510(k) · Cleared
ClearedGR Resin System MSI
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Pro3Dure Medical · MQC Mouthguard, Prescription
Cleared on Aug 8, 2024 as substantially equivalent to K211415 (Pro3Dure Medical GmbH, 2021) and 2 other predicates after a 419-day review. Its family tree reaches back 7 generations to 1994.
- Decided
- Aug 8, 2024
- Review
- 419 days
- Class
- Class U
- Product code
- MQC
- Recalls
- None
- Predicates
- 3
Its longest line of descent runs back 7 generations to K924830 (1994). 9 ancestors in all. No later device cites it as a predicate yet.
- Root · 7 generations backK924830 Luxatemp AutomixDmg Chemisch Pharmazeutische Fabrik GmbH · 1994
- 6 generations backK060293 Temporary Crown and Bridge MaterialDentsply International, Inc. · 2006
- 5 generations backK071548 Wieland Zeno Cao Temporary Pmma Disc, Tooth-ColoredMerz Dental GmbH · 2007
- 4 generations backK150432 Idodentine Disc, Idodentine BlockUnion Dental S.A. · 2015
- 3 generations backK190107 VeriSplintWhip Mix Corporation · 2019
- 2 generations backK203000 KeyPrint KeySplint HardMycone Dental Supply Co. Inc. (Dba Keystone Industries) · 2021 · Recalled
- 1 generation backK211415 GR Splint Resin SystemPro3Dure Medical GmbH · 2021
- This deviceK231775 GR Resin System MSIPro3Dure Medical · 2024
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −7 | K924830 | Luxatemp Automix | Dmg Chemisch Pharmazeutische Fabrik GmbH | 1994 | — |
| −6 | K060293 | Temporary Crown and Bridge Material | Dentsply International, Inc. | 2006 | — |
| −5 | K071548 | Wieland Zeno Cao Temporary Pmma Disc, Tooth-Colored | Merz Dental GmbH | 2007 | — |
| −4 | K150432 | Idodentine Disc, Idodentine Block | Union Dental S.A. | 2015 | — |
| −3 | K190107 | VeriSplint | Whip Mix Corporation | 2019 | — |
| −2 | K203000 | KeyPrint KeySplint Hard | Mycone Dental Supply Co. Inc. (Dba Keystone Industries) | 2021 | 1 |
| −1 | K211415 | GR Splint Resin System | Pro3Dure Medical GmbH | 2021 | — |
| 0 (this device) | K231775 | GR Resin System MSI | Pro3Dure Medical | 2024 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2006 | 1 | 0 |
| 2019 | 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 MQC? 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 MQC device
- #1 K203000 KeyPrint KeySplint Hardscore 15.3 · 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? (3)
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 |
|---|---|---|---|
| * | K211415 | GR Splint Resin SystemSummary page 5…-XQH 1, 2024 Classification: Unclassified Product Codes: MQC Additional Product Codes: KMY Primary Predicate Device: GR Splint Resin System (K211415) Additional Predicates: KeyPrint KeySplint hard (K203000) KeyPrint KeySplint Soft (K183598) Refer… | 2021 |
| * | K203000 | KeyPrint KeySplint HardSummary page 5…duct Codes: MQC Additional Product Codes: KMY Primary Predicate Device: GR Splint Resin System (K211415) Additional Predicates: KeyPrint KeySplint hard (K203000) KeyPrint KeySplint Soft (K183598) Reference Device: Pro3dure GR-17 Resin System (K201827) I… | 2021 |
| * | K183598 | KeyPrint KeySplint SoftSummary page 5…imary Predicate Device: GR Splint Resin System (K211415) Additional Predicates: KeyPrint KeySplint hard (K203000) KeyPrint KeySplint Soft (K183598) Reference Device: Pro3dure GR-17 Resin System (K201827) Indications for Use: The printodent® GR-10 guide | MSI is… | 2019 |
| † | K201827 | GR-17 Resin System | 2020 |
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 30 years and passes through 8 companies; a new generation was cleared every 2.8 years on median.
- 2 of the 9 ancestors have a recall of any class.
- 1 other device also cites its predicate K211415.
How does its category compare?
All MQC devicesMQC Mouthguard, Prescription: FDA decisions, review times, recalls and adverse event reports over 20 years. 2024, this device’s year, is highlighted.
FDA decisions per year · MQC
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MQC
185in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MQC
1in 2023
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MQC
7in 2025
MAUDE reports naming product code MQC, 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 | 4 | 79 | 0 | 9 |
| 2008 | 0 | — | 0 | 6 |
| 2009 | 2 | — | 0 | 3 |
| 2010 | 1 | — | 0 | 5 |
| 2011 | 4 | 194 | 0 | 2 |
| 2012 | 2 | — | 0 | 0 |
| 2013 | 1 | — | 0 | 6 |
| 2014 | 1 | — | 0 | 2 |
| 2015 | 3 | 234 | 0 | 5 |
| 2016 | 0 | — | 0 | 9 |
| 2017 | 2 | — | 0 | 7 |
| 2018 | 0 | — | 0 | 71 |
| 2019 | 5 | 286 | 0 | 62 |
| 2020 | 4 | 204 | 0 | 46 |
| 2021 | 7 | 158 | 0 | 111 |
| 2022 | 5 | 120 | 0 | 137 |
| 2023 | 6 | 230 | 1 | 62 |
| 2024 | 8 | 249 | 0 | 8 |
| 2025 | 4 | 185 | 0 | 7 |
| 2026 | 2 | — | 0 | — |
What is it indicated for?
The printodent® GR-10 guide | MSI is a light-curable polymerizable resin intended to be used in conjunction with extra-oral curing light equipment for the fabrication, by additive manufacturing, of orthodontic and dental objects such as splints. The printodent® GR-19.1 OA is a light-curable polymerizable resin intended to be used in conjunction with extra-oral curing light equipment for the fabrication, by additive manufacturing, of dental objects such…
Read the full statement (112 words)
The printodent® GR-10 guide | MSI is a light-curable polymerizable resin intended to be used in conjunction with extra-oral curing light equipment for the fabrication, by additive manufacturing, of orthodontic and dental objects such as splints.
The printodent® GR-19.1 OA is a light-curable polymerizable resin intended to be used in conjunction with extra-oral curing light equipment for the fabrication, by additive manufacturing, of dental objects such as mouthguards, nightguards, splints, repositioners and retainers.
The printodent® GR-19.1 OA | MSI is a light-curable polymerizable resin intended to be used in conjunction with extra-oral curing light equipment for the fabrication, by additive manufacturing, of dental objects such as mouthguards, nightguards, splints, repositioners and retainers.
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/K231775 · printed Nov 6, 2026
Cite this page
510(k) Report. “K231775: GR Resin System MSI.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K231775
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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