Devices descending from K994214
121 later devices reach Gem Knee System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +1 | K032108 | Search Evolution (LC) Total Knee System (Porous Coated) | Aesculap, Inc. | 2004 | 80 | — |
| +1 | K030367 | Columbus (PS) | Aesculap, Inc. | 2003 | 17 | 1 |
| +1 | K023788 | Columbus (CR) Total Knee System | Aesculap, Inc. | 2002 | 25 | — |
| +1 | K022672 | Columbus Total Knee System (CR) | Aesculap, Inc. | 2002 | 96 | 1 |
| +1 | K021313 | Search Evolution Total Knee System | Aesculap, Inc. | 2002 | 120 | — |
| +2 | K143443 | VEGA Knee System, Columbus Total Knee System | Aesculap Implants Systems, LLC | 2015 | 3 | — |
| +2 | K143106 | VEGA Knee System | Aesculap Implant Systems, LLC | 2014 | 4 | — |
| +2 | K083772 | Columbus Revision Knee System | Aesculap Implant System, Inc. | 2009 | 12 | 4 |
| +2 | K071499 | Columbus Total Knee System Mios CR/PS Tibial Tray | Aesculap Implant Systems, Inc. | 2007 | 6 | — |
| +2 | K070981 | Search Evolution (LC) Total Knee System (Plasmapore) | Aesculap Implant Systems, Inc. | 2007 | 79 | — |
| +2 | K071220 | Columbus Total Knee System as | Aesculap Implant Systems, Inc. | 2007 | 7 | 1 |
| +2 | K053579 | Columbus Ultra Congruent (UC) Tibial Insert/Gliding Surface | Aesculap, Inc. | 2006 | 0 | — |
| +2 | K053390 | Columbus (CR) Total Knee System | Aesculap, Inc. | 2006 | 5 | 1 |
| +2 | K033260 | Aequos | Aap Implantate AG | 2004 | 19 | — |
| +3 | K191765 | OMNI TiN Coated Apex Knee™ System | Omni Life Science, Inc. | 2019 | 2 | — |
| +3 | K141934 | Physica KR Knee System | Lima Corporate S.P.A. | 2015 | 18 | — |
| +3 | K120955 | Columbus Total Knee System as Columbus Revision Knee System Enduro Knee System | Aesculap Implant Systems, LLC | 2012 | 4 | — |
| +3 | K122985 | Columbus Revision Knee System | Aesculap Implant System, Inc. | 2012 | 0 | 1 |
| +3 | K101815 | Enduro Knee System | Aesculap Implant Systems | 2010 | 10 | — |
| +3 | K081023 | Evolis Total Knee System | Medacta International S.A. | 2008 | 78 | 1 |
| +3 | K081293 | Univation Unicondylar Knee System | Aesculap Implant Systems, Inc. | 2008 | 1 | 8 |
| +4 | K252044 | Triathlon® Total Knee System - Triathlon® Gold Femoral Components | Howmedica Osteonics Corp., Dba Stryker Orthopaedics | 2025 | 0 | — |
| +4 | K201611 | Apex Knee System | Omnilife Science | 2021 | 0 | — |
| +4 | K201084 | Physica system | Lima Corporate S.P.A. | 2020 | 5 | — |
| +4 | K193284 | Physica LMC Knee System | Lima Corporate S.P.A. | 2020 | 6 | — |
| +4 | K190911 | Physica KR Liner and SMR Reverse Humeral Liner | Limacorporate | 2019 | 8 | — |
| +4 | K152008 | Physica PS Knee System | Lima Corporate S.P.A. | 2015 | 7 | — |
| +4 | K151266 | Physica CR Knee System | Lima Corporate S.P.A. | 2015 | 8 | — |
| +4 | K142069 | GMK Extension | Medacta International | 2014 | 4 | — |
| +4 | K131167 | Univation | Aesculap Implant Systems, LLC | 2013 | 0 | 8 |
| +4 | K131310 | GMK Full PE Tibial Components | Medacta International | 2013 | 2 | — |
| +4 | K130299 | GMK Hinge | Medacta International | 2013 | 4 | 2 |
