510(k) Report

510(k) · Cleared

Cleared

Osstem Implant System

K222778510(k) TraditionalCleared Sep 23, 2023374-day reviewClass II21 CFR 872.3640

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Osstem Implant Co., Ltd. · DZE Implant, Endosseous, Root-Form

Cleared on Sep 23, 2023 as substantially equivalent to K161604 (Osstem Implant Co., Ltd., 2016) and 2 other predicates after a 374-day review. Its family tree reaches back 13 generations to 1990. 2 later devices descend from it.

Decided
Sep 23, 2023
Review
374 days
Class
Class II
Product code
DZE
Recalls
None
Predicates
3

Its longest line of descent runs back 13 generations to K894595 (1990). 54 ancestors in all. 2 later devices descend from it, 1 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2017: 1 other ancestor2016: 1 other ancestor2012: 1 other ancestor2010: 3 other ancestors2009: 2 other ancestors2011: 1 other ancestor2008: 5 other ancestors2006: 3 other ancestors2007: 1 other ancestor2004: 1 other ancestor2003: 1 other ancestor2002: 2 other ancestors2001: 3 other ancestors1999: 2 other ancestors1998: 2 other ancestors2000: 2 other ancestors1997: 1 other ancestor1996: 4 other ancestors1994: 3 other ancestors1993: 1 other ancestor1990: 1 other ancestor2025: 2 descendants clearedReference device: K163634 · External Hex Implants · Southern Implants (Pty), Ltd. · 2017 · recalledReference device: K121585 · TS Implant System · Osstem Implant Co., Ltd. · 2013K894595 · Bonefit R Screw Implants · Institut Straumann AG · 1990K984104 · Iti Dental Implant System · Straumann USA · 1999 · recalledK993595 · Nobel Biocare's Modified Surface Implant (Intended for Immediate Loading Upon Placement) · Nobel Biocare Uas, Inc. · 2000K011879 · 3A Dental Implant System · Osseco Biosource, Ltd. · 2002K051576 · Avana Dental Implant System · Osstem Co., Ltd. · 2005K062051 · SS System · Osstem Implant Co., Ltd. · 2006K063861 · GS System · Osstem Implant Co., Ltd. · 2007×2: 2 generations cleared close together, K080744 (2008), K082213 (2008) K093352 · HG Iii Fixture System · Hiossen, Inc. · 2009K101096 · HT Iii SA Fixture System · Hiossen, Inc. · 2010K103537 · ET Iii SA Ultra Wide System · Hiossen, Inc. · 2011K121995 · TS Fixture System · Osstem Implant Co., Ltd. · 20121990200020102020
  1. Root · 13 generations backK894595 Bonefit R Screw ImplantsInstitut Straumann AG · 1990
  2. 9 generations between
  3. 3 generations backK101096 HT Iii SA Fixture SystemHiossen, Inc. · 2010
  4. 2 generations backK103537 ET Iii SA Ultra Wide SystemHiossen, Inc. · 2011
  5. 1 generation backK121995 TS Fixture SystemOsstem Implant Co., Ltd. · 2012
  6. This deviceK222778 Osstem Implant SystemOsstem Implant Co., Ltd. · 2023
  7. Descendant · cites it directly · 1 of its ownK242753 SD TL Implant SystemArum Dentistry Co., Ltd. · 2025
  8. Descendant · 2 generations on · 0 of its ownK250280 SD TL Implant SystemArum Dentistry Co., Ltd. · 2025
Show all 13 generations
  1. Root · 13 generations backK894595 Bonefit R Screw ImplantsInstitut Straumann AG · 1990
  2. 12 generations backK984104 Iti Dental Implant SystemStraumann USA · 1999 · Recalled
  3. 11 generations backK993595 Nobel Biocare's Modified Surface Implant (Intended for Immediate…Nobel Biocare Uas, Inc. · 2000
  4. 10 generations backK011879 3A Dental Implant SystemOsseco Biosource, Ltd. · 2002
  5. 9 generations backK051576 Avana Dental Implant SystemOsstem Co., Ltd. · 2005
  6. 8 generations backK062051 SS SystemOsstem Implant Co., Ltd. · 2006
  7. 7 generations backK063861 GS SystemOsstem Implant Co., Ltd. · 2007
  8. 6 generations backK080744 HG II Fixture SystemOsstem Implant Co., Ltd. · 2008
  9. 5 generations backK082213 GS Iii Fixture SystemOsstem Implant Co., Ltd. · 2008
  10. 4 generations backK093352 HG Iii Fixture SystemHiossen, Inc. · 2009
  11. 3 generations backK101096 HT Iii SA Fixture SystemHiossen, Inc. · 2010
  12. 2 generations backK103537 ET Iii SA Ultra Wide SystemHiossen, Inc. · 2011
  13. 1 generation backK121995 TS Fixture SystemOsstem Implant Co., Ltd. · 2012
  14. This deviceK222778 Osstem Implant SystemOsstem Implant Co., Ltd. · 2023

