510(k) · Cleared
ClearedInterOss Collagen
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Sigmagraft, Inc. · NPM Bone Grafting Material, Animal Source
Cleared on Mar 18, 2023 as substantially equivalent to K142040 (Nibec Co., Ltd., 2015) after a 269-day review. Its family tree reaches back 4 generations to 1987.
- Decided
- Mar 18, 2023
- Review
- 269 days
- Class
- Class II
- Product code
- NPM
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 4 generations to K871773 (1987). 10 ancestors in all. No later device cites it as a predicate yet.
- Root · 4 generations backK871773 Bio-Oss Pure Nat Hydroxyapatite Endoss ImplantGeistlich-Pharma · 1987
- 3 generations backK033815 Bio-Oss, Bio-Oss Blocks and Bio-Oss CollagenGeistlich-Pharma · 2004
- 2 generations backK092428 Bio-Oss CollagenEd. Geistlich Soehne AG Fuer Chemische Industrie · 2010
- 1 generation backK142040 Ocs-B CollagenNibec Co., Ltd. · 2015
- This deviceK221808 InterOss CollagenSigmagraft, Inc. · 2023
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −4 | K871773 | Bio-Oss Pure Nat Hydroxyapatite Endoss Implant | Geistlich-Pharma | 1987 | — |
| −3 | K033815 | Bio-Oss, Bio-Oss Blocks and Bio-Oss Collagen | Geistlich-Pharma | 2004 | — |
| −2 | K092428 | Bio-Oss Collagen | Ed. Geistlich Soehne AG Fuer Chemische Industrie | 2010 | — |
| −1 | K142040 | Ocs-B Collagen | Nibec Co., Ltd. | 2015 | — |
| 0 (this device) | K221808 | InterOss Collagen | Sigmagraft, Inc. | 2023 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1992 | 1 | 0 |
| 1995 | 2 | 0 |
| 1998 | 2 | 0 |
| 2000 | 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 NPM? 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 NPM device
- #1 K240661 Geistlich Bio-Oss®score 15.2 · 6 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.
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 36 years and passes through 4 companies; a new generation was cleared every 7.6 years on median.
- None of the 10 ancestors has a recall.
- 1 other device also cites its predicate K142040.
How does its category compare?
All NPM devicesNPM Bone Grafting Material, Animal Source: FDA decisions, review times, recalls and adverse event reports over 20 years. 2023, this device’s year, is highlighted.
FDA decisions per year · NPM
3in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · NPM
30in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · NPM
1in 2022
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · NPM
14in 2025
MAUDE reports naming product code NPM, 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 | 0 | — | 0 | 1 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 1 | — | 0 | 0 |
| 2010 | 2 | — | 0 | 1 |
| 2011 | 3 | 112 | 0 | 0 |
| 2012 | 2 | — | 0 | 2 |
| 2013 | 2 | — | 0 | 3 |
| 2014 | 2 | — | 0 | 3 |
| 2015 | 4 | 349 | 0 | 1 |
| 2016 | 1 | — | 0 | 1 |
| 2017 | 5 | 191 | 0 | 3 |
| 2018 | 2 | — | 1 | 8 |
| 2019 | 0 | — | 0 | 6 |
| 2020 | 3 | 231 | 3 | 3 |
| 2021 | 2 | — | 0 | 4 |
| 2022 | 0 | — | 1 | 27 |
| 2023 | 2 | — | 0 | 4 |
| 2024 | 3 | 211 | 0 | 5 |
| 2025 | 3 | 30 | 0 | 14 |
| 2026 | 3 | 269 | 0 | — |
What is it indicated for?
InterOss® Collagen is indicated for filling of extraction sockets to enhance preservation of the alveolar ridge. InterOss Collagen is recommended for:
Filling of extraction sockets to enhance preservation of the alveolar ridge
Filling of periodontal defects in extraction sockets in conjunction with products intended for Guided Tissue Regeneration (GTR) and Guided Bone Regeneration (GBR)
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K221808 · printed Nov 4, 2026
Cite this page
510(k) Report. “K221808: InterOss Collagen.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K221808
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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