Reported Reactions

Devices › Implant, endosseous, root-form

Device brand name · Endosseous dental implant

BLX ?4.5 RB, SLA? 8mm, RXD: medical device reports filed with FDA

1,354 reports name it, 2021–2026. Manufacturer given most often on reports: Institut Straumann. Product code DZE.

1,354
device reports naming the brand
0% of all MAUDE reports · about 247 a year
497
reports, 12 months to August 2026
358 in the 12 months before
0%
classified as malfunction
0.8% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

1,354 medical device reports received by FDA name the brand "BLX ?4.5 RB, SLA? 8mm, RXD" (endosseous dental implant); the manufacturer given most often on reports is Institut Straumann; received from January 2021 to August 2026. Brand names are as the reporter or manufacturer wrote them, so one product can appear under several spellings.

497 reports arrived in the 12 months to August 2026, up 39% from 358 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 (100%); across all implant, endosseous, root-form reports (product code DZE) death is recorded in 0% and malfunction in 0.8%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are failure to osseointegrate (73.5%), loss of osseointegration (15.5%) and difficult to insert (0.5%). The patient problems coded most often are fibrosis, pain and inflammation. 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

04589Sep 2021: 3Oct 2021: 5Nov 2021: 12Dec 2021: 52022Jan 2022: 11Feb 2022: 5Mar 2022: 3Apr 2022: 6May 2022: 7Jun 2022: 7Jul 2022: 11Aug 2022: 17Sep 2022: 13Oct 2022: 7Nov 2022: 9Dec 2022: 72023Jan 2023: 14Feb 2023: 11Mar 2023: 10Apr 2023: 27May 2023: 7Jun 2023: 12Jul 2023: 12Aug 2023: 10Sep 2023: 15Oct 2023: 24Nov 2023: 11Dec 2023: 162024Jan 2024: 12Feb 2024: 26Mar 2024: 10Apr 2024: 26May 2024: 15Jun 2024: 23Jul 2024: 28Aug 2024: 44Sep 2024: 16Oct 2024: 18Nov 2024: 22Dec 2024: 262025Jan 2025: 21Feb 2025: 39Mar 2025: 29Apr 2025: 20May 2025: 0Jun 2025: 89Jul 2025: 40Aug 2025: 38Sep 2025: 35Oct 2025: 23Nov 2025: 38Dec 2025: 512026Jan 2026: 41Feb 2026: 42Mar 2026: 47Apr 2026: 40May 2026: 43Jun 2026: 36Jul 2026: 48Aug 2026: 53

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

02124232021: 4320212022: 10320222023: 16920232024: 26620242025: 42320252026: 3502026

Event type and report source

Event type, as classified on the report

Death0%0
Injury100%1,354
Malfunction0%0
Other0%0
Not given0%0

Who filed the report

Manufacturer report85.5%1,157
Voluntary report0%0
User facility report0%0
Distributor report14.5%197
Not given0%0

Grey bar: all 3,924,241 reports carrying product code DZE. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Failure to osseointegrate99573.5%62.8%
Loss of osseointegration21015.5%22.4%
Difficult to insertthe device was hard to insert70.5%0.4%
Fracturea broken bone60.4%1.6%
Separation failure40.3%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
Fibrosis43932.4%
Painpain, site not specified24518.1%
Inflammationinflammation705.2%
Swelling/ edema473.5%
Hemorrhage/blood loss/bleeding443.2%
Fistula382.8%
Abscessa collection of pus211.6%
Hyperresponsive to stimuli211.6%
Sinus perforation181.3%
Hypersensitivity/allergic reaction151.1%
Numbnessnumbness30.2%

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

In context

MeasureBLX ?4.5 RB, SLA? 8mm, RXDProduct code DZEAll MAUDE reports
Reports1,3543,924,24126,136,888
Share of that pool—0%0%
Classified as death, per 1,000 reports009
Classified as injury100%99.2%36.2%
Classified as malfunction0%0.8%62.3%
Filed by the manufacturer85.5%77.7%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 DZE

BrandReportsLatest 12 monthsClassified as death
Biohorizons Dental Implant58,73200%
BioHorizons Inc.57,02025,5360%
NobelActive Internal RP 4.3x10mm49,0989,5280%
BLT ?4.1mm RC, SLA? 10mm, TiZr, Loxim45,6509,6770%
NobelParallel CC RP 4.3x10mm44,2699,3180%
BLT ?4.1mm RC, SLActive? 10mm, TiZr, NTP41,6727,5310%
Unknown Implant39,9671,4540%
NobelReplace CC RP 4.3x10mm35,9468,1660%
NobelReplace CC PMC RP 4.3x10mm34,4478,6900%
NobelActive Internal RP 4.3x11.5mm33,1175,7040%
BLT ?3.3mm NC, SLA? 10mm, TiZr, Loxim28,6485,6950%
BLT ?4.1mm RC, SLA? 10mm, Ti, Loxim26,7248,4810%
BLT ?3.3mm NC, SLActive? 10mm, TiZr, NTP26,5404,6800%
NobelActive Internal RP 4.3x13mm25,5563,7640%
BLT ?4.1mm RC, SLA? 8mm, TiZr, Loxim24,7725,9780%

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 BLX ?4.5 RB, SLA? 8mm, RXD reports

How many FDA reports name BLX ?4.5 RB, SLA? 8mm, RXD?

1,354 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 497 in the latest 12 months.

What kinds of events are reported?

injury (100%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

failure to osseointegrate (73.5%), loss of osseointegration (15.5%), difficult to insert (0.5%), fracture (0.4%) and separation failure (0.3%). These are FDA's device problem codes as entered on the report.

Who files these reports?

manufacturer reports (85.5%) and distributor reports (14.5%). Manufacturers and user facilities are required to report; voluntary reports come from health professionals and the public.

Do these reports show that BLX ?4.5 RB, SLA? 8mm, RXD 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.