# K992952: Lorenz Distraction System

- Pathway: 510(k) (Traditional)
- Applicant: Walter Lorenz Surgical, Inc.
- Decided: Nov 19, 1999 after 79 days
- Product code: MQN (External Mandibular Fixator And/Or Distractor)
- Device class: 2
- Regulation: 21 CFR 872.4760
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
4 later devices descend from it; 3 cite it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names no predicate by number.

## Most influential descendants
- K030425: Lorenz Resorbable Distraction System or Expander (2004), 1 descendant of its own
- K133304: RXG Distraction System (2014), 0 descendants of its own
- K030790: Osteomed Alveolar Distraction System (2003), 0 descendants of its own
- K020407: Lorenz Blue Device (2002), 0 descendants of its own

## Indications for use
The Lorenz Distraction System includes devices intended as a bone stabilizer, and distraction devices when correction of congenital deficiencies or post traumatic defects of oral (including the mandible, alveolar ridge, palate, and symphysis areas), cranial, and maxillo-facial bone require gradual distraction.

Source page: https://510kreport.com/device/K992952
Methodology: https://510kreport.com/methodology