510(k) Report

510(k) · Cleared

Cleared

pAguaMedicina PERSISTENT Structural Hydrogel Ureteral Stent

K172289510(k) SpecialCleared Oct 4, 201765-day reviewClass II21 CFR 876.4620

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

Q Urological Corporation · FAD Stent, Ureteral

Cleared on Oct 4, 2017 as substantially equivalent to K163068 (Q Urological Corporation, 2016) after a 65-day review. Its family tree reaches back 2 generations to 2010.

Decided
Oct 4, 2017
Review
65 days
Class
Class II
Product code
FAD
Recalls
None
Predicates
1

Its longest line of descent runs back 2 generations to K082805 (2010). No later device cites it as a predicate yet.

  1. Root · 2 generations backK082805 Paguamedicina Structural Hydrogel Pediatric Ureteral Stent, Model…Q Urological Corporation · 2010
  2. 1 generation backK163068 pAguaMedicina PERSISTENT Structural Hydrogel Ureteral StentQ Urological Corporation · 2016
  3. This deviceK172289 pAguaMedicina PERSISTENT Structural Hydrogel Ureteral StentQ Urological Corporation · 2017
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−2K082805Paguamedicina Structural Hydrogel Pediatric Ureteral Stent, Model NP330-XXXQ Urological Corporation2010—
−1K163068pAguaMedicina PERSISTENT Structural Hydrogel Ureteral StentQ Urological Corporation2016—
0 (this device)K172289pAguaMedicina PERSISTENT Structural Hydrogel Ureteral StentQ Urological Corporation2017—
FIG. 1 — Lineage of K172289, 2010–2017Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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 FAD? 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 FAD device

  1. #1 K251890 Disposable Ureteral Stentsscore 12.4 · 6 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
*K163068pAguaMedicina PERSISTENT Structural Hydrogel Ureteral Stent
Summary page 5
…cations and are considered 1;o The manufacturing methods, procpss paramet system (QSR - 21 CFR 820) used for all pAg Hydrogel Ureteral Stents are the dame as thos K1630681. Q Urological Corporation i 93 West Stleet. / Suite…
Q Urological Corporation2016—

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 7 years and passes through 1 company; a new generation was cleared every 6.9 years on median.
  • None of the 2 ancestors has a recall.

How does its category compare?

All FAD devices

FAD Stent, Ureteral: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.

FDA decisions per year · FAD

4in 2025

2007: 12008: 12010: 12014: 12016: 42017: 82018: 92019: 52020: 12021: 22022: 52024: 12025: 42026 (partial year): 1
2007high 9 (2018) · low 0 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · FAD

186in 2025

2016: 143 days median2017: 266 days median2018: 258 days median2019: 263 days median2022: 143 days median2025: 186 days median
2007high 266 (2017) · low 143 (2016)2026

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

Recalls per year · FAD

4in 2025

2007: 12008: 222009: 22010: 12016: 42019: 62020: 22021: 12022: 92025: 4
2007high 22 (2008) · low 0 (2011)2026

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

Adverse event reports per year · FAD

634in 2025

2007: 432008: 762009: 1232010: 782011: 952012: 1312013: 822014: 782015: 1302016: 1822017: 2652018: 2772019: 2612020: 3522021: 5312022: 5592023: 6912024: 6032025: 634
2007high 691 (2023) · low 43 (2007)2025

MAUDE reports naming product code FAD, 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
20071—143
20081—2276
20090—2123
20101—178
20110—095
20120—0131
20130—082
20141—078
20150—0130
201641434182
201782660265
201892580277
201952636261
20201—2352
20212—1531
202251439559
20230—0691
20241—0603
202541864634
20261—0—

What is it indicated for?

The pAguaMedicina™ PERSISTENT™ Structural Hydrogel Ureteral Stent is used to facilitate drainage from the kidney to the bladder and stenting of the ureter in patients not less than 2 years old. The Stent may be placed using endoscopic, percutaneous or open surgical techniques. The Stent should not be implanted for more than 30 days. This product is not intended as a permanent indwelling device.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K172289: pAguaMedicina PERSISTENT Structural Hydrogel Ureteral Stent.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K172289

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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