510(k) · Cleared
ClearedHeart 400 Ecg Transmitter
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Aerotel, Ltd. · DXH Transmitters And Receivers, Electrocardiograph, Telephone
Cleared on Jul 18, 1996 as substantially equivalent to K931020 (Aerotel, Ltd., 1995) after a 342-day review. Its family tree reaches back 1 generation to 1995.
- Decided
- Jul 18, 1996
- Review
- 342 days
- Class
- Class II
- Product code
- DXH
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K931020 (1995). No later device cites it as a predicate yet.
- Root · 1 generation backK931020 HEART 1001Aerotel, Ltd. · 1995
- This deviceK953762 Heart 400 Ecg TransmitterAerotel, Ltd. · 1996
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K931020 | HEART 1001 | Aerotel, Ltd. | 1995 | — |
| 0 (this device) | K953762 | Heart 400 Ecg Transmitter | Aerotel, Ltd. | 1996 | — |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in DXH? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new DXH device
- #1 K243438 MEMO Patch M (MPT-E08R-UNC01)score 12.9 · 9 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K931020 | HEART 1001Summary page 1…r that is capable of transmitting a 3-channe! ECG signal by means of a telephone to a central receiving station. 3. Predicate Device Aerotel Heart 1001 ECG Transmitter, K931020 4, Description The H400 is a battery powered 3-lead Transtelephonic ECG Transmitter which is intended to be used by the patient… | 1995 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Its one ancestor has no recall.
- 2 other devices also cite its predicate K931020.
How does its category compare?
All DXH devicesDXH Transmitters And Receivers, Electrocardiograph, Telephone: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · DXH
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DXH
322in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DXH
1in 2015
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · DXH
27in 2025
MAUDE reports naming product code DXH, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 3 | 202 | 0 | 0 |
| 2008 | 7 | 41 | 4 | 0 |
| 2009 | 2 | — | 0 | 1 |
| 2010 | 2 | — | 0 | 4 |
| 2011 | 0 | — | 3 | 1 |
| 2012 | 1 | — | 0 | 1 |
| 2013 | 3 | 206 | 0 | 1 |
| 2014 | 6 | 186 | 0 | 1 |
| 2015 | 4 | 142 | 1 | 0 |
| 2016 | 1 | — | 0 | 5 |
| 2017 | 5 | 150 | 0 | 4 |
| 2018 | 4 | 294 | 0 | 0 |
| 2019 | 6 | 177 | 0 | 0 |
| 2020 | 5 | 141 | 0 | 5 |
| 2021 | 3 | 107 | 0 | 2 |
| 2022 | 4 | 150 | 0 | 6 |
| 2023 | 1 | — | 0 | 4 |
| 2024 | 0 | — | 0 | 2 |
| 2025 | 4 | 322 | 0 | 27 |
| 2026 | 1 | — | 1 | — |
What is it indicated for?
The H400 is a battery powered 3-lead Transtelephonic ECG Transmitter which is intended to be used by the patient to transmit via the telephone a patient's electrocardiogram (ECG) to a receiving center such a Aerotel's Heartline 3000 (FDA # K930314) or equivalent. The device is not intended to be used for long-term monitoring or when the patient is not capable of actuating the device or the telephone.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K953762 · printed Nov 4, 2026
Cite this page
510(k) Report. “K953762: Heart 400 Ecg Transmitter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K953762
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026