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Enrolling by invitationNCT04926792Updated Jan 8, 2026

Taiwan Registry for Leadless Pacemaker

An observational study in Sick Sinus Syndrome and Atrioventricular Block, sponsored by National Taiwan University Hospital. Enrolling by invitation at 1 site in Taiwan. Per ClinicalTrials.gov, last updated 2026-01-08.

Sponsored by National Taiwan University Hospital · Observational

Study type
Observational
Model
Cohort
Time perspective
Other
Enrollment
300
Sex
All
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Study summary

Taiwan Registry for Leadless Pacemaker is a nationwide registry for leadless pacemaker performance in Taiwan.

Read the detailed description

The purpose of this registry is to investigate the safety and efficiency performance of the leadless pacemakers in Taiwan. The registry will collect all the information about the patient selection, implantation procedure, and follow up parameters of the leadless pacemakers to evaluate the real-world benefit specifically in Taiwan population.

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Conditions studied

  • Sick Sinus Syndrome
  • Atrioventricular Block

Keywords

  • Leadless Pacemaker
  • Taiwan
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In context

Sick Sinus Syndrome

93 studies on the registry are indexed under Sick Sinus Syndrome; 18 are open to participants now.

This study's planned enrollment of 300 is close to the median of 300 across 29 observational studies indexed under Sick Sinus Syndrome.

Browse Sick Sinus Syndrome studies →

Lead sponsor

National Taiwan University Hospital is the lead sponsor of 2,615 studies on the registry; 576 are open to participants now.

Of its 11 completed or terminated interventional studies of FDA-regulated products, 2 (18%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
Child (0–17), Adult (18–64), Older adult (65+)
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

who attempt or had successfully received a leadless pacemaker implantation

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. The patients who had successfully received leadless pacemaker implantation
  2. The patients who attempt to receive leadless pacemaker implantation

Exclusion criteria

Exclusion Criteria:

N/A

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Study design

Observational model
Cohort
Time perspective
Other
Enrollment
300 participants (estimated)
Patient registry
No

Interventions

  • DeviceLeadless Pacemaker

    Leadless pacemaker implantation

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What researchers measure

Primary outcomes

  1. Acute complication

    Any acute complication during procedure

    Time frame: On the 1 day of implant procedure

  2. Subacute complication

    Any subacute complication, including pacemaker syndrome

    Time frame: within 3 month after implant procedure

  3. Leadless Pacemaker performance

    The AV synchrony or pacemaker parameters

    Time frame: aroung 12 months after implant proceure

Secondary outcomes

  1. Successful implant

    The attempts of deployment in one procedure

    Time frame: 1 day

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Study locations

1 site
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References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 8, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT04926792
Collaborators
Taiwan Society of Cardiology, Chang Gung Memorial Hospital
Responsible party
Sponsor
First posted
Jun 15, 2021
Start date
Jan 19, 2022
Primary completion
Dec 31, 2028 (estimated)
Completion
Dec 31, 2028 (estimated)
Last update
Jan 8, 2026

Study contacts

Chih-Chieh Yu, MD.PhD
principal investigator · Taiwan Society of Cardiology

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes
View the source record on ClinicalTrials.gov ↗

Interested in this study?

Eligibility is decided by the study team. Share this record with your doctor or contact the team directly.

No contact was published for this record. The registry link below has the sponsor’s details.

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Discussion

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