# K923909: Cement Restrictor for Proforma and Perfecta Total

- Pathway: 510(k) (Traditional)
- Applicant: Orthomet, Inc.
- Decided: Nov 4, 1992 after 92 days
- Product code: LZN (Cement Obturator)
- Device class: 2
- Regulation: 21 CFR 878.3300
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

## Most influential descendants
- K240046: Ethylene Oxide Sterilization Supplier Change for MPO Hips (2024), 0 descendants of its own

Source page: https://510kreport.com/device/K923909
Methodology: https://510kreport.com/methodology