Clinical trial Recruiting at 1 site Phase 4 Interventional

Comparing lenient and strict arm instructions after heart device surgery

Official title: A Randomized Trial of Lenient Versus Strict Arm Instruction Post Cardiac Device Surgery - LENIENT

Run by Ottawa Heart Institute Research Corporation · NCT04915261 · Data updated 2026-11-12

This study tests whether allowing more movement with the arms after heart device surgery can improve recovery and reduce complications for patients.

Quick facts

PhasePhase 4
Study typeInterventional
SexAll
Enrollment6300 (estimated)
SponsorOttawa Heart Institute Research Corporation
Academic / other
Locations1 site (Ottawa, Ontario)
StatusRecruiting
StartedAugust 19, 2021
Main results expectedAugust 1, 2029
Study endsAugust 1, 2030
Registry record updatedJuly 7, 2026
Trial IDNCT04915261 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include all patients undergoing surgery for the implantation of cardiac implantable electronic devices.

Probably not a fit

Patients undergoing standalone CIED generator replacement may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study investigates the impact of lenient versus strict arm restrictions on patients who have undergone cardiac device surgery. It aims to determine if reducing arm restrictions can enhance patient experience and lower complication rates post-operatively. The study employs a cluster crossover randomized design to compare outcomes between the two groups, focusing on complications such as lead dislodgement and device infection. The goal is to establish standardized postoperative arm restriction recommendations across hospitals.

Why it matters

Potential benefit: If successful, this study could lead to improved quality of life for patients by allowing more freedom of movement after cardiac device surgery.

How similar studies have gone: Other studies have explored postoperative care protocols, but this specific comparison of lenient versus strict arm restrictions is novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* all patients undergoing device surgery which includes implantation of at least one new endovascular lead

Exclusion Criteria:

* Standalone CIED generator replacement
* Subcutaneous implantable cardioverter defibrillators
* Leadless endocardial pacemakers
* Temporary permanent pacemakers

Where it's running

  • University of Ottawa Heart Institute
    Ottawa, Ontario, Canada
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.