510(k) Report

FDA product code · Cardiovascular

Implantable Cardioverter Defibrillator (Non-Crt)

LWSClass IIIPMA required17 decisions since 198589 recalls

17 FDA decisions since 1985. 89 recalls name this code, 12 of them Class I. The most-cited predicate is P950022, named by 3 later devices.

These devices treat tachycardia (fast heartbeats) with RV defibrillation therapy as necessary.

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, cardiovascular panel

Twenty years of LWS 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 · LWS

97in 2025

2007: 702008: 942009: 802010: 1192011: 1362012: 1292013: 1482014: 1682015: 1002016: 1452017: 1622018: 1422019: 982020: 1252021: 1112022: 912023: 1012024: 1082025: 972026 (partial year): 93
2007high 168 (2014) · low 70 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LWS

Too few LWS 510(k)s in any year since 2007 to give a median.

Recalls per year · LWS

2in 2025

2007: 42008: 32009: 82010: 62011: 82012: 52013: 12015: 2, 1 Class I2016: 2, 2 Class I2017: 7, 5 Class I2018: 12020: 6, 3 Class I2022: 32023: 22025: 2, 1 Class I
2007high 8 (2009) · low 0 (2014)2026

Class I (12 since 2007) Class II/III not classified

Adverse event reports per year · LWS

24,303in 2025

2007: 10,3302008: 11,3272009: 13,7682010: 17,3212011: 15,0972012: 12,8202013: 17,2422014: 18,5942015: 14,0402016: 16,6382017: 18,4542018: 17,2282019: 16,1842020: 16,9092021: 19,6542022: 23,4542023: 28,7012024: 25,2022025: 24,303
2007high 28,701 (2023) · low 10,330 (2007)2025

MAUDE reports naming product code LWS, 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
200770—410,330
200894—311,327
200980—813,768
2010119—617,321
2011136—815,097
2012129—512,820
2013148—117,242
2014168—018,594
2015100—2 (1)14,040
2016145—2 (2)16,638
2017162—7 (5)18,454
2018142—117,228
201998—016,184
2020125—6 (3)16,909
2021111—019,654
202291—323,454
2023101—228,701
2024108—025,202
202597—2 (1)24,303
202693—0—
FIG. 1 — LWS by year, 2007–2026Sources: FDA decision databases, recall and enforcement reports, MAUDE · Data through Oct 25, 2026

Planning a device in LWS? 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