510(k) · Cleared
ClearedUas Ultrasonic Aspirator System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Wells Johnson Co. · LFL Instrument, Ultrasonic Surgical
Cleared on Dec 9, 1997 after a 223-day review. FDA’s file for it is a 510(k) statement, which names no predicate.
- Decided
- Dec 9, 1997
- Review
- 223 days
- Class
- Class U
- Product code
- LFL
- Recalls
- None
- Predicates
- 0
FDA’s file for it is a 510(k) statement, which names no predicate.
Sources: FDA 510(k) database (decision fields), the FDA 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in LFL? 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 LFL device
- #1 K261448 neXus Ultrasonic Surgical Aspirator Systemscore 14.5 · 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?
FDA’s file for it is a 510(k) statement, which names no predicate.
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 LFL devicesLFL Instrument, Ultrasonic Surgical: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LFL
3in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LFL
176in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LFL
11in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LFL
3,857in 2025
MAUDE reports naming product code LFL, 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 | 7 | 99 | 0 | 2,236 |
| 2008 | 2 | — | 0 | 1,678 |
| 2009 | 1 | — | 0 | 3,324 |
| 2010 | 2 | — | 3 | 1,239 |
| 2011 | 3 | 241 | 2 | 1,053 |
| 2012 | 3 | 82 | 5 | 1,491 |
| 2013 | 5 | 73 | 0 | 2,430 |
| 2014 | 3 | 136 | 1 | 4,260 |
| 2015 | 4 | 99 | 1 | 2,777 |
| 2016 | 5 | 111 | 0 | 2,691 |
| 2017 | 2 | — | 1 | 3,267 |
| 2018 | 3 | 66 | 0 | 3,461 |
| 2019 | 4 | 103 | 42 | 3,153 |
| 2020 | 4 | 190 | 0 | 2,934 |
| 2021 | 6 | 83 | 1 | 3,289 |
| 2022 | 8 | 168 | 0 | 3,422 |
| 2023 | 4 | 104 | 2 | 4,215 |
| 2024 | 3 | 158 | 11 | 4,017 |
| 2025 | 3 | 176 | 0 | 3,857 |
| 2026 | 3 | 99 | 1 | — |
What is it indicated for?
The UAS is designed for use in the fragmentation, emulsification and aspiration of soft tissue in the following surgical specialties:
Neurosurgery
Gastrointestinal and affiliated Organ Surgery
Urological Surgery
Plastic and Reconstructive Surgery
General Surgery
Gynecology
Orthopedic Surgery
Indications for use read by OCR from a scanned FDA 510(k) statement, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K971580 · printed Nov 4, 2026
Cite this page
510(k) Report. “K971580: Uas Ultrasonic Aspirator System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K971580
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Page last updated Nov 3, 2026