510(k) Report

510(k) · Cleared

Cleared

Liaison 25 Total-D

K132492510(k) TraditionalCleared Sep 5, 201327-day reviewClass II21 CFR 862.1825

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

DiaSorin, Inc. · MRG System, Test, Vitamin D

Cleared on Sep 5, 2013 as substantially equivalent to K112725 (DiaSorin, Inc., 2012) and 1 other predicate after a 27-day review. Its family tree reaches back 3 generations to 2004.

Decided
Sep 5, 2013
Review
27 days
Class
Class II
Product code
MRG
Recalls
None
Predicates
2

Its longest line of descent runs back 3 generations to K032844 (2004). 4 ancestors in all. No later device cites it as a predicate yet.

  1. Root · 3 generations backK032844 Liaison 25 OH Vitamin DDiaSorin, Inc. · 2004 · Recalled
  2. 2 generations backK071480 Liaison 25 OH Vitamin D Total; Assay, Control Set and Specimen…DiaSorin, Inc. · 2007
  3. 1 generation backK090104 Liaison 25 OH Vitamin D Total Calibration Verifiers, Model: 310603DiaSorin, Inc. · 2009
  4. This deviceK132492 Liaison 25 Total-DDiaSorin, Inc. · 2013
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−3K032844Liaison 25 OH Vitamin DDiaSorin, Inc.20044
−2K071480Liaison 25 OH Vitamin D Total; Assay, Control Set and Specimen Diluent Set…DiaSorin, Inc.2007—
−1K090104Liaison 25 OH Vitamin D Total Calibration Verifiers, Model: 310603DiaSorin, Inc.2009—
0 (this device)K132492Liaison 25 Total-DDiaSorin, Inc.2013—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
201210
FIG. 1 — Lineage of K132492, 2004–2013Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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 MRG? 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 MRG device

  1. #1 K221817 ALFIS Vitamin D, ALFIS-3 Analyzerscore 8.7 · 10 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

What was it cleared against? (2)

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.

TypeNumberDeviceApplicantDecidedRecalls
*K112725Liaison 25 OH Vitamin D Total Assay
Summary page 1
…inical Chemistry (75) Product Code: MRG, JJX PREDICATE DEVICE: LIAISON® 25 OH Vitamin D TOTAL K1 12725 LIAISON® 25 OH Vitamin D Control K1 12725…
DiaSorin, Inc.2012—
*K090104Liaison 25 OH Vitamin D Total Calibration Verifiers, Model: 310603
Summary page 1
…ontrol K1 12725 LIAISON® 25 OH Vitamin D Calibration Verifier K090104 DEVICE DESCRIPTION: The LIAISON" 25 TOTAL-D consists of one Reagent Intergral with calibrators, which consists of: ______…
DiaSorin, Inc.2009—

Also cleared against K112725: 5 other devices →

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?

  • The line of descent spans 9 years and passes through 1 company; a new generation was cleared every 3.6 years on median.
  • 1 of the 4 ancestors has a recall of any class.
  • 5 other devices also cite its predicate K112725.

How does its category compare?

All MRG devices

MRG System, Test, Vitamin D: FDA decisions, review times, recalls and adverse event reports over 20 years. 2013, this device’s year, is highlighted.

FDA decisions per year · MRG

1in 2024

2007: 12008: 12010: 12011: 32012: 32013: 72014: 62015: 32016: 32017: 32018: 22019: 12020: 12021: 12023: 22024: 1
2007high 7 (2013) · low 0 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · MRG

120in 2017

2011: 227 days median2012: 122 days median2013: 231 days median2014: 159 days median2015: 264 days median2016: 147 days median2017: 120 days median
2007high 264 (2015) · low 120 (2017)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · MRG

2in 2025

2007: 12008: 22012: 32013: 12016: 22018: 22025: 2
2007high 3 (2012) · low 0 (2009)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · MRG

29in 2025

2009: 12011: 12012: 232013: 212014: 142015: 182016: 142017: 212018: 752019: 382020: 102021: 152022: 132023: 222024: 322025: 29
2007high 75 (2018) · low 0 (2007)2025

MAUDE reports naming product code MRG, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20071—10
20081—20
20090—01
20101—00
2011322701
20123122323
20137231121
20146159014
20153264018
20163147214
20173120021
20182—275
20191—038
20201—010
20211—015
20220—013
20232—022
20241—032
20250—229
20260—0—

What is it indicated for?

The LIAISON® 25 TOTAL-D assay is a chemiluminescent immunoassay (CLIA) intended for the quantitative determination of 25-hydroxyvitamin D and other hydroxylated vitamin D metabolites in human serum, EDTA and Lithium heparin plasma. The LIAISON® 25 TOTAL-D assay is to be used as an aid in the assessment of vitamin D sufficiency in adults. The DiaSorin LIAISON® 25 TOTAL-D is intended to be used on the LIAISON® XL Analyzer. The DiaSorin LIAISON® 25 TOTAL-D…

Read the full statement (134 words)

The LIAISON® 25 TOTAL-D assay is a chemiluminescent immunoassay (CLIA) intended for the quantitative determination of 25-hydroxyvitamin D and other hydroxylated vitamin D metabolites in human serum, EDTA and Lithium heparin plasma. The LIAISON® 25 TOTAL-D assay is to be used as an aid in the assessment of vitamin D sufficiency in adults. The DiaSorin LIAISON® 25 TOTAL-D is intended to be used on the LIAISON® XL Analyzer.

The DiaSorin LIAISON® 25 TOTAL-D Control Set is intended for use as assayed quality control samples to monitor the accuracy and precision of the DiaSorin LIAISON® 25 TOTAL-D assay.

The DiaSorin LIAISON® 25 TOTAL-D Calibration Verifiers are assayed quality control materials intended for use in the quantitative verification of calibration and reportable range of the LIAISON® 25 TOTAL-D assay when performed on the LIAISON® XL Analyzer.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K132492: Liaison 25 Total-D.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K132492

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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