# K072959: MS System (Denture)

- Pathway: 510(k) (Traditional)
- Applicant: Osstem Implant Co., Ltd.
- Decided: Feb 4, 2008 after 108 days
- Product code: DZE (Implant, Endosseous, Root-Form)
- Device class: 2
- Regulation: 21 CFR 872.3640
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 9 generations back to K960026 (1996). 17 ancestors in all.
43 later devices descend from it; 4 cite it directly.
0 of 61 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K041938: Maximus OS (Overdenture System), BioHorizons Implant Systems, Inc. (2004) Summary page 1.
- K053354: Intermezzo Plus Fixture, Megagen Co., Ltd. (2006) Summary page 1.

## Most influential descendants
- K080594: MS System (Narrow Ridge) (2008), 42 descendants of its own
- K182091: Osstem Abutment System (2019), 30 descendants of its own
- K211090: ZENEX Implant System (2022), 8 descendants of its own
- K203360: EK Implants and Abutments System (2022), 7 descendants of its own
- K083067: MS System (2009), 7 descendants of its own

## Indications for use
The MS System (Denture) is intended to be place in the bone of the upper or lower jaw arches to provide support the prosthetic devices to restore the patient's chewing function, including the denture stabilization. MS System (Denture) is intended for single use only.

Source page: https://510kreport.com/device/K072959
Methodology: https://510kreport.com/methodology