Reported Reactions

Devices › Rod, fixation, intramedullary and accessories

Device brand name · Rod fixation intramedullary

UNK - Nails: TFNA: medical device reports filed with FDA

412 reports name it, 2019–2026. Manufacturer given most often on reports: Synthes. Product code HSB.

412
device reports naming the brand
0% of all MAUDE reports · about 58 a year
24
reports, 12 months to August 2026
58 in the 12 months before
20.6%
classified as malfunction
33% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

FDA's MAUDE database holds 412 reports that name the brand "UNK - Nails: TFNA" (rod fixation intramedullary), received between June 2019 and August 2026; the manufacturer given most often on reports is Synthes. Spellings of one product vary from report to report.

24 reports arrived in the 12 months to August 2026, down 59% from 58 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 injury (79.4%) and malfunction (20.6%); across all rod, fixation, intramedullary and accessories reports (product code HSB) death is recorded in 0.3% and malfunction in 33%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are break (46.6%), device-device incompatibility (19.4%) and migration (12.1%). The patient problems coded most often are appropriate clinical signs, symptoms and conditions term/code not available, failure of implant and nonunion/delayed-union bone fracture. 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

0713Sep 2021: 0Oct 2021: 2Nov 2021: 4Dec 2021: 102022Jan 2022: 3Feb 2022: 4Mar 2022: 11Apr 2022: 2May 2022: 4Jun 2022: 4Jul 2022: 3Aug 2022: 2Sep 2022: 6Oct 2022: 1Nov 2022: 4Dec 2022: 32023Jan 2023: 5Feb 2023: 9Mar 2023: 5Apr 2023: 6May 2023: 4Jun 2023: 5Jul 2023: 13Aug 2023: 8Sep 2023: 5Oct 2023: 1Nov 2023: 0Dec 2023: 22024Jan 2024: 6Feb 2024: 5Mar 2024: 5Apr 2024: 1May 2024: 5Jun 2024: 2Jul 2024: 6Aug 2024: 3Sep 2024: 5Oct 2024: 2Nov 2024: 7Dec 2024: 62025Jan 2025: 5Feb 2025: 5Mar 2025: 3Apr 2025: 5May 2025: 7Jun 2025: 9Jul 2025: 2Aug 2025: 2Sep 2025: 2Oct 2025: 4Nov 2025: 1Dec 2025: 42026Jan 2026: 1Feb 2026: 0Mar 2026: 2Apr 2026: 3May 2026: 1Jun 2026: 3Jul 2026: 1Aug 2026: 2

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

037732019: 5720192020: 5720202021: 7320212022: 4720222023: 6320232024: 5320242025: 4920252026: 132026

Event type and report source

Event type, as classified on the report

Death0%0
Injury79.4%327
Malfunction20.6%85
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%412
Voluntary report0%0
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 37,835 reports carrying product code HSB. 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 broke19246.6%21.8%
Device-device incompatibility8019.4%7.8%
Migrationthe device moved from where it was placed5012.1%6.1%
Material deformation30.7%1.1%
Crackthe device cracked20.5%0.4%
Material twisted/bent20.5%1.3%
Migration or expulsion of device20.5%3%
Entrapment of device10.2%0.2%
Failure to align10.2%1.9%
Improper or incorrect procedure or method10.2%0.6%
Patient device interaction problem10.2%0.5%
Unstable10.2%0.1%

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
Appropriate clinical signs, symptoms and conditions term/code not available5012.1%
Failure of implant4811.7%
Nonunion/delayed-union bone fracture399.5%
Painpain, site not specified338%
Bone fracture(s)245.8%
Falla fall71.7%
Necrosisdeath of tissue41%
Injurya physical injury30.7%
Limb fracture30.7%
Impaired healingslow healing20.5%
Loss of range of motion20.5%
Physical asymmetry20.5%
Arthritis10.2%
Calcium deposits/calcification10.2%
Discomfortdiscomfort10.2%

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

In context

MeasureUNK - Nails: TFNAProduct code HSBAll MAUDE reports
Reports41237,83526,136,888
Share of that pool—1.1%0%
Classified as death, per 1,000 reports039
Classified as injury79.4%66.3%36.2%
Classified as malfunction20.6%33%62.3%
Filed by the manufacturer100%98.9%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 HSB

BrandReportsLatest 12 monthsClassified as death
Sign Im Nail2,3012260%
Trochanteric Nail Kit Ti Gamma3 11x180mm X 12536600.3%
Unknown T2 Scn35500%
SIGN Fin NAIL335500%
UNK - Nail Head Elements: TFNA Helical Blade270130%
Unk - Nail Head Elements Pfna Blade26010%
Radiolucent Insertion Handle Frn256140%
Helical Blade/Screw Coupling Screw226410%
Precice Stryde System22600%
Lag Screw Driver223140%
Unknown T2 Tibia Nail22300%
Cannulated Connecting Screw206270%
Target Device Gamma3 300x160mm23910%
Unknown T2 Alpha Tibia Nail1991750%
Unknown Kie Product219210.5%

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 UNK - Nails: TFNA reports

How many FDA reports name UNK - Nails: TFNA?

412 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 24 in the latest 12 months.

What kinds of events are reported?

injury (79.4%) and malfunction (20.6%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

break (46.6%), device-device incompatibility (19.4%), migration (12.1%), material deformation (0.7%) and crack (0.5%). 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 UNK - Nails: TFNA 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.