Reported Reactions

Devices › Aligner, sequential

Device brand name · Aligner sequential

Byte Night Aligner: medical device reports filed with FDA

711 reports name it, 2022–2025. Manufacturer given most often on reports: Straight Smile. Product code NXC.

711
device reports naming the brand
0% of all MAUDE reports · about 171 a year
0
reports, 12 months to August 2026
217 in the 12 months before
15.9%
classified as malfunction
14% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

FDA's MAUDE database holds 711 reports that name the brand "Byte Night Aligner" (aligner sequential), received between May 2022 and July 2025; the manufacturer given most often on reports is Straight Smile. Spellings of one product vary from report to report.

0 reports arrived in the 12 months to August 2026, against 217 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 (84.1%) and malfunction (15.9%); across all aligner, sequential reports (product code NXC) death is recorded in 0% and malfunction in 14%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are inadequacy of device shape and/or size (62.6%), sharp edges (21.7%) and patient-device incompatibility (19.7%). The patient problems coded most often are deformity/ disfigurement, tissue breakdown and laceration(s). 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

099198Sep 2021: 0Oct 2021: 0Nov 2021: 0Dec 2021: 02022Jan 2022: 0Feb 2022: 0Mar 2022: 0Apr 2022: 0May 2022: 1Jun 2022: 0Jul 2022: 0Aug 2022: 1Sep 2022: 3Oct 2022: 6Nov 2022: 3Dec 2022: 32023Jan 2023: 5Feb 2023: 8Mar 2023: 7Apr 2023: 0May 2023: 7Jun 2023: 2Jul 2023: 9Aug 2023: 7Sep 2023: 5Oct 2023: 6Nov 2023: 4Dec 2023: 62024Jan 2024: 9Feb 2024: 34Mar 2024: 62Apr 2024: 38May 2024: 64Jun 2024: 34Jul 2024: 89Aug 2024: 81Sep 2024: 198Oct 2024: 5Nov 2024: 1Dec 2024: 02025Jan 2025: 0Feb 2025: 10Mar 2025: 2Apr 2025: 0May 2025: 0Jun 2025: 0Jul 2025: 1Aug 2025: 0Sep 2025: 0Oct 2025: 0Nov 2025: 0Dec 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

03086152022: 1720222023: 6620232024: 61520242025: 132025

Event type and report source

Event type, as classified on the report

Death0%0
Injury84.1%598
Malfunction15.9%113
Other0%0
Not given0%0

Who filed the report

Manufacturer report99.6%708
Voluntary report0.4%3
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 18,532 reports carrying product code NXC. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Inadequacy of device shape and/or size44562.6%6.3%
Sharp edges15421.7%24.2%
Patient-device incompatibilitythe device did not suit the patient14019.7%54.1%
Device appears to trigger rejection496.9%11.5%
Defective devicethe device was defective10.1%9.1%
Improper or incorrect procedure or method10.1%0.1%
Increase in pressure10.1%0%
Lack of effect10.1%2.3%
Mechanical problema mechanical problem10.1%0%
Pressure problem10.1%0.2%
Unintended movement10.1%2.1%

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
Deformity/ disfigurement28439.9%
Tissue breakdown26337%
Laceration(s)17023.9%
Tooth fracture14820.8%
Painpain, site not specified9212.9%
Hypersensitivity/allergic reaction537.5%
Necrosisdeath of tissue223.1%
Tooth loss192.7%
Sensitivity of teeth121.7%
Blistera blister91.3%
Discomfortdiscomfort81.1%
Hyperresponsive to stimuli71%
Inflammationinflammation60.8%
Bacterial infectiona bacterial infection30.4%
Headachehead pain30.4%

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

In context

MeasureByte Night AlignerProduct code NXCAll MAUDE reports
Reports71118,53226,136,888
Share of that pool—3.8%0%
Classified as death, per 1,000 reports009
Classified as injury84.1%85.4%36.2%
Classified as malfunction15.9%14%62.3%
Filed by the manufacturer99.6%98%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 NXC

BrandReportsLatest 12 monthsClassified as death
Byte Day Aligners6,9341,3600%
Byte Night Aligners6,8031,2020%
Smiledirectclub Aligner System1,52700.1%
Byte Day Aligner72700%
Invisalign System53400%
Nontemplate Aligner Arch188550%
Invisalign System - Comprehensive1811220%
Byte Retainer1,5408300%

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 Byte Night Aligner reports

How many FDA reports name Byte Night Aligner?

711 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 0 in the latest 12 months.

What kinds of events are reported?

injury (84.1%) and malfunction (15.9%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

inadequacy of device shape and/or size (62.6%), sharp edges (21.7%), patient-device incompatibility (19.7%), device appears to trigger rejection (6.9%) and defective device (0.1%). These are FDA's device problem codes as entered on the report.

Who files these reports?

manufacturer reports (99.6%) and voluntary reports (0.4%). Manufacturers and user facilities are required to report; voluntary reports come from health professionals and the public.

Do these reports show that Byte Night Aligner 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.