510(k) Report

510(k) · Cleared

Recalled · Class II · 2017

MiniMAX

K170845510(k) TraditionalCleared Aug 8, 2017140-day reviewClass II21 CFR 888.3353Recalls 1

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

Medacta International S.A. · LZO Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented

Cleared on Aug 8, 2017 as substantially equivalent to K123604 (Howmedica Osteonics Corp., 2013) and 1 other predicate after a 140-day review. Its family tree reaches back 7 generations to 1994. 7 later devices descend from it. It has been recalled once.

Decided
Aug 8, 2017
Review
140 days
Class
Class II
Product code
LZO
Recalls
1
Predicates
2

Its longest line of descent runs back 7 generations to K921308 (1994). 24 ancestors in all, the oldest K921301 (1994). 7 later devices descend from it, 4 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2015: 1 other ancestor2011: 1 other ancestor2009: 1 other ancestor2002: 2 other ancestors2000: 2 other ancestors1997: 1 other ancestor1996: 3 other ancestors1995: 4 other ancestors1994: 2 other ancestors2025: 1 descendant cleared2018: 1 descendant cleared2019: 1 descendant cleared2023: 2 descendants cleared2020: 2 descendants clearedK921308 · HG Multilock Hip Prosthesis W/ TI-Nidium · Zimmer, Inc. · 1994 · recalledK972893 · Partnership Revision Femoral Stems · Howmedica Corp. · 1997K983404 · Type 3 Femoral Components · Howmedica Corp. · 1998 · recalledK013106 · 2 Piece Modular Hip Stem · Howmedica Osteonics Corp. · 2002 · recalledK103479 · Novel Tapered Hip Stem · Stryker Corp. · 2011K120578 · Accolade II Hip Stem · Howmedica Osteonics · 2012 · recalledK123604 · Abg Iii Monolithic Hip Stem · Howmedica Osteonics Corp. · 2013 · recalled1990200020102020
Other ancestors, by generationDescendants, by generation 1 generation back: 1 other ancestor2 generations back: 1 other ancestor3 generations back: 4 other ancestors4 generations back: 5 other ancestors5 generations back: 6 other ancestors 1 generation forward: 4 descendants2 generations forward: 2 descendants3 generations forward: 1 descendant K123604 · Abg Iii Monolithic Hip Stem · Howmedica Osteonics Corp. · 2013 · recalledK120578 · Accolade II Hip Stem · Howmedica Osteonics · 2012 · recalledK103479 · Novel Tapered Hip Stem · Stryker Corp. · 2011K013106 · 2 Piece Modular Hip Stem · Howmedica Osteonics Corp. · 2002 · recalledK983404 · Type 3 Femoral Components · Howmedica Corp. · 1998 · recalledK972893 · Partnership Revision Femoral Stems · Howmedica Corp. · 1997K921308 · HG Multilock Hip Prosthesis W/ TI-Nidium · Zimmer, Inc. · 1994 · recalled−50
  1. Root · 7 generations backK921308 HG Multilock Hip Prosthesis W/ TI-NidiumZimmer, Inc. · 1994 · Recalled
  2. 6 generations backK972893 Partnership Revision Femoral StemsHowmedica Corp. · 1997
  3. 5 generations backK983404 Type 3 Femoral ComponentsHowmedica Corp. · 1998 · Recalled
  4. 4 generations backK013106 2 Piece Modular Hip StemHowmedica Osteonics Corp. · 2002 · Recalled
  5. 3 generations backK103479 Novel Tapered Hip StemStryker Corp. · 2011
  6. 2 generations backK120578 Accolade II Hip StemHowmedica Osteonics · 2012 · Recalled
  7. 1 generation backK123604 Abg Iii Monolithic Hip StemHowmedica Osteonics Corp. · 2013 · Recalled
  8. This deviceK170845 MiniMAXMedacta International S.A. · 2017
  9. Descendant · cites it directly · 4 of its ownK181693 SMS Femoral StemMedacta International S.A. · 2018
  10. Descendant · 2 generations on · 3 of its ownK201673 SMS Cementless StemMedacta International S.A. · 2020
  11. Descendant · cites it directly · 2 of its ownK192352 MiniMAXMedacta International S.A. · 2019
  12. Descendant · 2 generations on · 1 of its ownK203041 SMS Cementless StemMedacta International S.A. · 2020
  13. Descendant · cites it directly · 0 of its ownK250450 Coated hip implantsMedacta International S.A. · 2025

