510(k) Report

FDA product code · Gastroenterology and urology

Dialysate Concentrate For Hemodialysis (Liquid Or Powder)

KPOClass II21 CFR 876.5820510(k) required124 decisions since 197886 recalls

124 FDA decisions since 1978. 510(k) reviews decided 2021–2025 took a median of 116 days (half between 82 and 265). 86 recalls name this code, 0 of them Class I. The most-cited predicate is K013448, named by 6 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, gastroenterology and urology panel

Twenty years of KPO 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 · KPO

2in 2025

2007: 22008: 22009: 12011: 12012: 22013: 12014: 22015: 12016: 12017: 32018: 22020: 52021: 12022: 22023: 32024: 32025: 22026 (partial year): 2
2007high 5 (2020) · low 0 (2010)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · KPO

112in 2024

2017: 192 days median2020: 270 days median2023: 263 days median2024: 112 days median
2007high 270 (2020) · low 112 (2024)2026

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

Recalls per year · KPO

6in 2025

2007: 52008: 22009: 12011: 22012: 102015: 32016: 12017: 12018: 112019: 12020: 312022: 22024: 12025: 62026 (partial year): 9
2007high 31 (2020) · low 0 (2010)2026

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

Adverse event reports per year · KPO

95in 2025

2007: 52008: 82009: 32010: 1072011: 2232012: 702013: 3,8972014: 15,9162015: 8,3402016: 2402017: 802018: 972019: 792020: 2442021: 632022: 252023: 592024: 2592025: 95
2007high 15,916 (2014) · low 3 (2009)2025

MAUDE reports naming product code KPO, 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
20072—55
20082—28
20091—13
20100—0107
20111—2223
20122—1070
20131—03,897
20142—015,916
20151—38,340
20161—1240
20173192180
20182—1197
20190—179
2020527031244
20211—063
20222—225
20233263059
202431121259
20252—695
20262—9—
FIG. 1 — KPO by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in KPO? 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

Related product codes

Other codes under 21 CFR 876.5820.