510(k) · Cleared
Recalled · Class II · 2022Restrata Wound Matrix
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Acera Surgical, Inc. · QSZ Absorbable Synthetic Wound Dressing
Cleared on Apr 26, 2017 as substantially equivalent to K132397 (W. L. Gore & Associates, Inc., 2014) and 1 other predicate after an 85-day review. Its family tree reaches back 9 generations to 1985. 4 later devices descend from it. It has been recalled once.
- Decided
- Apr 26, 2017
- Review
- 85 days
- Class
- Class U
- Product code
- QSZ
- Recalls
- 1
- Predicates
- 2
Its longest line of descent runs back 9 generations to K842066 (1985). 81 ancestors in all, the oldest K810428 (1981). 4 later devices descend from it, 4 citing it directly.
- Root · 9 generations backK842066 Peri-Guard Pericardial PatchGenetic Laboratories, Inc. · 1985
- 5 generations between
- 3 generations backK033671 Gore Bioabsorbable MeshW. L. Gore & Associates, Inc. · 2003
- 2 generations backK083266 Gore Bio-a Fistula PlugW. L. Gore & Associates, Inc. · 2009
- 1 generation backK132397 Gore Bio-a Wound MatrixW. L. Gore & Associates, Inc. · 2014
- This deviceK170300 Restrata Wound MatrixAcera Surgical, Inc. · 2017
- Descendant · cites it directly · 1 of its ownK193583 Restrata®Acera Surgical, Inc. · 2020 · Recalled
- Descendant · cites it directly · 0 of its ownK254256 LUOFUCON® Wound MatrixHuizhou Foryou Medical Devices Co., Ltd. · 2026
- Descendant · cites it directly · 0 of its ownK260020 Redermo Wound MatrixBeijing Kreate Medical Co., Ltd. · 2026
- Descendant · cites it directly · 0 of its ownK223725 Restrata® MiniMatrixAcera Surgical, Inc. · 2023
Show all 9 generations
- Root · 9 generations backK842066 Peri-Guard Pericardial PatchGenetic Laboratories, Inc. · 1985
- 8 generations backK961811 Peri-Guard PericardiumBio-Vascular, Inc. · 1996
- 7 generations backK983162 Peri-Guard, CV Peri-Guard, Ocu-Guard, Supple Peri-Guard, Peri-Strips…Bio-Vascular, Inc. · 1998 · Recalled
- 6 generations backK992537 Peri-Strips-Sleeve, Peri-Strips-Strip and Peri-Strips Dry…Bio-Vascular, Inc. · 2000
- 5 generations backK014183 Afb (Absorbable Foam Buttress)J&J Corporate Biomaterials Center · 2002
- 4 generations backK030782 Seamguard Bioabsorbable Staple Line Reinforcement MaterialW. L. Gore & Associates, Inc. · 2003
- 3 generations backK033671 Gore Bioabsorbable MeshW. L. Gore & Associates, Inc. · 2003
- 2 generations backK083266 Gore Bio-a Fistula PlugW. L. Gore & Associates, Inc. · 2009
- 1 generation backK132397 Gore Bio-a Wound MatrixW. L. Gore & Associates, Inc. · 2014
- This deviceK170300 Restrata Wound MatrixAcera Surgical, Inc. · 2017
Most influential descendants
Showing 4 of 4 · See all- K193583Restrata®Acera Surgical, Inc. · 2020 · cites it directly1descendant
- K254256LUOFUCON® Wound MatrixHuizhou Foryou Medical Devices Co., Ltd. · 2026 · cites it directly0descendants
- K260020Redermo Wound MatrixBeijing Kreate Medical Co., Ltd. · 2026 · cites it directly0descendants
- K223725Restrata® MiniMatrixAcera Surgical, Inc. · 2023 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −9 | K842066 | Peri-Guard Pericardial Patch | Genetic Laboratories, Inc. | 1985 | — |
| −8 | K961811 | Peri-Guard Pericardium | Bio-Vascular, Inc. | 1996 | — |
| −7 | K983162 | Peri-Guard, CV Peri-Guard, Ocu-Guard, Supple Peri-Guard, Peri-Strips - Sleeve… | Bio-Vascular, Inc. | 1998 | 2 |
| −6 | K992537 | Peri-Strips-Sleeve, Peri-Strips-Strip and Peri-Strips Dry (Non-Naoh-Treated… | Bio-Vascular, Inc. | 2000 | — |
| −5 | K014183 | Afb (Absorbable Foam Buttress) | J&J Corporate Biomaterials Center | 2002 | — |
| −4 | K030782 | Seamguard Bioabsorbable Staple Line Reinforcement Material | W. L. Gore & Associates, Inc. | 2003 | — |
| −3 | K033671 | Gore Bioabsorbable Mesh | W. L. Gore & Associates, Inc. | 2003 | — |
| −2 | K083266 | Gore Bio-a Fistula Plug | W. L. Gore & Associates, Inc. | 2009 | — |
