# K920188: Threaded Pins

- Pathway: 510(k) (Traditional)
- Applicant: Kirschner Medical Corp.
- Decided: May 12, 1993 after 483 days
- Product code: MBJ (Fastener, Fixation, Biodegradable, Hard Tissue)
- Device class: 3
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
3 later devices descend from it; 1 cites it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

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

## Most influential descendants
- K020222: Wisorb Malleolar Screw (2002), 2 descendants of its own
- K040265: Little Grafter Screw (2004), 1 descendant of its own
- K073312: Osteotrans-OT Screw (2008), 0 descendants of its own

Source page: https://510kreport.com/device/K920188
Methodology: https://510kreport.com/methodology