510(k) · Cleared
ClearedR-Test Evolution 3
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Novacor · MLO Electrocardiograph, Ambulatory, With Analysis Algorithm
Cleared on Jun 10, 2004 after a 78-day review. The FDA summary names no predicate by number.
- Decided
- Jun 10, 2004
- Review
- 78 days
- Class
- Class II
- Product code
- MLO
- Recalls
- None
- Predicates
- 0
The FDA summary names no predicate by number.
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 MLO? 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 MLO device
- #1 K261580 ZBPro Diagnostic (Version 2.0)score 13.8 · 7 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against?
The FDA summary names no predicate by number.
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.
How does its category compare?
All MLO devicesMLO Electrocardiograph, Ambulatory, With Analysis Algorithm: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · MLO
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MLO
238in 2011
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MLO
2in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MLO
4in 2025
MAUDE reports naming product code MLO, 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 | 1 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 5 |
| 2010 | 1 | — | 0 | 1 |
| 2011 | 3 | 238 | 0 | 1 |
| 2012 | 1 | — | 0 | 0 |
| 2013 | 2 | — | 0 | 0 |
| 2014 | 1 | — | 0 | 1 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 1 |
| 2018 | 1 | — | 0 | 1 |
| 2019 | 0 | — | 0 | 1 |
| 2020 | 2 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 1 |
| 2022 | 0 | — | 0 | 1 |
| 2023 | 0 | — | 0 | 1 |
| 2024 | 1 | — | 2 | 2 |
| 2025 | 1 | — | 0 | 4 |
| 2026 | 1 | — | 0 | — |
What is it indicated for?
The R-Test Evolution 3 is a miniature ambulatory ECG Event Recorder that is connected to the patient. As the R-Test Evolution (previous model), this version is capable of memorizing the most significant pathological events (symptomatic or silent) as well as the patient's continuous heart rate trend, and is capable of up to eight day ambulatory recording. The registered data could be sent by a modem or by an e-mail application software.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K040753 · printed Nov 3, 2026
Cite this page
510(k) Report. “K040753: R-Test Evolution 3.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K040753
Report an extraction error
Are you the manufacturer?
Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Page last updated Nov 3, 2026