510(k) · Cleared
ClearedUrological Biopsy Brush Set
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Cook, Inc. · FDX Endoscopic Cytology Brush
Cleared on Jun 1, 1977 after a 13-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 2 later devices descend from it.
- Decided
- Jun 1, 1977
- Review
- 13 days
- Class
- Class II
- Product code
- FDX
- Recalls
- None
- Predicates
- 0
2 later devices descend from it, 2 citing it directly.
Most influential descendants
Showing 2 of 2 · See allView FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K770913 | Urological Biopsy Brush Set | Cook, Inc. | 1977 | — |
| +1 | K191485 | Deflectable Brush Biopsy Set | Cook Incorporated | 2019 | — |
| +1 | K182231 | Brush Biopsy Set ; Deflectable Brush Biopsy Set | Cook Incorporated | 2019 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2019 | 2 | 0 |
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 FDX? 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 FDX device
- #1 K250993 Single Use Cytology Brush V (BC-V600P-3010)score 11.7 · 5 generations · no Class I recall
- #2 Held for the reportin the report
What was it cleared against?
FDA has not posted a summary or statement for it, so its predicates are not known.
What descends from it? (2)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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?
- Of its descendants, K191485 (Cook Incorporated, 2019) has gone furthest, with 0 descendants of its own.
How does its category compare?
All FDX devicesFDX Endoscopic Cytology Brush: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · FDX
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · FDX
144in 2019
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · FDX
2in 2022
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · FDX
11in 2025
MAUDE reports naming product code FDX, 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 | 6 |
| 2008 | 0 | — | 0 | 14 |
| 2009 | 0 | — | 0 | 37 |
| 2010 | 1 | — | 0 | 37 |
| 2011 | 0 | — | 0 | 36 |
| 2012 | 0 | — | 0 | 28 |
| 2013 | 0 | — | 0 | 45 |
| 2014 | 0 | — | 0 | 61 |
| 2015 | 1 | — | 0 | 62 |
| 2016 | 0 | — | 0 | 45 |
| 2017 | 2 | — | 0 | 44 |
| 2018 | 1 | — | 0 | 48 |
| 2019 | 4 | 144 | 0 | 67 |
| 2020 | 0 | — | 0 | 13 |
| 2021 | 0 | — | 1 | 19 |
| 2022 | 1 | — | 2 | 17 |
| 2023 | 0 | — | 0 | 17 |
| 2024 | 0 | — | 0 | 20 |
| 2025 | 1 | — | 0 | 11 |
| 2026 | 0 | — | 0 | — |
https://510kreport.com/device/K770913 · printed Nov 6, 2026
Cite this page
510(k) Report. “K770913: Urological Biopsy Brush Set.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K770913
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Record history
- FDA decision record loaded May 2, 2026
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026