510(k) · Cleared
ClearedeKuore Pro Series
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Chip Ideas Electronics S.L. · DQD Stethoscope, Electronic
Cleared on Oct 30, 2020 as substantially equivalent to K083903 (3M Company, 2009) after a 29-day review. Its family tree reaches back 5 generations to 1977. 2 later devices descend from it.
- Decided
- Oct 30, 2020
- Review
- 29 days
- Class
- Class II
- Product code
- DQD
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 5 generations to K771653 (1977). 7 ancestors in all. 2 later devices descend from it, 2 citing it directly.
- Root · 5 generations backK771653 Electronic Stethoscope3M Company · 1977
- 4 generations backK961848 3M Littmann Electronic StethoscopeMinnesota Mining and Mfg. Co. · 1997
- 3 generations backK041934 3M Littmann Electronic Stethoscope, Model 30003M Company · 2004
- 2 generations backK050159 Modification to: 3M Littmann Electronic Stethoscope, Model 30003M Company · 2005
- 1 generation backK083903 3M Littmann Electronic Stethoscope, Model 32003M Company · 2009
- This deviceK203007 eKuore Pro SeriesChip Ideas Electronics S.L. · 2020
- Descendant · cites it directly · 0 of its ownK211779 ES001 Digital stethoscope for general-purpose auscultation, ES002…Chip Ideas Electronics S.L. · 2022
- Descendant · cites it directly · 0 of its ownK212013 eKuore Pro 4T - REF EP0098Chip Ideas Electronics S.L. · 2021
Most influential descendants
Showing 2 of 2 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K771653 | Electronic Stethoscope | 3M Company | 1977 | — |
| −4 | K961848 | 3M Littmann Electronic Stethoscope | Minnesota Mining and Mfg. Co. | 1997 | — |
| −3 | K041934 | 3M Littmann Electronic Stethoscope, Model 3000 | 3M Company | 2004 | — |
| −2 | K050159 | Modification to: 3M Littmann Electronic Stethoscope, Model 3000 | 3M Company | 2005 | — |
| −1 | K083903 | 3M Littmann Electronic Stethoscope, Model 3200 | 3M Company | 2009 | — |
| 0 (this device) | K203007 | eKuore Pro Series | Chip Ideas Electronics S.L. | 2020 | — |
| +1 | K211779 | ES001 Digital stethoscope for general-purpose auscultation, ES002 Digital… | Chip Ideas Electronics S.L. | 2022 | — |
| +1 | K212013 | eKuore Pro 4T - REF EP0098 | Chip Ideas Electronics S.L. | 2021 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2001 | 1 | 0 |
| 2005 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
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 DQD? 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 DQD device
- #1 K200776 Eko COREscore 25.2 · 8 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 |
|---|---|---|---|
| * | K083903 | 3M Littmann Electronic Stethoscope, Model 3200Summary page 4…D Regulation Number: 870.1875 PREDICATE DEVICE Predicate Device (S): 3M Littmann Electronic Stethoscope Model 3200 (K083903) Rev 05 Page 1 of 8 K203007… | 2009 |
What descends from it? (2)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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?
- The line of descent spans 43 years and passes through 3 companies; a new generation was cleared every 7.1 years on median.
- None of the 7 ancestors has a recall.
- Of its descendants, K211779 (Chip Ideas Electronics S.L., 2022) has gone furthest, with 0 descendants of its own.
- 16 other devices also cite its predicate K083903.
How does its category compare?
All DQD devicesDQD Stethoscope, Electronic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2020, this device’s year, is highlighted.
FDA decisions per year · DQD
3in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DQD
89in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DQD
No recall names DQD since 2007.
Adverse event reports per year · DQD
1in 2024
MAUDE reports naming product code DQD, 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 | 2 | — | 0 | 0 |
| 2008 | 1 | — | 0 | 0 |
| 2009 | 6 | 161 | 0 | 0 |
| 2010 | 1 | — | 0 | 0 |
| 2011 | 4 | 107 | 0 | 1 |
| 2012 | 2 | — | 0 | 0 |
| 2013 | 5 | 70 | 0 | 1 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 2 | — | 0 | 0 |
| 2016 | 3 | 250 | 0 | 0 |
| 2017 | 4 | 109 | 0 | 0 |
| 2018 | 4 | 131 | 0 | 0 |
| 2019 | 4 | 262 | 0 | 0 |
| 2020 | 6 | 104 | 0 | 0 |
| 2021 | 4 | 137 | 0 | 0 |
| 2022 | 8 | 203 | 0 | 0 |
| 2023 | 10 | 132 | 0 | 0 |
| 2024 | 4 | 153 | 0 | 1 |
| 2025 | 3 | 89 | 0 | 0 |
| 2026 | 6 | 236 | 0 | — |
What is it indicated for?
The eKuore Pro Series is intended to be used as a part of a physical assessment of a patient by healthcare professionals for diagnostic decision support in clinical settings. eKuore Pro Series is intended for use on pediatric and adult patients. It can electronically filter and transfer sounds to the accompanying mobile software application.
It can be used to record heart sounds and cardiac murmurs, bruits, respiratory sounds and abdominal sounds during physical examination in normal patients or those with suspected diseases of the cardiac, vascular, pulmonary or abdominal organ systems.
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/K203007 · printed Nov 6, 2026
Cite this page
510(k) Report. “K203007: eKuore Pro Series.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K203007
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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