510(k) · Cleared
ClearedMpact® 3D Metal™ Implants and Augments 3D Metal™
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Medacta International S.A. · LPH Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Porous Uncemented
Cleared on Mar 27, 2018 as substantially equivalent to K103721 (Medacta International, 2011) and 3 other predicates after a 270-day review. Its family tree reaches back 12 generations to 1994. 3 later devices descend from it.
- Decided
- Mar 27, 2018
- Review
- 270 days
- Class
- Class II
- Product code
- LPH
- Recalls
- None
- Predicates
- 4
Its longest line of descent runs back 12 generations to K941847 (1994). 157 ancestors in all, the oldest K840643 (1984). 3 later devices descend from it, 2 citing it directly.
- Root · 12 generations backK941847 5/8 Porocoat Aml Hip Porocoat Porous CoatingDepuy, Inc. · 1994
- 8 generations between
- 3 generations backK103721 Mpact Acetabular SystemMedacta International · 2011
- 2 generations backK122641 Mpact ExtensionMedacta International · 2012
- 1 generation backK132879 Mpact ExtensionMedacta International · 2014
- This deviceK171966 Mpact® 3D Metal™ Implants and Augments 3D Metal™Medacta International S.A. · 2018
- Descendant · cites it directly · 1 of its ownK202568 Mpact® 3D Metal Implants - DMLS TechnologyMedacta International S.A. · 2021
- Descendant · 2 generations on · 0 of its ownK251043 Mpact 3D Metal Implants Extension – DMLS TechnologyMedacta International S.A. · 2026
- Descendant · cites it directly · 0 of its ownK242232 Mpact 3D Metal Augments IIMedacta International S.A. · 2025
Show all 12 generations
- Root · 12 generations backK941847 5/8 Porocoat Aml Hip Porocoat Porous CoatingDepuy, Inc. · 1994
- 11 generations backK964650 TCP-Coated Porocoat Aml Femoral Hip ProsthesisDepuy, Inc. · 1997
- 10 generations backK980711 Harris/Galante Porous (HGP) Hip Prosthesis with Calcicoat Ceramic…Zimmer, Inc. · 1998 · Recalled
- 9 generations backK001277 Triflange Acetabular Cup SystemDePuy Orthopaedics, Inc. · 2000
- 8 generations backK031495 Pinnacle Duofix HA Acetabular Cup ProsthesisDePuy Orthopaedics, Inc. · 2003
- 7 generations backK042344 Excia Total Hip SystemAesculap, Inc. · 2005 · Recalled
- 6 generations backK070981 Search Evolution (LC) Total Knee System (Plasmapore)Aesculap Implant Systems, Inc. · 2007
- 5 generations backK081023 Evolis Total Knee SystemMedacta International S.A. · 2008 · Recalled
- 4 generations backK091069 Medacta Bone Screws - Evolis and VersafitMedacta International S.A. · 2009
- 3 generations backK103721 Mpact Acetabular SystemMedacta International · 2011
- 2 generations backK122641 Mpact ExtensionMedacta International · 2012
- 1 generation backK132879 Mpact ExtensionMedacta International · 2014
- This deviceK171966 Mpact® 3D Metal™ Implants and Augments 3D Metal™Medacta International S.A. · 2018
Most influential descendants
Showing 3 of 3 · See all- K202568Mpact® 3D Metal Implants - DMLS TechnologyMedacta International S.A. · 2021 · cites it directly1descendant
- K251043Mpact 3D Metal Implants Extension – DMLS TechnologyMedacta International S.A. · 2026 · 2 generations on0descendants
- K242232Mpact 3D Metal Augments IIMedacta International S.A. · 2025 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −12 | K941847 | 5/8 Porocoat Aml Hip Porocoat Porous Coating | Depuy, Inc. | 1994 | — |
| −11 | K964650 | TCP-Coated Porocoat Aml Femoral Hip Prosthesis | Depuy, Inc. | 1997 | — |
| −10 | K980711 | Harris/Galante Porous (HGP) Hip Prosthesis with Calcicoat Ceramic Coating | Zimmer, Inc. | 1998 | 1 |
