# K023868: Dan Kerrison Rongeurs, Models K1 + Billy 1

- Pathway: 510(k) (Traditional)
- Applicant: Dannoritzer Medical Instruments
- Decided: Feb 7, 2003 after 79 days
- Product code: HAE (Rongeur, Manual)
- Device class: 2
- Regulation: 21 CFR 882.4840
- 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; 1 cites 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. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K081651: Instrumed Rongeur (2008), 3 descendants of its own
- K150468: Laminectomy Rongeurs, Kerrison Rongeurs, IVD Rongeurs (2016), 1 descendant of its own
- K210741: KLS Martin Neuro Rongeurs (2022), 0 descendants of its own
- K131851: Osteomed Neuro Rongeur (2013), 0 descendants of its own

## Indications for use
DANNORITZER manual rongeurs are designed for cutting or biting bone during surgery involving the skull or spinal column.

Source page: https://510kreport.com/device/K023868
Methodology: https://510kreport.com/methodology