510(k) · Cleared
ClearedOlympus Neuroscope, Models S-1349/1, S-1349/2, S-1349/3 and S-1349/4
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Olympus Winter & Ibe GmbH · GWG Endoscope, Neurological
Cleared on Oct 8, 2002 as substantially equivalent to K971340 (Olympus Optical, Co., 1998) after a 235-day review. Its family tree reaches back 2 generations to 1993.
- Decided
- Oct 8, 2002
- Review
- 235 days
- Class
- Class II
- Product code
- GWG
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K923555 (1993). No later device cites it as a predicate yet.
View FIG. 1 as a table
Line of descent and top descendants
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 GWG? 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 GWG device
- #1 K211202 1688 4K Camera System, L11 LED Light Source…score 22.5 · 20 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin 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 |
|---|---|---|---|
| * | K971340 | Olympus Neuro Endoscope | 1998 |
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 3 companies; a new generation was cleared every 5.3 years on median.
- None of the 2 ancestors has a recall.
- 2 other devices also cite its predicate K971340.
How does its category compare?
All GWG devicesGWG Endoscope, Neurological: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · GWG
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · GWG
269in 2023
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · GWG
2in 2011
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · GWG
33in 2025
MAUDE reports naming product code GWG, 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 | 0 | — | 0 | 3 |
| 2008 | 2 | — | 0 | 5 |
| 2009 | 0 | — | 1 | 0 |
| 2010 | 0 | — | 0 | 1 |
| 2011 | 0 | — | 2 | 4 |
| 2012 | 0 | — | 0 | 7 |
| 2013 | 1 | — | 0 | 3 |
| 2014 | 2 | — | 0 | 19 |
| 2015 | 0 | — | 0 | 37 |
| 2016 | 2 | — | 0 | 25 |
| 2017 | 4 | 126 | 0 | 12 |
| 2018 | 4 | 128 | 0 | 16 |
| 2019 | 3 | 156 | 0 | 10 |
| 2020 | 2 | — | 0 | 19 |
| 2021 | 3 | 106 | 0 | 21 |
| 2022 | 0 | — | 0 | 12 |
| 2023 | 5 | 269 | 0 | 9 |
| 2024 | 1 | — | 0 | 9 |
| 2025 | 2 | — | 0 | 33 |
| 2026 | 4 | 217 | 0 | — |
What is it indicated for?
The Olympus Neuroendoscopes are intended for viewing the ventricles of the brain, for use in endoscopic assisted microsurgery for cerebral aneurysms, and shunt placement and for visualization of tumors, cysts and neurovascular compression syndromes.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K020507 · printed Nov 6, 2026
Cite this page
510(k) Report. “K020507: Olympus Neuroscope, Models S-1349/1, S-1349/2, S-1349/3 and S-1349/4.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K020507
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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