PMA · Approved
Recalled · Class II · 2023Model 3100 Frequency Oscillatory Ventilator
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
ZOLL Medical Corporation · LSZ Ventilator, High Frequency
Approved on Mar 29, 1991 through premarket approval, which rests on the device’s own clinical evidence after a 541-day review. It has been recalled once.
- Decided
- Mar 29, 1991
- Review
- 541 days
- Class
- Class III
- Product code
- LSZ
- Recalls
- 1
PMA approvals rest on their own clinical evidence and do not claim a predicate, so this family tree starts here.
P890057 has 22 supplements since 1991: changes to the approved device, its labelling or its manufacturing, each approved separately.
PMA supplements approved per year
View FIG. 1 as a table
| Year | Supplements approved |
|---|---|
| 1991 | 1 |
| 1992 | 1 |
| 1995 | 3 |
| 1996 | 1 |
| 1997 | 2 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2005 | 2 |
| 2007 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2022 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Sources: FDA PMA database (decision fields and supplements), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in LSZ? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin the report
Does it have a predicate?
PMA decisions do not claim a predicate device.
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Oct 27, 2023 | Class II | Z-0488-2024 | Process control | Two patient circuits, 29028-003 and 29028-004, for the 3100 High Frequency Oscillatory ventilator that are only approved for use outside the U.S. were distributed in the U.S. |
No ancestor or descendant has a Class I recall.
How does its category compare?
All LSZ devicesLSZ Ventilator, High Frequency: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LSZ
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LSZ
Too few LSZ 510(k)s in any year since 2007 to give a median.
Recalls per year · LSZ
2in 2023
Class I (1 since 2007) Class II/III not classified
Adverse event reports per year · LSZ
72in 2025
MAUDE reports naming product code LSZ, 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 | 1 | — | 0 | 35 |
| 2008 | 0 | — | 0 | 58 |
| 2009 | 0 | — | 0 | 35 |
| 2010 | 1 | — | 2 | 35 |
| 2011 | 0 | — | 0 | 47 |
| 2012 | 1 | — | 1 (1) | 47 |
| 2013 | 3 | — | 0 | 34 |
| 2014 | 2 | — | 0 | 29 |
| 2015 | 4 | — | 0 | 195 |
| 2016 | 3 | — | 0 | 394 |
| 2017 | 3 | — | 0 | 140 |
| 2018 | 3 | — | 0 | 88 |
| 2019 | 3 | — | 0 | 88 |
| 2020 | 2 | — | 0 | 154 |
| 2021 | 3 | — | 0 | 224 |
| 2022 | 2 | — | 1 | 220 |
| 2023 | 4 | — | 2 | 186 |
| 2024 | 4 | — | 0 | 110 |
| 2025 | 2 | — | 0 | 72 |
| 2026 | 2 | — | 0 | — |
https://510kreport.com/device/P890057 · printed Nov 6, 2026
Cite this page
510(k) Report. “P890057: Model 3100 Frequency Oscillatory Ventilator.” Lineage record from FDA PMA data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/P890057
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Record history
- FDA decision record loaded May 2, 2026
- Page last updated Nov 3, 2026