510(k) · Cleared
ClearedZeolite Hemostatic Cotton
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Hangzhou Zeo-Innov Life Technology Co., Ltd. · QSY Hemostatic Wound Dressing Without Thrombin Or Other Biologics
Cleared on May 2, 2023 as substantially equivalent to K211570 (Hangzhou Zeo-Innov Life Technology Co., Ltd., 2022) after a 162-day review. Its family tree reaches back 7 generations to 2000.
- Decided
- May 2, 2023
- Review
- 162 days
- Class
- Class U
- Product code
- QSY
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 7 generations to K002550 (2000). 10 ancestors in all, the oldest K821150 (1982). No later device cites it as a predicate yet.
- Root · 7 generations backK002550 RDH BandageMarine Polymer Technologies, Inc. · 2000
- 6 generations backK013390 QuickclotOn Site Gas Systems, Inc. · 2002
- 5 generations backK051955 Quickclot Acs - Accelerated Clotting SpongeZ-Medica Corporation · 2005
- 4 generations backK061767 Quikclot 1ST Response & Quikclot Acs+Z-Medica Corporation · 2006
- 3 generations backK070010 Quikclot Sport and Quikclot Sport SilverZ-Medica Corporation · 2007
- 2 generations backK072474 Quikclot EXZ-Medica Corporation · 2007 · Recalled
- 1 generation backK211570 Zeolite Hemostatic GauzeHangzhou Zeo-Innov Life Technology Co., Ltd. · 2022
- This deviceK223495 Zeolite Hemostatic CottonHangzhou Zeo-Innov Life Technology Co., Ltd. · 2023
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −7 | K002550 | RDH Bandage | Marine Polymer Technologies, Inc. | 2000 | — |
| −6 | K013390 | Quickclot | On Site Gas Systems, Inc. | 2002 | — |
| −5 | K051955 | Quickclot Acs - Accelerated Clotting Sponge | Z-Medica Corporation | 2005 | — |
| −4 | K061767 | Quikclot 1ST Response & Quikclot Acs+ | Z-Medica Corporation | 2006 | — |
| −3 | K070010 | Quikclot Sport and Quikclot Sport Silver | Z-Medica Corporation | 2007 | — |
| −2 | K072474 | Quikclot EX | Z-Medica Corporation | 2007 | 1 |
| −1 | K211570 | Zeolite Hemostatic Gauze | Hangzhou Zeo-Innov Life Technology Co., Ltd. | 2022 | — |
| 0 (this device) | K223495 | Zeolite Hemostatic Cotton | Hangzhou Zeo-Innov Life Technology Co., Ltd. | 2023 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1982 | 1 | 0 |
| 1998 | 1 | 0 |
| 2002 | 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.
Planning a device in QSY? 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 QSY device
- #1 K240713 Traumagel®score 15.1 · 5 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 |
|---|---|---|---|
| * | K211570 | Zeolite Hemostatic GauzeSummary page 4…ls of Zeolite Hemostatic Cotton, and the size ranges from 0.1g to 10g. The difference between each model is weight. 4. Identification of Predicate Device 510(k) number: K211570 Product Name: Zeolite Hemostatic Gauze 1 / 6 510(k)Summary… | 2022 |
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 23 years and passes through 4 companies; a new generation was cleared every 1.2 years on median.
- 1 of the 10 ancestors has a recall of any class.
How does its category compare?
All QSY devicesQSY Hemostatic Wound Dressing Without Thrombin Or Other Biologics: FDA decisions, review times, recalls and adverse event reports over 20 years. 2023, this device’s year, is highlighted.
FDA decisions per year · QSY
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · QSY
142in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · QSY
No recall names QSY since 2007.
Adverse event reports per year · QSY
14in 2025
MAUDE reports naming product code QSY, 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 | 13 | 63 | 0 | 0 |
| 2008 | 7 | 61 | 0 | 0 |
| 2009 | 9 | 55 | 0 | 0 |
| 2010 | 7 | 75 | 0 | 0 |
| 2011 | 8 | 137 | 0 | 0 |
| 2012 | 7 | 239 | 0 | 0 |
| 2013 | 3 | 161 | 0 | 0 |
| 2014 | 6 | 249 | 0 | 0 |
| 2015 | 6 | 171 | 0 | 0 |
| 2016 | 5 | 161 | 0 | 0 |
| 2017 | 1 | — | 0 | 0 |
| 2018 | 5 | 186 | 0 | 0 |
| 2019 | 4 | 336 | 0 | 0 |
| 2020 | 1 | — | 0 | 0 |
| 2021 | 1 | — | 0 | 0 |
| 2022 | 2 | — | 0 | 1 |
| 2023 | 7 | 586 | 0 | 0 |
| 2024 | 4 | 142 | 0 | 3 |
| 2025 | 2 | — | 0 | 14 |
| 2026 | 2 | — | 0 | — |
What is it indicated for?
Prescription Use: Zeolite Hemostatic Cotton is intended for temporary external use to control traumatic bleeding.
Over-The-Counter Use: Zeolite Hemostatic Cotton is intended for temporary external use to stop bleeding of superficial wounds, minor cuts, and abrasions.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K223495 · printed Nov 4, 2026
Cite this page
510(k) Report. “K223495: Zeolite Hemostatic Cotton.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K223495
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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