510(k) · Cleared
ClearedNeurosearch-24 or NRS-24
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Lexicor Medical Technology, Inc. · OLT Non-Normalizing Quantitative Electroencephalograph Software
Cleared on Feb 8, 1995 after a 1,136-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.
- Decided
- Feb 8, 1995
- Review
- 1,136 days
- Class
- Class II
- Product code
- OLT
- Recalls
- None
- Predicates
- 0
FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.
Sources: FDA 510(k) database (decision fields), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in OLT? 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 OLT device
- #1 K253767 UB ERP Systemscore 14.9 · 12 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 lists a 510(k) statement for it but has not posted the file, so its predicates are not known.
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.
How does its category compare?
All OLT devicesOLT Non-Normalizing Quantitative Electroencephalograph Software: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · OLT
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · OLT
266in 2015
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · OLT
No recall names OLT since 2007.
Adverse event reports per year · OLT
3in 2025
MAUDE reports naming product code OLT, 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 | 1 | — | 0 | 0 |
| 2008 | 2 | — | 0 | 0 |
| 2009 | 2 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 1 | — | 0 | 0 |
| 2014 | 1 | — | 0 | 0 |
| 2015 | 5 | 266 | 0 | 0 |
| 2016 | 0 | — | 0 | 1 |
| 2017 | 0 | — | 0 | 2 |
| 2018 | 0 | — | 0 | 7 |
| 2019 | 2 | — | 0 | 2 |
| 2020 | 1 | — | 0 | 1 |
| 2021 | 0 | — | 0 | 6 |
| 2022 | 2 | — | 0 | 4 |
| 2023 | 0 | — | 0 | 5 |
| 2024 | 1 | — | 0 | 4 |
| 2025 | 2 | — | 0 | 3 |
| 2026 | 3 | 217 | 0 | — |
https://510kreport.com/device/K915820 · printed Nov 5, 2026
Cite this page
510(k) Report. “K915820: Neurosearch-24 or NRS-24.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K915820
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Record history
- FDA decision record loaded May 2, 2026
- Page last updated Nov 3, 2026