# K961121: Kinematic Knee Device/Magnetom Open System

- Pathway: 510(k) (Traditional)
- Applicant: Siemens Medical Solutions USA, Inc.
- Decided: Jun 19, 1996 after 90 days
- Product code: LNH (System, Nuclear Magnetic Resonance Imaging)
- Device class: 2
- Regulation: 21 CFR 892.1000
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K924154 (1992). 1 ancestor in all.
1 later device descends from it; 1 cites it directly.
0 of 3 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K924154: Kinematic Mri Moviemaker, Resonex, Inc. (1992) Summary page 3.

## Most influential descendants
- K964752: Kinematic Positioning Devices; C-Spine, Knee,Shoulder (1997), 0 descendants of its own

## Indications for use
The new kinematic knee device will enable the physician to evaluate the anatomy of the knee and dynamic interaction of the different tissues (ligaments, cartilage, bone, muscle, fat). Such dynamic evaluation may be useful for patellar tracking.

Source page: https://510kreport.com/device/K961121
Methodology: https://510kreport.com/methodology