| +4 | K122975 | GKS Prime Flex CR Total Knee System | Permedica | 2012 | 0 | — |
| +4 | K121416 | GMK Sphere | Medacta International | 2012 | 20 | — |
| +4 | K120790 | GMK - Line Extension | Medacta International | 2012 | 11 | — |
| +4 | K113571 | GMK Resufacing Patella Size 4 | Medacta International | 2012 | 23 | — |
| +4 | K111283 | GMK Revision Hybrid Liners | Medacta International | 2011 | 0 | — |
| +4 | K090988 | GMK Total Knee System | Medacta International S.A. | 2009 | 52 | 1 |
| +4 | K091069 | Medacta Bone Screws - Evolis and Versafit | Medacta International S.A. | 2009 | 23 | — |
| +5 | K262057 | GMK Extension | Medacta International SA | 2026 | 0 | — |
| +5 | K250980 | Physica System (Physica CR Porous Femoral components) | Lima Corporate S.P.A. | 2025 | 0 | — |
| +5 | K234044 | ACS® LD FB Knee System | Implantcast GmbH | 2024 | 1 | — |
| +5 | K223548 | GMK Sphere & GMK SpheriKA Cementless | Medacta International S.A. | 2023 | 1 | — |
| +5 | K221850 | GMK 3D Metal Tibial Tray | Medacta International S.A. | 2022 | 1 | — |
| +5 | K220792 | SMR Reverse Liner | Lima Corporate S.P.A. | 2022 | 7 | — |
| +5 | K213381 | Physica system | Lima Corporate S.P.A. | 2021 | 0 | 1 |
| +5 | K211664 | GMK Sphere Revision | Medacta International S.A. | 2021 | 0 | — |
| +5 | K211938 | Physica LMC Knee System | Limacorporate | 2021 | 0 | — |
| +5 | K211004 | GMK Spherika Femurs and Fixed Tibial Trays Plus | Medacta International S.A. | 2021 | 4 | — |
| +5 | K210062 | Mectaplug PE II | Medacta International S.A. | 2021 | 0 | — |
| +5 | K210554 | Physica system | Lima Corporate S.P.A. | 2021 | 2 | — |
| +5 | K210010 | GMK Revision & Hinge Extension - TiNbN Coating | Medacta International S.A. | 2021 | 1 | — |
| +5 | K202684 | GMK Total Knee System - TiNbN Coating | Medacta International S.A. | 2020 | 3 | — |
| +5 | K202022 | GMK-SPHERE Tibial inserts FLEX Tibial Insert CR and Resurfacing Patella made of E-CROSS… | Medacta International S.A. | 2020 | 1 | — |
| +5 | K173890 | GMK Sphere - Kinematic Alignment | Medacta International S.A. | 2018 | 6 | — |
| +5 | K181635 | GMK Sphere CR Tibial Inserts | Medacta International S.A. | 2018 | 2 | — |
| +5 | K172347 | GMK Hinge, GMK Revision | Medacta International S.A. | 2017 | 2 | — |
| +5 | K162035 | GMK Sphere | Medacta International S.A. | 2017 | 10 | — |
| +5 | K163311 | GMK Revision Femoral Distal Augmentation | Medacta International S.A. | 2016 | 2 | — |
| +5 | K140826 | GMK Sphere Extension | Medacta International | 2014 | 17 | — |
| +5 | K133630 | GMK Short Stem | Medacta International | 2013 | 1 | — |
| +5 | K123721 | GMK Revision Extension | Medacta International | 2013 | 3 | — |
| +5 | K122232 | GMK Narrow | Medacta International | 2012 | 8 | — |
| +5 | K103170 | GMK Revision Knee SC Liners | Medacta International S.A. | 2011 | 28 | — |
| +5 | K103721 | Mpact Acetabular System | Medacta International | 2011 | 21 | — |
| +5 | K103352 | Versafitcup CC Trio | Medacta International | 2011 | 4 | — |
| +5 | K102437 | GMK Revision Knee System | Medacta International S.A. | 2010 | 34 | — |
