioverter-defibrillator (ICD)

Who cannot join

  • Contraindication for ICD
  • Indication for dual-chamber ICD or cardiac resynchronization therapy

Trial locations and contacts

1 site in 1 country.

Germany1 site
  • Cardiology in Tangram House

    Düsseldorf, 40237

Other trials in Germany

About this study

Patients with implantable cardioverter defibrillators (ICDs) should undergo regular device follow-ups every 3 months, to verify proper ICD function. However, many follow-ups are uneventful, revealing no relevant changes related to the implanted device and in the patient's diagnostic and therapeutic status. For time and economic reasons, longer follow-up intervals are frequently used although they are not according to recommendations. This may increase the delay in detection of relevant changes in the disease and in deviations from optimal ICD therapy in the individual patients. In the newest ICDs, the essential parameters reflecting safety and appropriateness of ICD therapy (threshold, impedance, intracardiac electrogram, etc.) are transmitted via Home Monitoring on a daily basis, to an internet platform accessible by the attending physician.

In the present study, the investigators evaluate safety and efficacy of 12-month follow-up intervals in ICDs with Home Monitoring capability, as compared with conventional 3-month follow-up scheme.

Being tested
Implantable cardioverter defibrillator with Home Monitoring function, Standard implantable cardioverter defibrillator
Keywords
Implantable cardioverter defibrillator, Remote monitoring, Follow-up
Medical subject headings
Tachycardia, Ventricular

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Implantable cardioverter defibrillator with Home Monitoring functionDevice

    Also called Lumax 500/540 VR-T, CardioMessenger (for Home Monitoring data transmission)

    Implantable cardioverter defibrillators can send data from its diagnostic and therapy memory via wireless Home Monitoring on a daily basis to an internet based platform, securely accessed by the attending physician

  • Standard implantable cardioverter defibrillatorDevice

    Also called Lumax 500/540 VR-T

    Implantable cardioverter defibrillators used as standard devices without Home Monitoring

Study groups in NCT00858559
Study groupRoleWhat they receive
1ExperimentalHome Monitoring
Receives: Device: Implantable cardioverter defibrillator with Home Monitoring function
2Active comparatorHome Monitoring not used
Receives: Device: Standard implantable cardioverter defibrillator

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Significant adverse events, especially death, hospitalization, inadequate device therapies

    Measured: 27 months

Secondary outcomes (3)
  1. All-cause mortality

    Measured: 27 months

  2. Number of device follow-ups

    Measured: 27 months

  3. Quality of life

    Measured: 27 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted10 Mar 2009 (estimated)
  2. Study startMar 2009
  3. Primary completionSep 2011
  4. Study completionDec 2011

Why it stopped: Stopped due to low enrollment. Patients will be followed up for 3 months.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Supportive care
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
110 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00858559
Sponsor's protocol ID
HS047
Acronym
ANVITE
Status last verified
May 2011
First submitted
9 Mar 2009
Last updated
4 Aug 2017
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A study testing Implantable cardioverter defibrillator with Home Monitoring function and Standard implantable cardioverter defibrillator in people with Cardiac Pacing and Electric Countershock, run by Biotronik SE & Co. KG at 1 site in Germany.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 4 Aug 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Germany. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was stopped early (reason given: Stopped due to low enrollment. Patients will be followed up for 3 months.). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Significant adverse events, especially death, hospitalization, inadequate device therapies (time frame: 27 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Aug 2017.

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