# K073228: DC Ulnar Shortening System

- Pathway: 510(k) (Traditional)
- Applicant: Orthopro, LLC
- Decided: Feb 29, 2008 after 106 days
- Product code: HRS (Plate, Fixation, Bone)
- Device class: 2
- Regulation: 21 CFR 888.3030
- 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; 2 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
- K113364: 2.7MM LCP Ulna Osteotomy System (2012), 3 descendants of its own
- K130008: Distal Ulna Locking Plate (Dul), Ulna Osteotomy Locking Plate (Uol), 3.0 Cancellous Locking Screw, 3.0 Cortical Locking (2013), 1 descendant of its own
- K260958: I.T.S. Clavicle Plates with Angular Stability; I.T.S. Volar Radius Plate with Angular Stability; I.T.S. Humeral Head Plate with Angular Stability; I.T.S. FR.O.H. Calcaneus Repair System; I.T.S. Pilonplate with Angular Stability; I.T.S. Olecranonplate with Angular Stability; I.T.S. Straight Plate with Angular Stability; I.T.S. Screw System; I.T.S. PRS Sacral Rod System; I.T.S. Fibula Plate PROlock with Angular Stability; I.T.S. Distal Humeral Plates with Angular Stability; I.T.S. LRS (L (2026), 0 descendants of its own
- K160553: DePuy Synthes 4.0 mm and 5.0 mm Locking Screws – MR Conditional, DePuy Synthes Wrist Fusion Plate (WFP) – MR Conditional, DePuy Synthes Large Fragment Dynamic Compression Locking (DCL) System –MR Conditional, DePuy Synthes Small Fragment Dynamic Compression Locking (DCL) System – MR Conditional, DePuy Synthes Modular Foot System – MR Conditional, DePuy Synthes T-Plates – MR Conditional, DePuy Synthes One-third Tubular Plate with Collar (OTPC) – MR Conditional, DePuy Synthes Stainless S (2017), 0 descendants of its own

## Indications for use
The DC Ulnar Shortening System provides fixation for osteotomies of the ulna.

Source page: https://510kreport.com/device/K073228
Methodology: https://510kreport.com/methodology