Reported Reactions

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Device brand name · Attune instruments tibial trials

Attune Shim Sz5 5mm: medical device reports filed with FDA

181 reports name it, 2015–2026. Manufacturer given most often on reports: Depuy Ireland - 9616671. Product code HWT.

181
device reports naming the brand
0% of all MAUDE reports · about 16 a year
10
reports, 12 months to August 2026
16 in the 12 months before
99.4%
classified as malfunction
96.7% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

FDA's MAUDE database holds 181 reports that name the brand "Attune Shim Sz5 5mm" (attune instruments tibial trials), received between June 2015 and March 2026; the manufacturer given most often on reports is Depuy Ireland - 9616671. Spellings of one product vary from report to report.

10 reports arrived in the 12 months to August 2026, down 37% from 16 in the 12 months before. FDA releases MAUDE data monthly; reports can arrive months after an event, so the newest months grow in later releases. The event types recorded are malfunction (99.4%) and injury (0.6%); across all template reports (product code HWT) death is recorded in 0% and malfunction in 96.7%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are break (77.3%), crack (5.5%) and scratched material (4.4%). The patient problems coded most often are not applicable. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data."

Reports by month, five years

036Sep 2021: 4Oct 2021: 2Nov 2021: 2Dec 2021: 02022Jan 2022: 1Feb 2022: 1Mar 2022: 0Apr 2022: 4May 2022: 3Jun 2022: 6Jul 2022: 2Aug 2022: 2Sep 2022: 0Oct 2022: 3Nov 2022: 0Dec 2022: 12023Jan 2023: 4Feb 2023: 0Mar 2023: 0Apr 2023: 4May 2023: 3Jun 2023: 3Jul 2023: 2Aug 2023: 2Sep 2023: 1Oct 2023: 3Nov 2023: 1Dec 2023: 02024Jan 2024: 1Feb 2024: 0Mar 2024: 2Apr 2024: 2May 2024: 0Jun 2024: 1Jul 2024: 1Aug 2024: 1Sep 2024: 0Oct 2024: 1Nov 2024: 0Dec 2024: 22025Jan 2025: 1Feb 2025: 0Mar 2025: 1Apr 2025: 4May 2025: 2Jun 2025: 2Jul 2025: 3Aug 2025: 0Sep 2025: 0Oct 2025: 3Nov 2025: 3Dec 2025: 12026Jan 2026: 0Feb 2026: 2Mar 2026: 1Apr 2026: 0May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 0

Reports by the month FDA received them. FDA releases MAUDE data monthly; reports can arrive months after an event, so the newest months grow in later releases.

By year received

012232015: 420152016: 162017: 1220172018: 162019: 2320192020: 112021: 1920212022: 232023: 2320232024: 112025: 2020252026: 3

Event type and report source

Event type, as classified on the report

Death0%0
Injury0.6%1
Malfunction99.4%180
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%181
Voluntary report0%0
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 17,036 reports carrying product code HWT. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Breakthe device broke14077.3%49.6%
Crackthe device cracked105.5%7.4%
Scratched material84.4%7.9%
Material integrity problema problem with the device material63.3%1.5%
Naturally worn42.2%9.9%
Material deformation31.7%5.3%
Material twisted/bent21.1%2.4%
Entrapment of device10.6%0.5%
Fracturea broken bone10.6%3.8%
Improper or incorrect procedure or method10.6%0.2%
Material discolored10.6%1%
Peeled/delaminated10.6%1%

FDA's device problem codes as entered on the report; one report can carry several. Generic codes such as "no apparent adverse event" are left out.

Patient problems coded

Patient problem (FDA code)ReportsShare
Not applicable10.6%

Patient problem codes are present mainly in reports filed since 2019 and are often blank.

In context

MeasureAttune Shim Sz5 5mmProduct code HWTAll MAUDE reports
Reports18117,03626,136,888
Share of that pool—1.1%0%
Classified as death, per 1,000 reports009
Classified as injury0.6%3.2%36.2%
Classified as malfunction99.4%96.7%62.3%
Filed by the manufacturer100%99.9%94.9%

Shares are of reports, not of devices in use. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data."

Other brands with product code HWT

BrandReportsLatest 12 monthsClassified as death
Attune Spacer Block988800%
Attune1,9581,9440%
Attune Mes Sizing/Rot Gde476360%
Attune Distal Femoral Jig432240%
Pfc Calibrated Pat Cut Gde42510%
Articul Tr Ball Grvd 36 +1 5344110%
Attune Rp Ps Artic Surf Sz6360150%
Artic/Eze Tr Ball Grvd 32+128510%
Offset Taper Adapter Trial170400%
UNK Femoral Trial212220%
Attune Fb Cr Artic Surf Sz6270310%
Articul Tr Ball Grvd 36 +523460%
Attune Alignment Handle155380%
Artic/Eze Tr Ball Grvd 32+520700%
Attune Shim Sz7 5mm15340%

Ordered by report count for navigation only. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data." FDA also states that "common products may have a higher number of adverse events due to the higher total number of people using the product."

Questions about Attune Shim Sz5 5mm reports

How many FDA reports name Attune Shim Sz5 5mm?

181 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 10 in the latest 12 months.

What kinds of events are reported?

malfunction (99.4%) and injury (0.6%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

break (77.3%), crack (5.5%), scratched material (4.4%), material integrity problem (3.3%) and naturally worn (2.2%). These are FDA's device problem codes as entered on the report.

Who files these reports?

manufacturer reports (100%). Manufacturers and user facilities are required to report; voluntary reports come from health professionals and the public.

Do these reports show that Attune Shim Sz5 5mm was at fault?

No. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data." FDA adds that "a causal relationship cannot be established between product and reactions listed in a report."

How do I report a problem with a medical device?

Through FDA MedWatch (Form FDA 3500 for health professionals and consumers), or to the manufacturer. See the guide on how to report.

Where this comes from. Counts are built from the openFDA Device Adverse Event (MAUDE) bulk export released 28 Sep 2026, which holds reports FDA received through 31 Aug 2026. Brand, generic and manufacturer names are as written on the reports; product code names come from FDA's device classification. A report counts here when any device it lists carries this brand name after punctuation and capitalisation are normalised. No report narrative, lot number, patient detail or reporter identity is published. See the methodology and sources; FDA's record is authoritative, and corrections are handled within five working days.

Drug data (FAERS) through 30 Jun 2026; device data (MAUDE) through 31 Aug 2026. Not medical advice.