510(k) Report

510(k) · Cleared

Recalled · Class II · 2015

Microscan Microstrep Plus, Model B1027-201

K091949510(k) SpecialCleared Jan 26, 2010209-day reviewClass II21 CFR 866.1640Recalls 3

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

Siemens Healthcare Diagnostics · LTT Panels, Test, Susceptibility, Antimicrobial

Cleared on Jan 26, 2010 after a 209-day review. The FDA summary names its predicate without a number. It has been recalled 3 times.

Decided
Jan 26, 2010
Review
209 days
Class
Class II
Product code
LTT
Recalls
3
Predicates
0

The FDA summary names its predicate without a number.

FIG. 1 — Lineage of K091949Source: FDA 510(k) database · How lineage is built

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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 LTT? 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 LTT device

  1. #1 K243804 MicroScan Dried Gram-Negative MIC/Combo Panels…score 10.8 · 4 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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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.

TypeNumberDeviceApplicantDecidedRecalls
*—MicroScan® MICroSTREP plus®Panels
Named without a submission 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)

Recalls of this device

DateClassRecallRoot causeReason
Sep 10, 2015Class IIZ-0108-2016Equipment maintenanceBeckman Coulter is recalling MICroSTREP plus 1 and MICroSTREP plus 2 panels because a manufacturing error may lead to antimicrobic degradation and the potential for elevated or false resistant results.
Sep 10, 2015Class IIZ-0109-2016Equipment maintenanceBeckman Coulter is recalling MICroSTREP plus 1 and MICroSTREP plus 2 panels because a manufacturing error may lead to antimicrobic degradation and the potential for elevated or false resistant results.
Mar 6, 2013Class IIZ-1272-2013Under Investigation by firmCustomer complaint investigation confirmed the issue of false skipped wells and false susceptible misreads with A. agalactiae affecting multiple antimicrobial agents on MicroScan Microbiology Systems.

No ancestor or descendant has a Class I recall.

How does its category compare?

All LTT devices

LTT Panels, Test, Susceptibility, Antimicrobial: FDA decisions, review times, recalls and adverse event reports over 20 years. 2010, this device’s year, is highlighted.

FDA decisions per year · LTT

3in 2025

2009: 22010: 12011: 12013: 22015: 12017: 42019: 12020: 42025: 3
2007high 4 (2017) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LTT

219in 2025

2017: 132 days median2020: 90 days median2025: 219 days median
2007high 219 (2025) · low 90 (2020)2026

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

Recalls per year · LTT

7in 2015

2015: 7
2007high 7 (2015) · low 0 (2007)2026

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

Adverse event reports per year · LTT

3in 2017

2007: 72008: 42009: 12010: 12011: 12013: 52014: 92015: 102016: 12017: 3
2007high 10 (2015) · low 0 (2012)2025

MAUDE reports naming product code LTT, 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
20070—07
20080—04
20092—01
20101—01
20111—01
20120—00
20132—05
20140—09
20151—710
20160—01
2017413203
20180—00
20191—00
202049000
20210—00
20220—00
20230—00
20240—00
2025321900
20260—0—

What is it indicated for?

The MicroScano MICroSTREP pluso Panel is used to determine quantitative and/or qualitative antimicrobial agent susceptibility of colonies grown on solid media of aerobic streptococci, including Streptococcus pneumoniae. After inoculation, panels are incubated for 20 - 24 hours at 350 C +/- 1 C in a non-CO2 incubator, and read either visually or with MicroScan® WalkAway instrument. This particular submission is-for the evaluation of antimicrobial agent…

Read the full statement (122 words)

The MicroScano MICroSTREP pluso Panel is used to determine quantitative and/or qualitative antimicrobial agent susceptibility of colonies grown on solid media of aerobic streptococci, including Streptococcus pneumoniae. After inoculation, panels are incubated for 20 - 24 hours at 350 C +/- 1 C in a non-CO2 incubator, and read either visually or with MicroScan® WalkAway instrument.

This particular submission is-for the evaluation of antimicrobial agent penicillin on the MicroScan® MIC~roSTREP plus® Panel utilizing the updated Streptococcuspneumoniae meningitis interpretative criteria (S <0006, R> 0. 12) and non-meningitis interpretative criteria (S <2, 1 =4 R Ž8).

The organisms which may be used for Penicillin susceptibility testing in this panel are:

Streptococcuspneumoniae

Streptococci (Groups A, C, G, H, L and M)

Streptococcus agalactiae

Viridans Streptococci

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K091949: Microscan Microstrep Plus, Model B1027-201.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K091949

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Page last updated Nov 3, 2026