Devices descending from K973412
154 later devices reach Natural-Knee II Constrained Knee System through their predicates, nearest generation first.
| Generation | Number | Device | Applicant | Decided | Own descendants | Recalls |
|---|---|---|---|---|---|---|
| +6 | K230831 | INHANCE Shoulder System Convertible Glenoid Inserts, INHANCE Convertible Glenoid | Depuy Ireland UC | 2023 | 0 | — |
| +6 | K232583 | Catalyst R1 Reverse Shoulder System | Catalyst Orthoscience, Inc. | 2023 | 1 | — |
| +6 | K230572 | AETOS Shoulder System | Smith & Nephew, Inc. | 2023 | 1 | — |
| +6 | K220847 | AETOS Shoulder System | Smith & Nephew, Inc. | 2023 | 5 | — |
| +6 | K223211 | INHANCETM Shoulder System – Humeral Stems and Stemless | Depuy Ireland UC | 2022 | 0 | — |
| +6 | K221467 | INHANCETM Reverse Glenoid Peripheral Posts | Depuy Ireland UC | 2022 | 0 | — |
| +6 | K212992 | LINK® Embrace Shoulder System - Reverse Configuration | Waldemar Link GmbH & Co. KG | 2021 | 0 | — |
| +6 | K213389 | Identity Imprint Cruciate Retaining (CR) Knee Replacement System and Identity Imprint… | Conformis, Inc. | 2021 | 8 | — |
| +6 | K210717 | Bone Screws dia. 5,0 mm | Lima Corporate S.P.A. | 2021 | 8 | — |
| +6 | K210899 | LINK Embrace Shoulder System- Anatomical Configuration | Waldemar Link GmbH & Co. KG | 2021 | 0 | — |
| +6 | K210809 | iTotal® Identity™ Cruciate Retaining (CR) Knee Replacement System (KRS) | Conformis, Inc. | 2021 | 4 | 1 |
| +6 | K203421 | Triathlon AS-1 | Conformis, Inc. | 2021 | 0 | — |
| +6 | K190521 | Aequalis Ascend Flex Shoulder System | Tornier S.A.S. | 2019 | 12 | — |
| +6 | K180906 | Conformis iTotal Cruciate Retaining (CR) Knee Replacement System | Conformis, Inc. | 2018 | 17 | 4 |
| +6 | K142161 | Itotal Cruciate Retaining (CR) Knee Replacement System, Itotal Posterior Stabilized (PS)… | Conformis, Inc. | 2014 | 24 | 6 |
| +6 | K140833 | Itotal Posterior Stabilized (PS) Knee Replacement System | Conformis, Inc. | 2014 | 26 | — |
| +6 | K133256 | Itotal Cruciate Retaining, Iuni Unicondylar Knee Replacement Systems, Iduo… | Conformis, Inc. | 2014 | 16 | 6 |
| +7 | K262173 | N22 Offset Humeral Head | Shoulder Innovations, Inc. | 2026 | 0 | — |
| +7 | K261683 | Augment Off-Axis Instrument System | Zimmer, Inc. | 2026 | 0 | — |
| +7 | K261016 | MSS - Humeral reverse liners extension | Medacta International, SA | 2026 | 0 | — |
| +7 | K254084 | AETOS Shoulder System - CONCELOC Glenoids | Smith & Nephew, Inc. | 2026 | 0 | — |
| +7 | K252416 | AETOS Shoulder System Meta Humeral Prosthesis Size 0 | Smith & Nephew, Inc. | 2025 | 0 | — |
| +7 | K240716 | AETOS Shoulder System Stemless Humeral Prosthesis | Smith & Nephew, Inc. | 2024 | 3 | — |
| +7 | K234105 | Catalyst F1x Shoulder System | Catalyst Orthoscience, Inc. | 2024 | 0 | — |
| +7 | K230846 | iTotal Identity Knee Replacement System; Identity Imprint Knee Replacement System | Conformis, Inc. | 2023 | 2 | — |
| +7 | K230844 | Identity Imprint Cruciate Retaining (CR) Knee Replacement System (KRS) with Cruciate… | Conformis, Inc. | 2023 | 1 | — |
| +7 | K220792 | SMR Reverse Liner | Lima Corporate S.P.A. | 2022 | 7 | — |
