510(k) Report

FDA product code · Orthopedic

Prosthesis, Knee, Femorotibial, Non-Constrained, Cemented, Metal/Polymer

HSXClass II21 CFR 888.3520510(k) required115 decisions since 197760 recalls

115 FDA decisions since 1977. 510(k) reviews decided 2021–2025 took a median of 72 days (half between 57 and 208). 60 recalls name this code, 0 of them Class I. The most-cited predicate is K033363, named by 22 later devices.

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026 Download the data (CSV)

FIG. A — Illustration, orthopedic panel

Twenty years of HSX at a glance: how often FDA decides these devices, how long 510(k) reviews take, how often they are recalled, and how many adverse event reports name the code.

FDA decisions per year · HSX

4in 2025

2007: 62008: 42009: 22010: 32011: 12012: 52013: 22015: 12016: 32017: 52018: 22019: 72020: 42021: 72022: 22023: 12024: 42025: 42026 (partial year): 2
2007high 7 (2019) · low 0 (2014)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · HSX

59in 2025

2007: 33 days median2008: 102 days median2010: 74 days median2012: 88 days median2016: 147 days median2017: 160 days median2019: 90 days median2020: 40 days median2021: 81 days median2024: 133 days median2025: 59 days median
2007high 160 (2017) · low 33 (2007)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · HSX

2in 2020

2009: 492013: 12016: 12017: 42020: 2
2007high 49 (2009) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · HSX

175in 2025

2007: 62008: 42009: 212010: 582011: 1142012: 832013: 792014: 662015: 572016: 1072017: 1132018: 1592019: 1772020: 2732021: 2402022: 2572023: 2312024: 1722025: 175
2007high 273 (2020) · low 4 (2008)2025

MAUDE reports naming product code HSX, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
200763306
2008410204
20092—4921
2010374058
20111—0114
2012588083
20132—179
20140—066
20151—057
201631471107
201751604113
20182—0159
20197900177
20204402273
20217810240
20222—0257
20231—0231
202441330172
20254590175
20262—0—
FIG. 1 — HSX by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in HSX? A 510(k) Report ranks candidate predicates in this code by lineage, citations and recall history, with the review-time outlook.

See the 510(k) Report