510(k) Report

510(k) · Cleared

Cleared

Titanium Mesh

K903485510(k) TraditionalCleared Feb 21, 1991205-day reviewClass II21 CFR 882.5320

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

Ruggles Corp. · GWO Plate, Cranioplasty, Preformed, Alterable

Cleared on Feb 21, 1991 after a 205-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Feb 21, 1991
Review
205 days
Class
Class II
Product code
GWO
Recalls
None
Predicates
0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K903485Source: FDA 510(k) database · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in GWO? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new GWO device

  1. #1 K261058 CraniUS Platescore 16.8 · 8 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against?

FDA has not posted a summary or statement for it, so its predicates are not known.

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

How does its category compare?

All GWO devices

GWO Plate, Cranioplasty, Preformed, Alterable: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · GWO

2in 2025

2007: 12008: 12010: 12011: 22012: 52013: 42014: 32015: 32016: 32017: 22018: 12019: 42021: 12022: 22024: 12025: 22026 (partial year): 2
2007high 5 (2012) · low 0 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · GWO

196in 2019

2012: 133 days median2013: 249 days median2014: 109 days median2015: 210 days median2016: 125 days median2019: 196 days median
2007high 249 (2013) · low 109 (2014)2026

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

Recalls per year · GWO

2in 2015

2007: 12015: 2
2007high 2 (2015) · low 0 (2008)2026

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

Adverse event reports per year · GWO

237in 2025

2008: 32009: 22010: 72011: 12012: 52013: 72014: 112015: 182016: 182017: 472018: 412019: 142020: 252021: 412022: 532023: 722024: 1492025: 237
2007high 237 (2025) · low 0 (2007)2025

MAUDE reports naming product code GWO, 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
20071—10
20081—03
20090—02
20101—07
20112—01
2012513305
2013424907
20143109011
20153210218
20163125018
20172—047
20181—041
20194196014
20200—025
20211—041
20222—053
20230—072
20241—0149
20252—0237
20262—0—
Cite this page

510(k) Report. “K903485: Titanium Mesh.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K903485

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Record history
  • FDA decision record loaded May 2, 2026
  • Page last updated Nov 3, 2026