510(k) · Cleared
ClearedModus System Self-Drilling Screws
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Medartis AG · HWC Screw, Fixation, Bone
Cleared on Sep 17, 1999 as substantially equivalent to K946165 (Elekta Instruments, Inc., 1995) and 4 other predicates after an 87-day review. Its family tree reaches back 3 generations to 1976.
- Decided
- Sep 17, 1999
- Review
- 87 days
- Class
- Class II
- Product code
- HWC
- Recalls
- None
- Predicates
- 5
Its longest line of descent runs back 3 generations to K761228 (1976). 17 ancestors in all. No later device cites it as a predicate yet.
- Root · 3 generations backK761228 Luhr Mandibular Compression-Screw SystemHowmedica Corp. · 1976
- 2 generations backK963739 Leibinger - Luhr Small Orthopedic Bone ScrewsHowmedica Leibinger, Inc. · 1997
- 1 generation backK970912 Leibinger Self-Drilling ScrewHowmedica Leibinger, Inc. · 1997
- This deviceK992106 Modus System Self-Drilling ScrewsMedartis AG · 1999
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −3 | K761228 | Luhr Mandibular Compression-Screw System | Howmedica Corp. | 1976 | — |
| −2 | K963739 | Leibinger - Luhr Small Orthopedic Bone Screws | Howmedica Leibinger, Inc. | 1997 | — |
| −1 | K970912 | Leibinger Self-Drilling Screw | Howmedica Leibinger, Inc. | 1997 | — |
| 0 (this device) | K992106 | Modus System Self-Drilling Screws | Medartis AG | 1999 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1986 | 2 | 0 |
| 1988 | 1 | 0 |
| 1991 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 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 HWC? 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 HWC device
- #1 K203011 Monster Screw Systemscore 22.2 · 14 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (6)
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 |
|---|---|---|---|
| * | K946165 | CMF-Titanium Cranio-Maxillo-Facial Fracture Fixation (Osteosynthesis) SystemSummary page 1…le component bone fixation metallic appliances (21 CFR 888.3030) 3. Legally Marketed Devices to which Equivalence is Claimed (Predicate Devices) MODUS System Screws (K946165) Synthes Self-Drilling Maxillofacial Screw (K983485) KLS Martin Drill-Free Screws (K971297) Lorenz Self-Drilling Screw Leibing… | 1995 |
| * | K983485 | Synthes 1.3 MM Self-Drilling ScrewSummary page 1…FR 888.3030) 3. Legally Marketed Devices to which Equivalence is Claimed (Predicate Devices) MODUS System Screws (K946165) Synthes Self-Drilling Maxillofacial Screw (K983485) KLS Martin Drill-Free Screws (K971297) Lorenz Self-Drilling Screw Leibinger Self-Drilling Screw (K970912) TIMESH System Screw… | 1998 |
| * | K971297 | Centre-Drive Drill-Free ScrewSummary page 1…es to which Equivalence is Claimed (Predicate Devices) MODUS System Screws (K946165) Synthes Self-Drilling Maxillofacial Screw (K983485) KLS Martin Drill-Free Screws (K971297) Lorenz Self-Drilling Screw Leibinger Self-Drilling Screw (K970912) TIMESH System Screws (K974107) 4. Description of the Devi… | 1997 |
| * | K970912 | Leibinger Self-Drilling ScrewSummary page 1…Screws (K946165) Synthes Self-Drilling Maxillofacial Screw (K983485) KLS Martin Drill-Free Screws (K971297) Lorenz Self-Drilling Screw Leibinger Self-Drilling Screw (K970912) TIMESH System Screws (K974107) 4. Description of the Device The MODUS?® System Self-drilling Screws are self-tapping self dril… | 1997 |
| * | K974017 | Timesh System Our OCR of the scanned summary read K974107, FDA’s number for Kodak Digital Science Quality Control Workstation (QCW) (Eastman Kodak Company). Corrected to the number with two digits swapped whose FDA name carries the summary’s words for the device, “TIMESH System Screws”. | 1998 |
| * | — | Lorenz Self-Drilling Screw Named without a submission number |
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 3 companies; a new generation was cleared every 2.0 years on median.
- 2 of the 17 ancestors have a recall of any class.
- 3 other devices also cite its predicate K946165.
How does its category compare?
All HWC devicesHWC Screw, Fixation, Bone: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · HWC
15in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · HWC
111in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · HWC
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · HWC
2,893in 2025
MAUDE reports naming product code HWC, 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 | 35 | 77 | 25 | 669 |
| 2008 | 33 | 76 | 33 | 660 |
| 2009 | 27 | 113 | 29 | 651 |
| 2010 | 23 | 110 | 7 | 765 |
| 2011 | 35 | 88 | 12 | 1,104 |
| 2012 | 20 | 99 | 30 | 3,339 |
| 2013 | 25 | 90 | 14 | 3,850 |
| 2014 | 31 | 88 | 2 | 2,549 |
| 2015 | 41 | 85 | 5 | 2,711 |
| 2016 | 26 | 131 | 4 | 2,285 |
| 2017 | 40 | 127 | 4 | 2,561 |
| 2018 | 20 | 106 | 1 | 3,662 |
| 2019 | 30 | 108 | 5 | 5,463 |
| 2020 | 28 | 75 | 4 | 4,820 |
| 2021 | 26 | 84 | 2 | 4,446 |
| 2022 | 26 | 167 | 13 | 3,934 |
| 2023 | 24 | 104 | 0 | 3,718 |
| 2024 | 17 | 90 | 0 | 3,575 |
| 2025 | 15 | 111 | 1 | 2,893 |
| 2026 | 21 | 125 | 2 | — |
What is it indicated for?
The MODUS System Self-drilling Screws are intended for use in the internal fixation in osteotomies and fractures of the craniofacial skeleton which require positional and functional stability.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K992106 · printed Nov 4, 2026
Cite this page
510(k) Report. “K992106: Modus System Self-Drilling Screws.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K992106
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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