Could a lighter sedation improve heart procedure recovery?
NCT ID NCT07621432
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study compares deep sedation using a combination of three drugs (dexmedetomidine, remimazolam, and remifentanil) to standard general anaesthesia for patients undergoing a procedure to treat atrial fibrillation (an irregular heartbeat). The goal is to see if deep sedation can make the procedure safer, more comfortable, and more efficient. Eighty adults with atrial fibrillation will be randomly assigned to one of the two groups.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- dexmedetomidine, remimazolam, and remifentanil
- What this could lead to
- If successful, this could show that deep sedation is a safe and effective alternative to general anaesthesia for this heart procedure, potentially improving patient comfort and hospital efficiency.
- What could go wrong
- This is a small, early-stage study with only 80 participants, so results may not apply to all patients. The sedation approach may not be as effective or safe as general anaesthesia in some cases.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 80 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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May 2026
An estimate. Start dates often move.
- Expected to finish
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Apr 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age 18 to 75 years, inclusive * Clinically diagnosed atrial fibrillation * Indicated for pulsed field ablation and scheduled for pulsed field ablation catheter procedure * Able and willing to provide written informed consent * Willing to comply with study procedures and follow-up requirements Exclusion Criteria: * Left atrial diameter \>55 mm * Presence of left atrial thrombus detected by transesophageal echocardiography * Contraindications to anticoagulation therapy
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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The Second Affiliated Hospital of Nanchang University
Nanchang, Jiangxi, 330006, China
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