CLASS III ONGOING Device recall · Reported 4 Dec 2024 · FDA Enforcement Report
Merlin@home with the MerlinOnDemand capability Transmitter recalled
Abbott Medical is recalling Merlin@home with the MerlinOnDemand capability Transmitter, distributed nationwide in the US. The recall was initiated on 1 Oct 2024 and the FDA has classified it as Class III.
Check your package
Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.
Recall details
- Recall number
- Z-0552-2025
- FDA event ID
- 95557
- Recalling firm
- Abbott Medical, Sylmar, CA
- Classification
- Class III
- Status
- Ongoing
- Recall initiated
- 1 Oct 2024
- FDA classified
- 26 Nov 2024
- Reported
- 4 Dec 2024
- Type
- Voluntary: Firm initiated
- Customers notified by
- Visit
- Reason category
- Device Malfunction
- Device type
- Other Medical Devices
Timeline
| 1 Oct 2024 | Recall initiated by company | |
| 26 Nov 2024 | Classified by FDA | +56 days |
| 4 Dec 2024 | Published in enforcement report | +8 days |
Companies usually start a recall weeks before the FDA classifies and publishes it; the gap above is that lag.
Reason for recall
Due to heart transmitter not being able to upgrade to the current software version in the field after experiencing a power interruption during a prior over-the-wire software download.
Device recalls are issued when a component, software or design fault could cause the device to fail or give wrong readings. Many are corrections applied in the field rather than physical returns.
Product as listed by the FDA
Merlin@home with the MerlinOnDemand capability Transmitter REF EX1150 Merlin@home with the MerlinOnDemand" (MoD) capability is a transmitter configured for multiple patient use. It can receive information from an implantable heart device in unpaired mode. With MoD capability, the transmitter will retrieve full follow-up data or retrieve data for display on the Merlin.net" Patient Care Network (PCN). The MoD capability enables clinicians to do the following: . support remote care patients in emergency rooms and heart failure clinics . triage patients for in clinic follow-ups . support patients in a clinical setting with Merlin.net PCN
Where it was distributed
Worldwide - U.S. Nationwide distribution in the states of ALABAMA, ALASKA, ARKANSAS, CALIFORNIA, COLORADO, CONNECTICUT, DISTRICT OF COLUMBIA, FLORIDA, GEORGIA, ILLINOIS, INDIANA, KENTUCKY, MICHIGAN, MISSISSIPPI, MISSOURI, MONTANA, NEBRASKA, NEW JERSEY, NEW YORK, NORTH CAROLINA, OHIO, OREGON, PENNSYLVANIA, SOUTH CAROLINA, TENNESSEE, TEXAS, VIRGINIA, WASHINGTON and WISCONSIN. The country of Australia.
Nationwide AlaskaAlabamaArkansasCaliforniaColoradoConnecticutDistrict of ColumbiaFloridaGeorgiaIllinoisIndianaKentuckyMichiganMissouriMississippiMontanaNorth CarolinaNebraskaNew JerseyNew York
Questions about this recall
Is Merlin@home with the MerlinOnDemand capability Transmitter recalled?
Yes. Abbott Medical recalled Merlin@home with the MerlinOnDemand capability Transmitter on 1 Oct 2024. The recall is Class III and its status is Ongoing. Recall number Z-0552-2025.
Why was it recalled?
Due to heart transmitter not being able to upgrade to the current software version in the field after experiencing a power interruption during a prior over-the-wire software download.
Which lots are affected?
Model Number: EX1150 UDI-DI code: Pending Serial Numbers: Pending
Where was it sold?
Worldwide - U.S. Nationwide distribution in the states of ALABAMA, ALASKA, ARKANSAS, CALIFORNIA, COLORADO, CONNECTICUT, DISTRICT OF COLUMBIA, FLORIDA, GEORGIA, ILLINOIS, INDIANA, KENTUCKY, MICHIGAN, MISSISSIPPI, MISSOURI, MONTANA, NEBRASKA, NEW JERSEY, NEW YORK, NORTH CAROLINA, OHIO, OREGON, PENNSYLVANIA, SOUTH CAROLINA, TENNESSEE, TEXAS, VIRGINIA, WASHINGTON and WISCONSIN. The country of Australia.
What should I do if I have it?
Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.
What does Class III mean?
Class III recalls are for products unlikely to cause any adverse health consequence, usually labelling or quality issues.
Read the official FDA notice · Source record retrieved 21 Sep 2026. The FDA describes openFDA data as unvalidated; the official notice takes precedence. This page reports the record and gives no medical advice.
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