| +7 | K221059 | Identity Imprint Knee Replacement System (including Identity Imprint Posterior… | Conformis, Inc. | 2022 | 7 | — |
| +7 | K201315 | PERFORM Humeral System – Stem | Tornier, Inc. | 2020 | 11 | 1 |
| +7 | K193105 | iUni Unicondylar Knee Replacement System, iDuo Bicompartmental Knee Repair System… | Conformis, Inc. | 2020 | 15 | — |
| +7 | K153721 | iTotal Cruciate Retaining (CR) Knee Replacement System | Conformis, Inc. | 2016 | 0 | — |
| +7 | K160025 | iTotal Posterior Stabilized (PS) Knee Replacement System, iTotal Cruciate Retaining (CR)… | Conformis, Inc. | 2016 | 20 | 1 |
| +7 | K153217 | ConforMIS iTotal Posterior Stabilized Knee Replacement System | Conformis, Inc. | 2016 | 18 | — |
| +7 | K152704 | iTotal Posterior Stabilized Knee Replacement System, iTotal Cruciate Retaining Knee… | Conformis, Inc. | 2015 | 23 | — |
| +7 | K142404 | iTotal Posterior Stabilized (PS) Knee Replacement System | Conformis, Inc. | 2014 | 24 | 2 |
| +8 | K260721 | Tornier Perform Advanced Glenoid | Tornier, Inc. | 2026 | 0 | — |
| +8 | K252129 | AETOS Shoulder System Stemless Humeral Prosthesis | Smith & Nephew, Inc. | 2025 | 0 | — |
| +8 | K251184 | AltiVate Reverse Shoulder System; RSP Shoulder System; SMR Shoulder System; PRIMA… | Encore Medical L.P. | 2025 | 0 | — |
| +8 | K243768 | iTotal® Identity™ Cruciate Retaining 3DP Porous Knee Replacement System | Restor3D, Inc. | 2025 | 0 | — |
| +8 | K241878 | Tornier Humeral Reconstruction System (Tornier HRS); Tornier Perform Humeral System -… | Stryker Corporation (Tornier, Inc.) | 2024 | 1 | — |
| +8 | K232426 | Identity Imprint Porous Cruciate Retaining (CR) Knee Replacement System (KRS) with… | Conformis, Inc. | 2023 | 0 | — |
| +8 | K223876 | SMR Shoulder System | Lima Corporate S.P.A. | 2023 | 3 | — |
| +8 | K222427 | PRIMA TT Glenoid | Lima Corporate S.P.A. | 2022 | 2 | 3 |
| +8 | K220418 | Tornier Perform Humeral System – Stemless | Tornier, Inc. | 2022 | 0 | 1 |
| +8 | K221404 | Identity Imprint Knee Replacement System (including Identity Imprint Posterior… | Conformis, Inc. | 2022 | 6 | — |
| +8 | K212800 | PRIMA Humeral System and SMR Glenosphere Ø42 | Lima Corporate S.P.A. | 2022 | 2 | 2 |
| +8 | K161668 | ConforMIS iTotal (R) Posterior Stabilized (PS) Knee Replacement System (iTotal PS) | Conformis, Inc. | 2016 | 17 | 4 |
| +9 | K251686 | Tornier Humeral Reconstruction System Max (Tornier HRS Max) | Tornier, Inc. | 2025 | 0 | 1 |
| +9 | K243826 | SMR Reverse HP Shoulder System | Lima Corporate S.P.A. | 2025 | 1 | — |
| +9 | K233712 | PRIMA Humeral System; PRIMA TT Glenoid | Lima Corporate S.P.A. | 2024 | 1 | — |
| +9 | K231099 | SMR Hybrid Glenoid System | Lima Corporate S.P.A. | 2023 | 0 | — |
| +9 | K223316 | Identity Imprint Porous Total Knee Replacement System, Identity Imprint Porous Cruciate… | Conformis, Inc. | 2023 | 2 | — |
| +9 | K231233 | Identity™ Imprint™ CR KRS and Identity™ Imprint™ PS KRS | Conformis, Inc. | 2023 | 0 | 1 |
| +10 | K252352 | SMR Shoulder System; PRIMA Glenoid System; PRIMA Humeral System | Lima Corporate S.P.A. | 2026 | 0 | — |