Showing 5 of 7 descendants. See all descendants

Descendants cleared per year

2018: 12019: 12020: 22023: 22025: 1
2018high 2 (2020) · low 0 (2021)2026

Most influential descendants

Showing 5 of 7 · See all
  • K181693SMS Femoral StemMedacta International S.A. · 2018 · cites it directly4descendants
  • K201673SMS Cementless StemMedacta International S.A. · 2020 · 2 generations on3descendants
  • K192352MiniMAXMedacta International S.A. · 2019 · cites it directly2descendants
  • K203041SMS Cementless StemMedacta International S.A. · 2020 · 2 generations on1descendant
  • K250450Coated hip implantsMedacta International S.A. · 2025 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−7K921308HG Multilock Hip Prosthesis W/ TI-NidiumZimmer, Inc.19941
−6K972893Partnership Revision Femoral StemsHowmedica Corp.1997—
−5K983404Type 3 Femoral ComponentsHowmedica Corp.19981
−4K0131062 Piece Modular Hip StemHowmedica Osteonics Corp.200237
−3K103479Novel Tapered Hip StemStryker Corp.2011—
−2K120578Accolade II Hip StemHowmedica Osteonics20121
−1K123604Abg Iii Monolithic Hip StemHowmedica Osteonics Corp.20131
0 (this device)K170845MiniMAXMedacta International S.A.2017—
+1K181693SMS Femoral StemMedacta International S.A.2018—
+2K201673SMS Cementless StemMedacta International S.A.2020—
+1K192352MiniMAXMedacta International S.A.2019—
+2K203041SMS Cementless StemMedacta International S.A.2020—
+1K250450Coated hip implantsMedacta International S.A.2025—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
199420
199540
199630
199710
200020
200220
200910
201110
201510

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201810
201910
202020
202320
202510
FIG. 1 — Lineage of K170845, 1994–2025Source: 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 LZO? 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 LZO device

  1. #1 K192827 Quadra-Pscore 19.3 · 10 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? (2)

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
*K123604Abg Iii Monolithic Hip Stem
Summary page 4
…II. Predicate Device Substantial equivalence is claimed to the following devices: Primary Predicate: x ABG III Monolithic Hip Stem (Also known as Anato Hip Stem), K123604, Howmedica Osteonics Corp. Additional Predicates x MasterLoc Stem, K151531, Medacta International SA IV. Device D…
Howmedica Osteonics Corp.20131
*K151531MasterLoc Stem
Summary page 4
…imary Predicate: x ABG III Monolithic Hip Stem (Also known as Anato Hip Stem), K123604, Howmedica Osteonics Corp. Additional Predicates x MasterLoc Stem, K151531, Medacta International SA IV. Device Description The purpose of this submission is to gain clearance for the new MiniMAX, wh…
Medacta International2015—

Also cleared against K123604: 2 other devices →

What descends from it? (7)

4 later devices cite it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K181693SMS Femoral StemMedacta International S.A.20184
K192352MiniMAXMedacta International S.A.20192
K250450Coated hip implantsMedacta International S.A.20250
K231109Xerxes Hip StemXerxes Arthopedix, LLC20230

Has anything in its family been recalled? (0 Class I)

Recalls of this device

DateClassRecallRoot causeReason
Nov 15, 2017Class IIZ-0196-2019Package design/selectionComplaint monitoring noted a trend of packaging being breached for the MiniMAX Stem.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 23 years and passes through 6 companies; a new generation was cleared every 3.3 years on median.
  • 14 of the 24 ancestors have a recall of any class.
  • Of its descendants, K181693 (Medacta International S.A., 2018) has gone furthest, with 4 descendants of its own.
  • 2 other devices also cite its predicate K123604.

How does its category compare?

All LZO devices

LZO Prosthesis, Hip, Semi-Constrained, Metal/Ceramic/Polymer, Cemented Or Non-Porous, Uncemented: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.

FDA decisions per year · LZO

14in 2025

2007: 92008: 112009: 72010: 152011: 132012: 142013: 262014: 132015: 122016: 102017: 162018: 182019: 282020: 182021: 122022: 112023: 102024: 112025: 142026 (partial year): 9
2007high 28 (2019) · low 7 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LZO

119in 2025

2007: 87 days median2008: 63 days median2009: 83 days median2010: 78 days median2011: 87 days median2012: 98 days median2013: 100 days median2014: 85 days median2015: 115 days median2016: 177 days median2017: 257 days median2018: 163 days median2019: 109 days median2020: 112 days median2021: 170 days median2022: 279 days median2023: 122 days median2024: 111 days median2025: 119 days median2026 (partial year): 102 days median
2007high 279 (2022) · low 63 (2008)2026

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

Recalls per year · LZO

1in 2025

2007: 22008: 132009: 422011: 102012: 142014: 12015: 12016: 92017: 52018: 22019: 42020: 32022: 42023: 22024: 12025: 1
2007high 42 (2009) · low 0 (2010)2026

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

Adverse event reports per year · LZO

3,244in 2025

2007: 1382008: 1252009: 1892010: 3942011: 5442012: 9632013: 1,3702014: 1,4772015: 1,3482016: 1,7282017: 2,1652018: 3,1332019: 3,0662020: 1,9632021: 2,1992022: 1,9852023: 2,0662024: 2,5862025: 3,244
2007high 3,244 (2025) · low 125 (2008)2025

MAUDE reports naming product code LZO, 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
20079872138
2008116313125
200978342189
201015780394
2011138710544
2012149814963
20132610001,370
2014138511,477
20151211511,348
20161017791,728
20171625752,165
20181816323,133
20192810943,066
20201811231,963
20211217002,199
20221127941,985
20231012222,066
20241111112,586
20251411913,244
202691020—

What is it indicated for?

The hip prosthesis MiniMAX is designed for cementless use in total or partial hip arthroplasty in primary or revision surgery.

Hip Replacement is indicated in the following cases:

• Severely painful and/or disabled joint as a result of arthritis, traumatic arthritis, rheumatoid polyarthritis, or congenital hip dysplasia.

• 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.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K170845: MiniMAX.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K170845

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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