510(k) · Cleared
Recalled · Class III · 2020Models HRK-63-8 PMS and HRK-127-8 Knee Array Coils
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Mri Devices Corp. · MOS Coil, Magnetic Resonance, Specialty
Cleared on Nov 25, 2003 after a 15-day review. FDA’s file for it is a 510(k) statement, which names no predicate. 2 later devices descend from it. It has been recalled once.
- Decided
- Nov 25, 2003
- Review
- 15 days
- Class
- Class II
- Product code
- MOS
- Recalls
- 1
- Predicates
- 0
2 later devices descend from it, 2 citing it directly.
- This deviceK033567 Models HRK-63-8 PMS and HRK-127-8 Knee Array CoilsMri Devices Corp. · 2003
- Descendant · cites it directly · 0 of its ownK242879 dS Knee Coil 8ch 1.5TPhilips Medical Systems Nederland B.V. · 2024
- Descendant · cites it directly · 0 of its ownK233600 Smart Fit Knee 3.0TPhilips Healthcare (Suzhou) Co., Ltd. · 2024
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 |
|---|---|---|---|---|---|
| 0 (this device) | K033567 | Models HRK-63-8 PMS and HRK-127-8 Knee Array Coils | Mri Devices Corp. | 2003 | — |
| +1 | K242879 | dS Knee Coil 8ch 1.5T | Philips Medical Systems Nederland B.V. | 2024 | — |
| +1 | K233600 | Smart Fit Knee 3.0T | Philips Healthcare (Suzhou) Co., Ltd. | 2024 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2024 | 2 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in MOS? 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 MOS device
- #1 K253738 3.0T Air 32CH Hnascore 15.2 · 16 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against?
FDA’s file for it is a 510(k) statement, which names no predicate.
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)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Sep 14, 2020 | Class III | Z-0126-2021 | Labeling Change Control | The labels have been mistakenly printed with an IPX1 rating symbol. IPX ratings relate to protections that products have from water ingress. |
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Of its descendants, K242879 (Philips Medical Systems Nederland B.V., 2024) has gone furthest, with 0 descendants of its own.
How does its category compare?
All MOS devicesMOS Coil, Magnetic Resonance, Specialty: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · MOS
3in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MOS
59in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MOS
13in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MOS
2in 2025
MAUDE reports naming product code MOS, 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 | 16 | 19 | 0 | 4 |
| 2008 | 19 | 33 | 2 | 2 |
| 2009 | 10 | 43 | 0 | 5 |
| 2010 | 16 | 78 | 1 | 13 |
| 2011 | 25 | 57 | 0 | 7 |
| 2012 | 15 | 49 | 1 | 12 |
| 2013 | 7 | 87 | 0 | 10 |
| 2014 | 12 | 60 | 0 | 4 |
| 2015 | 6 | 58 | 2 | 5 |
| 2016 | 11 | 42 | 0 | 7 |
| 2017 | 9 | 63 | 0 | 9 |
| 2018 | 10 | 30 | 0 | 7 |
| 2019 | 3 | 178 | 8 | 8 |
| 2020 | 5 | 51 | 1 | 2 |
| 2021 | 4 | 41 | 0 | 3 |
| 2022 | 11 | 79 | 0 | 5 |
| 2023 | 10 | 59 | 0 | 4 |
| 2024 | 10 | 39 | 13 | 8 |
| 2025 | 3 | 59 | 0 | 2 |
| 2026 | 10 | 45 | 0 | — |
What is it indicated for?
To be used in conjunction with a Magnetic Resonance Scanner to produce
diagnostic images of the knee that can be interpreted by a trained physician.
Indications for use as stated in the FDA 510(k) statement.
https://510kreport.com/device/K033567 · printed Nov 6, 2026
Cite this page
510(k) Report. “K033567: Models HRK-63-8 PMS and HRK-127-8 Knee Array Coils.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K033567
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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