Most influential descendants

Showing 2 of 2 · See all
  • K242753SD TL Implant SystemArum Dentistry Co., Ltd. · 2025 · cites it directly1descendant
  • K250280SD TL Implant SystemArum Dentistry Co., Ltd. · 2025 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−13K894595Bonefit R Screw ImplantsInstitut Straumann AG1990—
−12K984104Iti Dental Implant SystemStraumann USA19991
−11K993595Nobel Biocare's Modified Surface Implant (Intended for Immediate Loading Upon…Nobel Biocare Uas, Inc.2000—
−10K0118793A Dental Implant SystemOsseco Biosource, Ltd.2002—
−9K051576Avana Dental Implant SystemOsstem Co., Ltd.2005—
−8K062051SS SystemOsstem Implant Co., Ltd.2006—
−7K063861GS SystemOsstem Implant Co., Ltd.2007—
−6K080744HG II Fixture SystemOsstem Implant Co., Ltd.2008—
−5K082213GS Iii Fixture SystemOsstem Implant Co., Ltd.2008—
−4K093352HG Iii Fixture SystemHiossen, Inc.2009—
−3K101096HT Iii SA Fixture SystemHiossen, Inc.2010—
−2K103537ET Iii SA Ultra Wide SystemHiossen, Inc.2011—
−1K121995TS Fixture SystemOsstem Implant Co., Ltd.2012—
0 (this device)K222778Osstem Implant SystemOsstem Implant Co., Ltd.2023—
+1K242753SD TL Implant SystemArum Dentistry Co., Ltd.2025—
+2K250280SD TL Implant SystemArum Dentistry Co., Ltd.2025—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
199010
199310
199430
199640
199710
199820
199920
200020
200130
200220
200310
200410
200630
200710
200850
200920
201030
201110
201210
201610
201710

Descendants by year cleared

Year clearedDevicesWith a Class I recall
202520
FIG. 1 — Lineage of K222778, 1990–2025Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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. #1 K211090 ZENEX Implant Systemscore 25.4 · 15 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) 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.

TypeNumberDeviceApplicantDecidedRecalls
*K161604OSSTEM Implant System
Summary page 4
…: Class II - Classification Product Code : DZE - Subsequent Product Code : NHA 3. Predicate Device Primary Predicate K161604 OSSTEM Implant System Reference Device K121995 TS Fixture System K163557…
Osstem Implant Co., Ltd.2016—
*K121995TS Fixture System
Summary page 4
…- Subsequent Product Code : NHA 3. Predicate Device Primary Predicate K161604 OSSTEM Implant System Reference Device K121995 TS Fixture System K163557 SS SA Fixture K163634…
Osstem Implant Co., Ltd.2012—
*K163557SS SA Fixture
Summary page 4
…HA 3. Predicate Device Primary Predicate K161604 OSSTEM Implant System Reference Device K121995 TS Fixture System K163557 SS SA Fixture K163634 External Hex Implants 4. Indication for use The Oss…
Osstem Implant Co., Ltd.2017—
†K163634External Hex ImplantsSouthern Implants (Pty), Ltd.20171
†K121585TS Implant SystemOsstem Implant Co., Ltd.2013—

Also cleared against K161604: 2 other devices →

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K242753SD TL Implant SystemArum Dentistry Co., Ltd.20251

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 33 years and passes through 7 companies; a new generation was cleared every 1.1 years on median.
  • 2 of the 54 ancestors have a recall of any class.
  • Of its descendants, K242753 (Arum Dentistry Co., Ltd., 2025) has gone furthest, with 1 descendant of its own.
  • 2 other devices also cite its predicate K161604.

How does its category compare?

All DZE devices

DZE Implant, Endosseous, Root-Form: FDA decisions, review times, recalls and adverse event reports over 20 years. 2023, this device’s year, is highlighted.

FDA decisions per year · DZE

31in 2025

2007: 432008: 612009: 412010: 342011: 262012: 392013: 422014: 362015: 362016: 402017: 482018: 412019: 312020: 412021: 342022: 342023: 352024: 402025: 312026 (partial year): 15
2007high 61 (2008) · low 26 (2011)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DZE

184in 2025

2007: 107 days median2008: 118 days median2009: 110 days median2010: 162 days median2011: 194 days median2012: 174 days median2013: 195 days median2014: 265 days median2015: 215 days median2016: 219 days median2017: 223 days median2018: 200 days median2019: 231 days median2020: 230 days median2021: 182 days median2022: 243 days median2023: 248 days median2024: 222 days median2025: 184 days median2026 (partial year): 194 days median
2007high 265 (2014) · low 107 (2007)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · DZE

1in 2025

2007: 112008: 42009: 32010: 32012: 112013: 12014: 72015: 32016: 152017: 42018: 42019: 82021: 62024: 12025: 12026 (partial year): 2
2007high 15 (2016) · low 0 (2011)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · DZE

465,788in 2025

2007: 2252008: 3932009: 1642010: 3602011: 3622012: 3582013: 3912014: 1,1242015: 2,8942016: 1,1162017: 9,7192018: 12,8922019: 167,0162020: 255,5242021: 479,6182022: 483,2242023: 537,5852024: 473,6292025: 465,788
2007high 537,585 (2023) · low 164 (2009)2025

MAUDE reports naming product code DZE, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20074310711225
2008611184393
2009411103164
2010341623360
2011261940362
20123917411358
2013421951391
20143626571,124
20153621532,894
201640219151,116
20174822349,719
201841200412,892
2019312318167,016
2020412300255,524
2021341826479,618
2022342430483,224
2023352480537,585
2024402221473,629
2025311841465,788
2026151942—

What is it indicated for?

The Osstem Implant System is indicated for use in partially or fully edentulous mandibles and maxillae, in support of single or multiple-units restorations including; cemented retained, screw retained, or overdenture restorations, and final or temporary abutment support for fixed bridgework. It is intended for delayed loading. Ultra wide Implant System is intended to be used in the molar region.

Products with diameter of less than 3.25mm should be used exclusively for the lateral incisor in the maxilla and a central or lateral incisor in the mandible.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K222778: Osstem Implant System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K222778

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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