| −9 | K001277 | Triflange Acetabular Cup System | DePuy Orthopaedics, Inc. | 2000 | — |
| −8 | K031495 | Pinnacle Duofix HA Acetabular Cup Prosthesis | DePuy Orthopaedics, Inc. | 2003 | — |
| −7 | K042344 | Excia Total Hip System | Aesculap, Inc. | 2005 | 10 |
| −6 | K070981 | Search Evolution (LC) Total Knee System (Plasmapore) | Aesculap Implant Systems, Inc. | 2007 | — |
| −5 | K081023 | Evolis Total Knee System | Medacta International S.A. | 2008 | 1 |
| −4 | K091069 | Medacta Bone Screws - Evolis and Versafit | Medacta International S.A. | 2009 | — |
| −3 | K103721 | Mpact Acetabular System | Medacta International | 2011 | — |
| −2 | K122641 | Mpact Extension | Medacta International | 2012 | — |
| −1 | K132879 | Mpact Extension | Medacta International | 2014 | — |
| 0 (this device) | K171966 | Mpact® 3D Metal™ Implants and Augments 3D Metal™ | Medacta International S.A. | 2018 | — |
| +1 | K202568 | Mpact® 3D Metal Implants - DMLS Technology | Medacta International S.A. | 2021 | — |
| +2 | K251043 | Mpact 3D Metal Implants Extension – DMLS Technology | Medacta International S.A. | 2026 | — |
| +1 | K242232 | Mpact 3D Metal Augments II | Medacta International S.A. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 14 | 0 |
| 2001 | 9 | 0 |
| 2002 | 9 | 0 |
| 2003 | 8 | 0 |
| 2004 | 9 | 0 |
| 2005 | 4 | 0 |
| 2006 | 6 | 0 |
| 2007 | 9 | 0 |
| 2008 | 3 | 0 |
| 2009 | 1 | 0 |
| 2010 | 4 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2021 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 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 LPH? 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 LPH device
- #1 K233498 Stryker Orthopaedics Hip Systems Labeling Updatescore 24.3 · 20 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (4)
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 |
|---|---|---|---|
| * | K103721 | Mpact Acetabular SystemSummary page 4…21 CFR 888.3358 Device Classification 2 III. Predicate Device Substantial equivalence is claimed to the following devices: x Mpact® Acetabular System, K103721, Medacta International SA x Mpact® Extension (also referred to as Mpact Acetabular System), K122641, Medacta Internatio… | 2011 |
| * | K122641 | Mpact ExtensionSummary page 4…s claimed to the following devices: x Mpact® Acetabular System, K103721, Medacta International SA x Mpact® Extension (also referred to as Mpact Acetabular System), K122641, Medacta International SA x Mpact® Extension (also referred to as Mpact Acetabular System), K132879, Medacta Int… | 2012 |
| * | K132879 | Mpact ExtensionSummary page 4…t® Extension (also referred to as Mpact Acetabular System), K122641, Medacta International SA x Mpact® Extension (also referred to as Mpact Acetabular System), K132879, Medacta International SA x DePuy Universal Gription™ TF Cones (Knee) & DePuy Gription™ TF Acetabular Augment Sy… | 2014 |
| * | K100391 | Depuy Universal Gription TF ConesSummary page 4…ternational SA x DePuy Universal Gription™ TF Cones (Knee) & DePuy Gription™ TF Acetabular Augment System (Hip) (also referred to as DePuy Gription™ Augments), K100391, DePuy Orthopaedics, Inc. The following reference device are cited within the submission: x 3DMetal Tibial Cones, K170… | 2010 |
| † | K170149 | 3DMetal Tibial Cones | 2017 |
| † | K112898 | Delta TT Cups, Delta TT Liners, Bone Screws | 2012 |
| † | K141395 | Delta TT Acetabular System | 2014 |
What descends from it? (3)
2 later devices cite it directly; ranked here by how many devices descend from each in turn.
