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FDA product code NWB · class 2 · Gastroenterology, Urology
Endoscope, accessories, narrow band spectrum: medical device reports filed with FDA
14,170 reports carry this product code, 2006–2026; 25 brands with a page.
- 14,170
- reports with this product code
- 0.1% of all MAUDE reports
- 3,289
- reports, 12 months to August 2026
- 2,705 in the 12 months before
- 98.7%
- classified as malfunction
- 62.3% across all reports
- 0%
- classified as death, as reported
- 0.9% across all reports
Product code NWB is FDA's classification for "Endoscope, accessories, narrow band spectrum" (gastroenterology, Urology panel), a class 2 device. 14,170 medical device reports carry this product code, 0.1% of the MAUDE database, from April 2006 to August 2026.
3,289 reports arrived in the 12 months to August 2026, up 22% from 2,705 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 (98.7%), injury (1.2%) and other (0.1%). 25 brand names with a page on this site carry this code; the brands table is 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."
Brands with this product code
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."
Manufacturers named
| Manufacturer (as written on reports) | Reports | Share |
|---|---|---|
| Shirakawa Olympus | 9,574 | 67.6% |
| Olympus Medical Systems | 3,217 | 22.7% |
| Olympus Winter & Ibe | 1,245 | 8.8% |
| Olympus Medical System | 33 | 0.2% |
| Olympus Medical Systems Hinode Plant | 14 | 0.1% |
| Bayer Healthcare | 4 | 0% |
| Abbott Diabetes Care | 2 | 0% |
| Lifescan | 1 | 0% |
Reports by month, five years
FDA releases MAUDE data monthly; reports can arrive months after an event, so the newest months grow in later releases.
Event type and report source
Event type
Who filed
Grey bar: all 26,136,888 MAUDE reports.
Device problems coded
| Device problem (FDA code) | Reports | Share |
|---|---|---|
| Communication or transmission problemthe device could not communicate or transmit | 3,600 | 25.4% |
| No display/image | 1,485 | 10.5% |
| Poor quality image | 1,175 | 8.3% |
| Electrical /electronic property probleman electrical or electronic problem | 1,151 | 8.1% |
| Output problem | 1,022 | 7.2% |
| Failure to power up | 673 | 4.7% |
| No device output | 621 | 4.4% |
| Breakthe device broke | 520 | 3.7% |
| Display or visual feedback problem | 453 | 3.2% |
| No visual prompts/feedback | 405 | 2.9% |
| Activation failure | 398 | 2.8% |
| Connection problema connection problem | 326 | 2.3% |
| Erratic or intermittent display | 311 | 2.2% |
| Power problem | 276 | 1.9% |
| Optical problem | 244 | 1.7% |
| Leak/splashthe device leaked | 185 | 1.3% |
| Defective component | 183 | 1.3% |
| Key or button unresponsive/not working | 180 | 1.3% |
| Image display error/artifact | 151 | 1.1% |
| Corrodedthe device corroded | 149 | 1.1% |
Questions about endoscope, accessories, narrow band spectrum reports
What is product code NWB?
FDA's classification code for "Endoscope, accessories, narrow band spectrum", class 2, reviewed by the gastroenterology, Urology panel. Every device report carries the product code of the device involved.
How many reports carry this code?
14,170 reports through August 2026, 3,289 of them in the latest 12 months.
Which brands appear most often?
Visera Elite Xenon Light Source (2,186), Video telescope "EndoEYE", 10 mm, 30, PAL, HD compatible, autoclavable (968), Visera 4k Uhd Xenon Light Source (199), Video telescope "EndoEYE", 10 mm, 0, PAL, HD compatible, autoclavable (144) and Visera Xenon Light Source (111). Widely used products collect more reports because more people use them.
Can the brands table be used to rank the devices?
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." Brands differ in how many are in use, how long they have been sold and how reports are collected.
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. 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.