510(k) · Cleared
ClearedEsr Control-HC Hematology Erythrocyte Sedimentation
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
R&D Systems, Inc. · JPK Mixture, Hematology Quality Control
Cleared on Jul 24, 1997 as substantially equivalent to K940430 (Medical Specialties Intl., Inc., 1995) after a 45-day review. Its family tree reaches back 1 generation to 1995.
- Decided
- Jul 24, 1997
- Review
- 45 days
- Class
- Class II
- Product code
- JPK
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K940430 (1995). No later device cites it as a predicate yet.
- Root · 1 generation backK940430 SedratrolMedical Specialties Intl., Inc. · 1995
- This deviceK972170 Esr Control-HC Hematology Erythrocyte SedimentationR&D Systems, Inc. · 1997
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K940430 | Sedratrol | Medical Specialties Intl., Inc. | 1995 | — |
| 0 (this device) | K972170 | Esr Control-HC Hematology Erythrocyte Sedimentation | R&D Systems, Inc. | 1997 | — |
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 JPK? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin 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 |
|---|---|---|---|
| * | K940430 | SedratrolSummary page 1…trademark of Medical Specialties International, Inc. 3610 Kennedy Road, South Plainfield, NJ 07080. The FDA document number for the predicate device, MSI HEMA-Trol™, is K940430. Device description: ESR Control-HC™ is an in vitro diagnostic reagent composed of mammalian erythrocytes suspended in a plasma… | 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.
- 1 other device also cites its predicate K940430.
How does its category compare?
All JPK devicesJPK Mixture, Hematology Quality Control: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · JPK
4in 2016
2026 to Oct 25, outlined.
Median 510(k) review, days · JPK
296in 2016
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · JPK
1in 2022
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · JPK
2in 2023
MAUDE reports naming product code JPK, 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 | 5 | 44 | 1 | 14 |
| 2008 | 0 | — | 0 | 1 |
| 2009 | 5 | 187 | 0 | 0 |
| 2010 | 4 | 267 | 2 | 5 |
| 2011 | 1 | — | 3 | 56 |
| 2012 | 2 | — | 1 | 2 |
| 2013 | 1 | — | 0 | 0 |
| 2014 | 2 | — | 0 | 1 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 4 | 296 | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 1 |
| 2020 | 0 | — | 1 | 1 |
| 2021 | 0 | — | 2 | 1 |
| 2022 | 0 | — | 1 | 0 |
| 2023 | 0 | — | 0 | 2 |
| 2024 | 0 | — | 0 | 0 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
It is an established laboratory procedure to use stable controls to monitor the performance of diagnostic tests. ESR Control-HC™ is a bi-level hematology control designed to document and monitor values obtained from HiChem Mini-VES and VES-Matic automated erythrocyte sedimentation rate analyzers.
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/K972170 · printed Nov 5, 2026
Cite this page
510(k) Report. “K972170: Esr Control-HC Hematology Erythrocyte Sedimentation.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K972170
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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