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 24 years and passes through 7 companies; a new generation was cleared every 1.8 years on median.
- 46 of the 156 ancestors have a recall of any class.
- Of its descendants, K202568 (Medacta International S.A., 2021) has gone furthest, with 1 descendant of its own.
- 15 other devices also cite its predicate K103721.
How does its category compare?
All LPH devicesLPH Prosthesis, Hip, Semi-Constrained, Metal/Polymer, Porous Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years. 2018, this device’s year, is highlighted.
FDA decisions per year · LPH
12in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LPH
153in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LPH
4in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LPH
6,163in 2025
MAUDE reports naming product code LPH, 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 | 10 | 116 | 16 | 509 |
| 2008 | 10 | 86 | 1 | 706 |
| 2009 | 3 | 112 | 2 | 1,156 |
| 2010 | 15 | 100 | 22 | 2,007 |
| 2011 | 16 | 110 | 26 | 3,320 |
| 2012 | 25 | 76 | 30 | 3,785 |
| 2013 | 11 | 135 | 9 | 5,002 |
| 2014 | 20 | 129 | 3 | 5,163 |
| 2015 | 18 | 111 | 1 | 5,830 |
| 2016 | 10 | 150 | 8 | 4,900 |
| 2017 | 12 | 121 | 14 | 5,312 |
| 2018 | 9 | 145 | 2 | 5,954 |
| 2019 | 22 | 164 | 8 | 7,130 |
| 2020 | 7 | 164 | 6 | 5,429 |
| 2021 | 8 | 410 | 4 | 5,978 |
| 2022 | 14 | 247 | 2 | 5,223 |
| 2023 | 10 | 111 | 2 | 5,345 |
| 2024 | 6 | 92 | 1 | 5,626 |
| 2025 | 12 | 153 | 4 | 6,163 |
| 2026 | 8 | 256 | 2 | — |
What is it indicated for?
Mpact 3D Metal Implants The Mpact 3D Metal Implants is designed to be used in total hip arthroplasty, for primary or revision surgery. The patient should be skeletally mature. Total hip arthroplasty is indicated in the following cases: • Severely painful and/or disabled joint: as a result of osteoarthritis, post-traumatic arthritis, rheumatoid arthritis or psoriactic arthritis, congenital hip dysplasia, ankylosing spondylitis. • Avascular necrosis of the…
Read the full statement (160 words)
Mpact 3D Metal Implants
The Mpact 3D Metal Implants is designed to be used in total hip arthroplasty, for primary or revision surgery.
The patient should be skeletally mature.
Total hip arthroplasty is indicated in the following cases:
• Severely painful and/or disabled joint: as a result of osteoarthritis, post-traumatic arthritis, rheumatoid arthritis or psoriactic arthritis, congenital hip dysplasia, ankylosing spondylitis.
• Avascular necrosis of the femoral head
• Acute traumatic fracture of the femoral head or neck
• Failure of previous hip surgery: joint reconstruction, internal fixation, arthrodesis, hemiarthroplasty, surface replacement arthroplasty, or total hip replacement where sufficient bone stock is present.
Augments 3D Metal
The Augments 3D Metal are intended to be used in combination with the Mpact 3D Metal Multi-hole acetabular cup in hip replacement surgeries.
The Augments 3D Metal are indicated in cases of:
• Congenital dysplasia
• Acetabular fractures
• Revision of previous implants in presence of insufficient bone quality or seriously altered bone structures.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K171966 · printed Nov 4, 2026
Cite this page
510(k) Report. “K171966: Mpact® 3D Metal™ Implants and Augments 3D Metal™.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K171966
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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