# K955503: Adjustable PM Positioner

- Pathway: 510(k) (Traditional)
- Applicant: Jonathan A. Parker, D.D.S.
- Decided: Feb 8, 1996 after 69 days
- Product code: LQZ (Device, Jaw Repositioning)
- Device class: 2
- Regulation: 21 CFR 872.5570
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
30 later devices descend from it; 4 cite it directly.
0 of 31 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
- K972023: Sleep-in Bone Screw System (1997), 23 descendants of its own
- K981677: Repose Bone Screw System (1999), 16 descendants of its own
- K101060: Siesta Medical, Inc., Prelude Tongue Suspension System (2010), 15 descendants of its own
- K103179: Prelude II Tounge Suspension System (2010), 14 descendants of its own
- K110127: Prelude Iii Tongue Suspension System (2011), 13 descendants of its own

Source page: https://510kreport.com/device/K955503
Methodology: https://510kreport.com/methodology