# K911378: Townley Great Toe Joint

- Pathway: 510(k) (Traditional)
- Applicant: Biopro, Inc.
- Decided: Nov 22, 1991 after 239 days
- Product code: KWD (Prosthesis, Toe, Hemi-, Phalangeal)
- Device class: 2
- Regulation: 21 CFR 888.3730
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
29 later devices descend from it; 5 cite it directly.
0 of 30 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
- K031859: Cap Great Toe Resurfacing Hemi-Arthroplasty Implant (2004), 23 descendants of its own
- K070052: Met-Head Model# MHDD-XX:CC Diameter, CC Cannulation (2007), 18 descendants of its own
- K063370: Cap 7.0MM MTP Resurfacing Hemi-Arthroplasty (2007), 16 descendants of its own
- K073065: Osteomed Metatarsal Resurfacing Implant System (2008), 15 descendants of its own
- K081876: Osteomed Resurfacing Metatarsal Implant with Hydroxylapatite Coating (2008), 13 descendants of its own

Source page: https://510kreport.com/device/K911378
Methodology: https://510kreport.com/methodology