Reported Reactions

Devices › Device, incontinence, mechanical/hydraulic

Device brand name · Device incontinence mechanical/hydraulic

AMS 800 Urinary Control System with Inhibizone: medical device reports filed with FDA

4,185 reports name it, 2018–2024. Manufacturer given most often on reports: Boston Scientific. Product code EZY.

4,185
device reports naming the brand
0% of all MAUDE reports · about 540 a year
0
reports, 12 months to August 2026
163 in the 12 months before
2.4%
classified as malfunction
2.8% across the product code
0%
classified as death, as reported
1 reports · not verified by FDA

FDA's MAUDE database holds 4,185 reports that name the brand "AMS 800 Urinary Control System with Inhibizone" (device incontinence mechanical/hydraulic), received between October 2018 and November 2024; the manufacturer given most often on reports is Boston Scientific. Spellings of one product vary from report to report.

0 reports arrived in the 12 months to August 2026, against 163 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 (97.6%) and malfunction (2.4%); across all device, incontinence, mechanical/hydraulic reports (product code EZY) death is recorded in 0% and malfunction in 2.8%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are mechanical problem (20.6%), fluid/blood leak (19.3%) and insufficient device problem information (19.1%). The patient problems coded most often are urinary incontinence, incontinence and erosion. 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

056111Sep 2021: 66Oct 2021: 111Nov 2021: 79Dec 2021: 532022Jan 2022: 49Feb 2022: 93Mar 2022: 92Apr 2022: 55May 2022: 66Jun 2022: 77Jul 2022: 72Aug 2022: 64Sep 2022: 67Oct 2022: 68Nov 2022: 41Dec 2022: 462023Jan 2023: 53Feb 2023: 65Mar 2023: 92Apr 2023: 44May 2023: 87Jun 2023: 77Jul 2023: 82Aug 2023: 71Sep 2023: 76Oct 2023: 51Nov 2023: 54Dec 2023: 562024Jan 2024: 56Feb 2024: 70Mar 2024: 65Apr 2024: 75May 2024: 64Jun 2024: 55Jul 2024: 90Aug 2024: 101Sep 2024: 94Oct 2024: 63Nov 2024: 6Dec 2024: 02025Jan 2025: 0Feb 2025: 0Mar 2025: 0Apr 2025: 0May 2025: 0Jun 2025: 0Jul 2025: 0Aug 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

04068112018: 13620182019: 46120192020: 44020202021: 81120212022: 79020222023: 80820232024: 7392024

Event type and report source

Event type, as classified on the report

Death0%1
Injury97.6%4,083
Malfunction2.4%101
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%4,185
Voluntary report0%0
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 18,458 reports carrying product code EZY. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Mechanical problema mechanical problem86420.6%17.7%
Fluid/blood leak80919.3%17.6%
Insufficient device problem information79819.1%21.5%
Inadequacy of device shape and/or size51312.3%6.7%
Material puncture/hole3889.3%9%
Defective devicethe device was defective1383.3%2.7%
Malposition of device1152.7%1.6%
Migrationthe device moved from where it was placed932.2%2.8%
Inflation problem832%1.1%
Failure to cycle260.6%0.4%
Difficult or delayed activation240.6%0.3%
Air/gas in device190.5%0.4%
Deflation problem190.5%0.2%
Decrease in pressure110.3%1%
Disconnection100.2%0.3%
Material deformation90.2%0.2%
Device contamination with chemical or other material80.2%0.1%
Device remains activated60.1%0%
Material discolored50.1%0%
Contamination40.1%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
Urinary incontinenceleaking urine1,81143.3%
Incontinence62514.9%
Erosion57213.7%
Tissue damage2195.2%
Urinary retentionbeing unable to empty the bladder1393.3%
Painpain, site not specified932.2%
Discomfortdiscomfort421%
Perforation401%
Swelling/ edema300.7%
Dysuriapain on passing urine260.6%
Hematuria250.6%
Hematomaa collection of blood under the skin or in tissue180.4%
Inflammationinflammation150.4%
Scar tissue130.3%
Urethral stenosis/stricture110.3%

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

In context

MeasureAMS 800 Urinary Control System with InhibizoneProduct code EZYAll MAUDE reports
Reports4,18518,45826,136,888
Share of that pool—22.7%0%
Classified as death, per 1,000 reports009
Classified as injury97.6%97%36.2%
Classified as malfunction2.4%2.8%62.3%
Filed by the manufacturer100%98.7%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 EZY

BrandReportsLatest 12 monthsClassified as death
AMS 800 Urinary Control System9,2497430%
Artificial Urinary Sphincter2,36030%
AMS 800 Artificial Urinary Sphincter2,1551,1490%
Inflatable Penile Prosthesis3,49180%
Acticon Neosphincter30000%
Dynaflex Penile Prosthesis80500%

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 AMS 800 Urinary Control System with Inhibizone reports

How many FDA reports name AMS 800 Urinary Control System with Inhibizone?

4,185 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 (97.6%) and malfunction (2.4%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

mechanical problem (20.6%), fluid/blood leak (19.3%), insufficient device problem information (19.1%), inadequacy of device shape and/or size (12.3%) and material puncture/hole (9.3%). 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 AMS 800 Urinary Control System with Inhibizone 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.