510(k) · Cleared
ClearedMerocel Reinforced Silicone Sheets
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Merocel Corp. · KHJ Polymer, Ent Synthetic-Polyamide (Mesh Or Foil Material)
Cleared on Aug 29, 1995 after a 61-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 16 later devices descend from it.
- Decided
- Aug 29, 1995
- Review
- 61 days
- Class
- Class II
- Product code
- KHJ
- Recalls
- None
- Predicates
- 0
16 later devices descend from it, 1 citing it directly.
- This deviceK953013 Merocel Reinforced Silicone SheetsMerocel Corp. · 1995
- Descendant · cites it directly · 15 of its ownK970910 Xomed Silicone Block/StripXomed, Inc. · 1997
- Descendant · 2 generations on · 14 of its ownK972317 Montgomery Thyroplasty Implant SystemBoston Medical Products, Inc. · 1997
- Descendant · 2 generations on · 12 of its ownK982294 Xomed Silicone Pre-Form BlocksXomed, Inc. · 1998
- Descendant · 3 generations on · 11 of its ownK013243 Coaptite Laryngeal Augmentation System 1CC & O.5CC, Models…Bioform, Inc. · 2002 · Recalled
- Descendant · 4 generations on · 10 of its ownK033398 Laryngeal Augmentation ImplantBioform, Inc. · 2003
Showing 5 of 16 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 16 · See all- K970910Xomed Silicone Block/StripXomed, Inc. · 1997 · cites it directly15descendants
- K972317Montgomery Thyroplasty Implant SystemBoston Medical Products, Inc. · 1997 · 2 generations on14descendants
- K982294Xomed Silicone Pre-Form BlocksXomed, Inc. · 1998 · 2 generations on12descendants
- K013243Coaptite Laryngeal Augmentation System 1CC & O.5CC, Models 0008021-1, 0008022-1Bioform, Inc. · 2002 · 3 generations on11descendants
- K033398Laryngeal Augmentation ImplantBioform, Inc. · 2003 · 4 generations on10descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K953013 | Merocel Reinforced Silicone Sheets | Merocel Corp. | 1995 | — |
| +1 | K970910 | Xomed Silicone Block/Strip | Xomed, Inc. | 1997 | — |
| +2 | K972317 | Montgomery Thyroplasty Implant System | Boston Medical Products, Inc. | 1997 | — |
| +2 | K982294 | Xomed Silicone Pre-Form Blocks | Xomed, Inc. | 1998 | — |
| +3 | K013243 | Coaptite Laryngeal Augmentation System 1CC & O.5CC, Models 0008021-1, 0008022-1 | Bioform, Inc. | 2002 | 1 |
| +4 | K033398 | Laryngeal Augmentation Implant | Bioform, Inc. | 2003 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 2 | 0 |
| 2009 | 3 | 0 |
| 2013 | 1 | 0 |
| 2018 | 1 | 0 |
| 2024 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in KHJ? 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 KHJ device
- #1 K260266 Tympendi™ (810)score 12.2 · 2 generations · no Class I recall
- #2 Held for the reportin the report
What was it cleared against?
FDA has not posted a summary or statement for it, so its predicates are not known.
What descends from it? (16)
See all 161 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K970910 | Xomed Silicone Block/Strip | 1997 | 15 |
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?
- Of its descendants, K970910 (Xomed, Inc., 1997) has gone furthest, with 15 descendants of its own.
How does its category compare?
All KHJ devicesKHJ Polymer, Ent Synthetic-Polyamide (Mesh Or Foil Material): FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KHJ
1in 2024
2026 to Oct 25, outlined.
Median 510(k) review, days · KHJ
46in 2008
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · KHJ
1in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KHJ
1in 2025
MAUDE reports naming product code KHJ, 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 | 3 | 46 | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 1 | — | 0 | 4 |
| 2012 | 2 | — | 0 | 2 |
| 2013 | 2 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 2 |
| 2015 | 1 | — | 1 | 1 |
| 2016 | 1 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 4 |
| 2019 | 0 | — | 0 | 2 |
| 2020 | 0 | — | 0 | 1 |
| 2021 | 0 | — | 0 | 1 |
| 2022 | 0 | — | 0 | 3 |
| 2023 | 0 | — | 0 | 1 |
| 2024 | 1 | — | 1 | 0 |
| 2025 | 0 | — | 0 | 1 |
| 2026 | 1 | — | 0 | — |
https://510kreport.com/device/K953013 · printed Nov 6, 2026
Cite this page
510(k) Report. “K953013: Merocel Reinforced Silicone Sheets.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K953013
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Record history
- FDA decision record loaded May 2, 2026
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026