| +5 | K093806 | Myknee Cutting Blocks | Medacta International S.A. | 2010 | 16 | — |
| +6 | K253630 | Mpact 3D Metal Foam | Medacta International S.A. | 2026 | 0 | — |
| +6 | K260037 | implantcast Packaging System Update | Implantcast GmbH | 2026 | 0 | — |
| +6 | K253328 | GMK 3D Metal Tibial Tray Extension | Medacta International S.A. | 2026 | 0 | — |
| +6 | K251043 | Mpact 3D Metal Implants Extension – DMLS Technology | Medacta International S.A. | 2026 | 0 | — |
| +6 | K250450 | Coated hip implants | Medacta International S.A. | 2025 | 0 | — |
| +6 | K241461 | Mpact Constrained Liner | Medacta International S.A. | 2025 | 1 | — |
| +6 | K251184 | AltiVate Reverse Shoulder System; RSP Shoulder System; SMR Shoulder System; PRIMA… | Encore Medical L.P. | 2025 | 0 | — |
| +6 | K243574 | Evolution® Total Knee Systems - Kinematic Alignment Instrumentation and Technique | Microport Orthopedics, Inc. | 2025 | 1 | — |
| +6 | K243615 | Physica Porous Femoral Components | Lima Corporate S.P.A. | 2024 | 1 | — |
| +6 | K230011 | Mpact Extension | Medacta International S.A. | 2023 | 3 | — |
| +6 | K231037 | MyKnee UNI-ST | Medacta International S.A. | 2023 | 0 | — |
| +6 | K223876 | SMR Shoulder System | Lima Corporate S.P.A. | 2023 | 3 | — |
| +6 | K222427 | PRIMA TT Glenoid | Lima Corporate S.P.A. | 2022 | 2 | 3 |
| +6 | K202568 | Mpact® 3D Metal Implants - DMLS Technology | Medacta International S.A. | 2021 | 1 | — |
| +6 | K200391 | MPACT Extension | Medacta International S.A. | 2021 | 0 | — |
| +6 | K203755 | Shoulder System - TiNbN Coating | Medacta International S.A. | 2021 | 0 | — |
| +6 | K193559 | NextAR TKA Platform | Medacta Inernational SA | 2020 | 12 | — |
| +6 | K201343 | Triathlon Total KneeSystem | Howmedica Osteonics Corp., Dba Stryker Orthopaedics | 2020 | 3 | — |
| +6 | K183582 | MPACT Extension | Medacta International S.A. | 2019 | 4 | — |
| +6 | K171966 | Mpact® 3D Metal™ Implants and Augments 3D Metal™ | Medacta International S.A. | 2018 | 3 | — |
| +6 | K170106 | MyKnee PPS-Pin Positioners | Medacta International S.A. | 2017 | 2 | — |
| +6 | K143453 | Mpact Double Mobility System | Medacta International | 2015 | 1 | — |
| +6 | K132879 | Mpact Extension | Medacta International | 2014 | 11 | — |
| +6 | K131116 | U2 Total Knee System - Psa Type, Offset Stem Adapter | United Orthopedic Corporation | 2013 | 0 | — |
| +6 | K122783 | Plasmafit Acetabular Cup and Vitelene Insert | Aesculap Implant System, Inc. | 2013 | 0 | — |
| +6 | K131458 | Mpact DM Liner Converter | Medacta International | 2013 | 3 | — |
| +6 | K122911 | Versafitcup CC Trio Extension | Medacta International | 2012 | 1 | — |
| +6 | K122641 | Mpact Extension | Medacta International | 2012 | 14 | — |
| +6 | K120531 | Versafitcup CC Trio-Additional Liners | Medacta International | 2012 | 2 | — |
| +6 | K111145 | Endo Head | Medacta International | 2011 | 0 | — |
| +7 | K260173 | M-Vizion Femoral Revision System Extension | Medacta International S.A. | 2026 | 0 | — |
| +7 | K253728 | EVOLUTION® AM BIOFOAM® Tibial System | Microport Orthopedics, Inc. | 2026 | 0 | — |