510(k) · Cleared
ClearedStraumann RidgeFit Implants
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Institut Straumann AG · DZE Implant, Endosseous, Root-Form
Cleared on Jul 8, 2021 as substantially equivalent to K191895 (Institut Straumann AG, 2019) after a 90-day review. Its family tree reaches back 2 generations to 2003. 1 later device descends from it.
- Decided
- Jul 8, 2021
- Review
- 90 days
- Class
- Class II
- Product code
- DZE
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K031106 (2003). 1 later device descends from it, 1 citing it directly.
- Root · 2 generations backK031106 Imtec Sendax Mdi and Mdi Plus Endosseous Implant, Models OB-XX…Imtec Corp. · 2003 · Recalled
- 1 generation backK191895 Straumann Mini ImplantsInstitut Straumann AG · 2019
- This deviceK211052 Straumann RidgeFit ImplantsInstitut Straumann AG · 2021
- Descendant · cites it directly · 0 of its ownK250294 Straumann® RidgeFit ImplantsInstitut Straumann AG · 2025
Most influential descendants
Showing 1 of 1 · See all- K250294Straumann® RidgeFit ImplantsInstitut Straumann AG · 2025 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K031106 | Imtec Sendax Mdi and Mdi Plus Endosseous Implant, Models OB-XX, SH-XX, Mob-22… | Imtec Corp. | 2003 | 1 |
| −1 | K191895 | Straumann Mini Implants | Institut Straumann AG | 2019 | — |
| 0 (this device) | K211052 | Straumann RidgeFit Implants | Institut Straumann AG | 2021 | — |
| +1 | K250294 | Straumann® RidgeFit Implants | Institut Straumann AG | 2025 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2025 | 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 DZE? 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 DZE device
- #1 K211090 ZENEX Implant Systemscore 25.4 · 15 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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K191895 | Straumann Mini ImplantsSummary page 4…tion Number: §872.3640 Device Classification: II Product Code(s): DZE Classification Panel: Dental Predicate Device(s) Primary Predicate: • K191895 - Straumann® Mini Implants Straumann USA, LLC July 8, 2021 Page 1 of 5 =… | 2019 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K250294 | Straumann® RidgeFit Implants | 2025 | 0 |
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 18 years and passes through 2 companies; a new generation was cleared every 16.3 years on median.
- 1 of the 2 ancestors has a recall of any class.
- Of its descendants, K250294 (Institut Straumann AG, 2025) has gone furthest, with 0 descendants of its own.
- 1 other device also cites its predicate K191895.
How does its category compare?
All DZE devicesDZE Implant, Endosseous, Root-Form: FDA decisions, review times, recalls and adverse event reports over 20 years. 2021, this device’s year, is highlighted.
FDA decisions per year · DZE
31in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DZE
184in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DZE
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · DZE
465,788in 2025
MAUDE reports naming product code DZE, 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 | 43 | 107 | 11 | 225 |
| 2008 | 61 | 118 | 4 | 393 |
| 2009 | 41 | 110 | 3 | 164 |
| 2010 | 34 | 162 | 3 | 360 |
| 2011 | 26 | 194 | 0 | 362 |
| 2012 | 39 | 174 | 11 | 358 |
| 2013 | 42 | 195 | 1 | 391 |
| 2014 | 36 | 265 | 7 | 1,124 |
| 2015 | 36 | 215 | 3 | 2,894 |
| 2016 | 40 | 219 | 15 | 1,116 |
| 2017 | 48 | 223 | 4 | 9,719 |
| 2018 | 41 | 200 | 4 | 12,892 |
| 2019 | 31 | 231 | 8 | 167,016 |
| 2020 | 41 | 230 | 0 | 255,524 |
| 2021 | 34 | 182 | 6 | 479,618 |
| 2022 | 34 | 243 | 0 | 483,224 |
| 2023 | 35 | 248 | 0 | 537,585 |
| 2024 | 40 | 222 | 1 | 473,629 |
| 2025 | 31 | 184 | 1 | 465,788 |
| 2026 | 15 | 194 | 2 | — |
What is it indicated for?
Straumann® RidgeFit Implants ∅2.4 mm are for oral endosteal implantation in the upper and/or lower jaw of fully edentulous patients. The implants can be placed with immediate function when primary stability is achieved for all implants or with conventional loading if primary stability is not achieved for all implants. Straumann® RidgeFit Implants are intended for the stabilization of removable dentures.
• For mandibular restorations, at least 4 Straumann® RidgeFit Implants ∅2.4 mm should be placed.
• For maxillary restorations, at least 6 Straumann® RidgeFit Implants ∅2.4 mm should be placed.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K211052 · printed Nov 6, 2026
Cite this page
510(k) Report. “K211052: Straumann RidgeFit Implants.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K211052
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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