| −1 | K132397 | Gore Bio-a Wound Matrix | W. L. Gore & Associates, Inc. | 2014 | — |
| 0 (this device) | K170300 | Restrata Wound Matrix | Acera Surgical, Inc. | 2017 | — |
| +1 | K193583 | Restrata® | Acera Surgical, Inc. | 2020 | 1 |
| +1 | K254256 | LUOFUCON® Wound Matrix | Huizhou Foryou Medical Devices Co., Ltd. | 2026 | — |
| +1 | K260020 | Redermo Wound Matrix | Beijing Kreate Medical Co., Ltd. | 2026 | — |
| +1 | K223725 | Restrata® MiniMatrix | Acera Surgical, Inc. | 2023 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1981 | 1 | 0 |
| 1983 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 5 | 0 |
| 2003 | 4 | 0 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2009 | 1 | 0 |
| 2016 | 2 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2020 | 1 | 0 |
| 2023 | 1 | 0 |
| 2026 | 2 | 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 QSZ? 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 QSZ device
- #1 K254256 LUOFUCON® Wound Matrixscore 14.6 · 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? (2)
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 |
|---|---|---|---|
| * | K132397 | Gore Bio-a Wound MatrixSummary page 5…strata™ Wound Matrix Common Name Wound Dressing Code –Classification FRO, Unclassified Primary Predicate Device GORE®, BIO-A® Wound Matrix (K132397) Cook Biotech, Oasis® Wound Matrix (K061711) Reference Devices Acera… | 2014 |
| * | K161278 | Cerafix Dura SubstituteSummary page 5…397) Cook Biotech, Oasis® Wound Matrix (K061711) Reference Devices Acera Surgical, Cerafix® Dura Substitute (K161278) CONFIDENTIAL Page 6-1 === Page 6… | 2016 |
| † | K061711 | Oasis Wound Matrix | 2006 |
What descends from it? (4)
4 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| Mar 21, 2022 | Class II | Z-1030-2022 | Employee error | Misprinted expiration date on the shelf-box |
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 32 years and passes through 5 companies; a new generation was cleared every 2.3 years on median.
- 4 of the 81 ancestors have a recall of any class.
- Of its descendants, K193583 (Acera Surgical, Inc., 2020) has gone furthest, with 1 descendant of its own.
- 2 other devices also cite its predicate K132397.
How does its category compare?
All QSZ devicesQSZ Absorbable Synthetic Wound Dressing: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.
FDA decisions per year · QSZ
4so far in 2026, the most since 2007
2026 to Oct 25, outlined.
Median 510(k) review, days · QSZ
85in 2017
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · QSZ
No recall names QSZ since 2007.
Adverse event reports per year · QSZ
38in 2025
MAUDE reports naming product code QSZ, 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 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 1 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 1 | — | 0 | 0 |
| 2015 | 1 | — | 0 | 0 |
| 2016 | 1 | — | 0 | 0 |
| 2017 | 3 | 85 | 0 | 0 |
| 2018 | 1 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 0 |
| 2020 | 1 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 2 | — | 0 | 0 |
| 2023 | 2 | — | 0 | 15 |
| 2024 | 1 | — | 0 | 15 |
| 2025 | 2 | — | 0 | 38 |
| 2026 | 4 | 159 | 0 | — |
What is it indicated for?
Restrata® Wound Matrix is intended for use in the management of wounds, including:
Partial and full thickness wounds, pressure sores/ ulcers, venous ulcers, diabetic ulcers, chronic vascular ulcers, tunneled / undermined wounds, surgical wound (e.g., donor site/ grafts, post-laser surgery, post-Mohs surgery, podiatric wounds, wound dehiscence), trauma wounds (e.g., abrasions, lacerations, partial thickness burns, skin tears), and draining wounds.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K170300 · printed Nov 6, 2026
Cite this page
510(k) Report. “K170300: Restrata Wound Matrix.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K170300
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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