Reported Reactions

Devices › Rod, fixation, intramedullary and accessories

Device brand name · Rod fixation intramedullary

Unk - Nail Head Elements Pfna Blade: medical device reports filed with FDA

260 reports name it, 2019–2025. Manufacturer given most often on reports: Synthes. Product code HSB.

260
device reports naming the brand
0% of all MAUDE reports · about 37 a year
1
reports, 12 months to August 2026
3 in the 12 months before
6.5%
classified as malfunction
33% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

260 medical device reports received by FDA name the brand "Unk - Nail Head Elements Pfna Blade" (rod fixation intramedullary); the manufacturer given most often on reports is Synthes; received from June 2019 to November 2025. Brand names are as the reporter or manufacturer wrote them, so one product can appear under several spellings.

1 reports arrived in the 12 months to August 2026, down 67% from 3 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 (93.5%) and malfunction (6.5%); 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 migration (82.3%), device-device incompatibility (5.8%) and break (1.2%). The patient problems coded most often are failure of implant, appropriate clinical signs, symptoms and conditions term/code not available 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

0816Sep 2021: 3Oct 2021: 0Nov 2021: 1Dec 2021: 02022Jan 2022: 0Feb 2022: 0Mar 2022: 1Apr 2022: 2May 2022: 2Jun 2022: 0Jul 2022: 8Aug 2022: 0Sep 2022: 0Oct 2022: 1Nov 2022: 0Dec 2022: 22023Jan 2023: 0Feb 2023: 1Mar 2023: 0Apr 2023: 2May 2023: 1Jun 2023: 0Jul 2023: 1Aug 2023: 2Sep 2023: 0Oct 2023: 3Nov 2023: 1Dec 2023: 12024Jan 2024: 0Feb 2024: 0Mar 2024: 1Apr 2024: 1May 2024: 0Jun 2024: 0Jul 2024: 16Aug 2024: 8Sep 2024: 1Oct 2024: 0Nov 2024: 0Dec 2024: 02025Jan 2025: 0Feb 2025: 0Mar 2025: 0Apr 2025: 1May 2025: 0Jun 2025: 0Jul 2025: 0Aug 2025: 1Sep 2025: 0Oct 2025: 0Nov 2025: 1Dec 2025: 02026Jan 2026: 0Feb 2026: 0Mar 2026: 0Apr 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

0601192019: 1220192020: 7120202021: 11920212022: 1620222023: 1220232024: 2720242025: 32025

Event type and report source

Event type, as classified on the report

Death0%0
Injury93.5%243
Malfunction6.5%17
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%260
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
Migrationthe device moved from where it was placed21482.3%6.1%
Device-device incompatibility155.8%7.8%
Breakthe device broke31.2%21.8%
Improper or incorrect procedure or method20.8%0.6%
Device slipped10.4%0.7%
Difficult to advance10.4%0.4%
Entrapment of device10.4%0.2%
Material twisted/bent10.4%1.3%
Output problem10.4%0%

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
Failure of implant8030.8%
Appropriate clinical signs, symptoms and conditions term/code not available6424.6%
Nonunion/delayed-union bone fracture114.2%
Painpain, site not specified83.1%
Bone fracture(s)51.9%
Discomfortdiscomfort31.2%
Falla fall20.8%
Injurya physical injury20.8%
Joint dislocationa dislocated joint20.8%
Limb fracture20.8%
Physical asymmetry20.8%
Post operative wound infection20.8%
Ambulation or postural difficulties10.4%
Foreign body in patientpart of a device left in the patient10.4%
Hematomaa collection of blood under the skin or in tissue10.4%

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

In context

MeasureUnk - Nail Head Elements Pfna BladeProduct code HSBAll MAUDE reports
Reports26037,83526,136,888
Share of that pool—0.7%0%
Classified as death, per 1,000 reports039
Classified as injury93.5%66.3%36.2%
Classified as malfunction6.5%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%
UNK - Nails: TFNA412240%
Trochanteric Nail Kit Ti Gamma3 11x180mm X 12536600.3%
Unknown T2 Scn35500%
SIGN Fin NAIL335500%
UNK - Nail Head Elements: TFNA Helical Blade270130%
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 - Nail Head Elements Pfna Blade reports

How many FDA reports name Unk - Nail Head Elements Pfna Blade?

260 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 1 in the latest 12 months.

What kinds of events are reported?

injury (93.5%) and malfunction (6.5%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

migration (82.3%), device-device incompatibility (5.8%), break (1.2%), improper or incorrect procedure or method (0.8%) and device slipped (0.4%). 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 - Nail Head Elements Pfna Blade 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.