510(k) · Cleared
ClearedRenaFlex Single-use Flexible Ureteroscope (SUURF-V Standard); RenaFlex Single-use Flexible Ureteroscope (SUURF-VR Reverse); Video System Center for Single-use Endoscopes (CV-S1)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Gyrus Acmi, Inc. · FGB Ureteroscope And Accessories, Flexible/Rigid
Cleared on Mar 25, 2024 as substantially equivalent to K153049 (Boston Scientific Corporation, 2015) after a 178-day review. Its family tree reaches back 8 generations to 1993. 1 of the 26 devices in its family, counting itself, has a Class I recall.
- Decided
- Mar 25, 2024
- Review
- 178 days
- Class
- Class II
- Product code
- FGB
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 8 generations to K931154 (1993). 25 ancestors in all, the oldest K843084 (1985). No later device cites it as a predicate yet. 1 of the 26 devices in this family, counting this one, has a Class I recall.
- Root · 8 generations backK931154 Evis 200 SystemOlympus Corp. · 1993
- 7 generations backK963033 BF 240/P240/IT240 Bronchovideoscope & AccessoriesOlympus America, Inc. · 1996 · Recalled
- 6 generations backK981543 Olympus LF-TP and LF-DP Tracheal Intubation Fiberscopes, Accessories…The Olympus Optical Co. · 1998 · Recalled
- 5 generations backK021074 Visera Cystovideoscope Olympus Cyf Type V/VAOlympus America, Inc. · 2002
- 4 generations backK030960 Ecn Electronic Video CystonephroscopeAcmi Corporation · 2003
- 3 generations backK042225 Acmi Invisio Icn, Models Icn-0564 and Icn-0565Acmi Corporation · 2004
- 2 generations backK060269 Acmi Dur-Digital Ureteroscope and Choledochoscope SystemAcmi Corporation · 2006
- 1 generation backK153049 LithoVue SystemBoston Scientific Corporation · 2015
- This deviceK233275 RenaFlex Single-use Flexible Ureteroscope (SUURF-V Standard)…Gyrus Acmi, Inc. · 2024
Class I recalls in this family
- K912120 Urf-P2 Ureterorenofiberscope/Choledochofiberscope6 generations back · 1991
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −8 | K931154 | Evis 200 System | Olympus Corp. | 1993 | — |
| −7 | K963033 | BF 240/P240/IT240 Bronchovideoscope & Accessories | Olympus America, Inc. | 1996 | 6 |
| −6 | K981543 | Olympus LF-TP and LF-DP Tracheal Intubation Fiberscopes, Accessories and… | The Olympus Optical Co. | 1998 | 5 |
| −5 | K021074 | Visera Cystovideoscope Olympus Cyf Type V/VA | Olympus America, Inc. | 2002 | — |
| −4 | K030960 | Ecn Electronic Video Cystonephroscope | Acmi Corporation | 2003 | — |
| −3 | K042225 | Acmi Invisio Icn, Models Icn-0564 and Icn-0565 | Acmi Corporation | 2004 | — |
| −2 | K060269 | Acmi Dur-Digital Ureteroscope and Choledochoscope System | Acmi Corporation | 2006 | — |
| −1 | K153049 | LithoVue System | Boston Scientific Corporation | 2015 | — |
| 0 (this device) | K233275 | RenaFlex Single-use Flexible Ureteroscope (SUURF-V Standard); RenaFlex… | Gyrus Acmi, Inc. | 2024 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 2 | 0 |
| 1991 | 2 | 1 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1995 | 3 | 0 |
| 1997 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
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.
1 device in this family has a Class I recall. 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 FGB device
- #1 K251951 Single-Use Video Flexible Ureterorenoscope…score 16.2 · 10 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 |
|---|---|---|---|
| * | K153049 | LithoVue SystemSummary page 5…nd Accessories/Flexible/Rigid Model Number: SUURF-V, SUURF- VR and CV-S1 Predicate Device Boston Scientific, Inc. LithoVue System K153049 Product Description The RenaFlex Single-use Flexible Ureteroscope System will provide visualization and access for diagnostic a… | 2015 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (1 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K912120Urf-P2 Ureterorenofiberscope/CholedochofiberscopeOlympus Corp. · 1991 · 6 generations back · ◆ in the 1991 ancestors bar of FIG. 11 Class I recall
What does this lineage say?
- The line of descent spans 31 years and passes through 6 companies; a new generation was cleared every 2.9 years on median.
- 7 of the 25 ancestors have a recall of any class; 1 has a Class I recall.
- 6 other devices also cite its predicate K153049.
How does its category compare?
All FGB devicesFGB Ureteroscope And Accessories, Flexible/Rigid: FDA decisions, review times, recalls and adverse event reports over 20 years. 2024, this device’s year, is highlighted.
FDA decisions per year · FGB
17in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · FGB
134in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · FGB
15in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · FGB
1,307in 2025
MAUDE reports naming product code FGB, 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 | 7 |
| 2009 | 0 | — | 0 | 4 |
| 2010 | 0 | — | 0 | 20 |
| 2011 | 0 | — | 0 | 17 |
| 2012 | 2 | — | 0 | 11 |
| 2013 | 1 | — | 0 | 8 |
| 2014 | 2 | — | 0 | 12 |
| 2015 | 1 | — | 0 | 16 |
| 2016 | 0 | — | 0 | 35 |
| 2017 | 2 | — | 0 | 142 |
| 2018 | 4 | 191 | 0 | 118 |
| 2019 | 2 | — | 0 | 207 |
| 2020 | 2 | — | 0 | 402 |
| 2021 | 3 | 191 | 0 | 325 |
| 2022 | 5 | 205 | 4 | 455 |
| 2023 | 8 | 183 | 1 | 458 |
| 2024 | 16 | 217 | 15 | 572 |
| 2025 | 17 | 134 | 0 | 1,307 |
| 2026 | 9 | 140 | 1 | — |
What is it indicated for?
The RenaFlexTM Single-use Flexible Ureteroscope is intended to be used to visualize organs, cavities, and canals in the urinary tract (urethra, bladder, ureter, calyces and renal papillae) via transurethral or percutaneous access routes. It can also be used with endoscopic accessories to perform various diagnostic and therapeutic procedures in the urinary tract.
The Video System Center for Single Use Endoscopes is intended to provide illumination and receive, process, and output images from the compatible Olympus endoscope for diagnostics, treatment, and observation.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K233275 · printed Nov 6, 2026
Cite this page
510(k) Report. “K233275: RenaFlex Single-use Flexible Ureteroscope (SUURF-V Standard); RenaFlex Single-use Flexible Ureteroscope (SUURF-VR Reverse); Video System Center for Single-use Endoscopes (CV-S1).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K233275
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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