Reported Reactions

Devices › Automated insulin dosing device system, single hormonal control

Device brand name · Artificial pancreas device system single hormonal control

Pump Mmt-1782k 670g V4 11 Mm: medical device reports filed with FDA

23,587 reports name it, 2019–2026. Manufacturer given most often on reports: Medtronic Puerto Rico Operations. Product code OZP.

23,587
device reports naming the brand
0.1% of all MAUDE reports · about 3,148 a year
137
reports, 12 months to August 2026
429 in the 12 months before
87.8%
classified as malfunction
85.6% across the product code
0.1%
classified as death, as reported
34 reports · not verified by FDA

23,587 medical device reports received by FDA name the brand "Pump Mmt-1782k 670g V4 11 Mm" (artificial pancreas device system single hormonal control); the manufacturer given most often on reports is Medtronic Puerto Rico Operations; received from January 2019 to August 2026. Brand names are as the reporter or manufacturer wrote them, so one product can appear under several spellings.

137 reports arrived in the 12 months to August 2026, down 68% from 429 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 (87.8%), injury (12.1%) and death (0.1%); across all automated insulin dosing device system, single hormonal control reports (product code OZP) death is recorded in 0.1% and malfunction in 85.6%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are break (28.8%), power problem (21.5%) and patient device interaction problem (11.4%). The patient problems coded most often are hyperglycemia, hypoglycemia and elevated ketones/ diabetic ketoacidosis. 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

08901,780Sep 2021: 576Oct 2021: 582Nov 2021: 566Dec 2021: 5882022Jan 2022: 329Feb 2022: 441Mar 2022: 1,780Apr 2022: 270May 2022: 393Jun 2022: 1,091Jul 2022: 1,443Aug 2022: 645Sep 2022: 719Oct 2022: 271Nov 2022: 342Dec 2022: 4412023Jan 2023: 489Feb 2023: 230Mar 2023: 274Apr 2023: 246May 2023: 163Jun 2023: 207Jul 2023: 220Aug 2023: 267Sep 2023: 119Oct 2023: 196Nov 2023: 178Dec 2023: 1022024Jan 2024: 168Feb 2024: 110Mar 2024: 116Apr 2024: 144May 2024: 143Jun 2024: 57Jul 2024: 131Aug 2024: 71Sep 2024: 64Oct 2024: 44Nov 2024: 41Dec 2024: 562025Jan 2025: 33Feb 2025: 20Mar 2025: 34Apr 2025: 42May 2025: 27Jun 2025: 32Jul 2025: 22Aug 2025: 14Sep 2025: 29Oct 2025: 11Nov 2025: 5Dec 2025: 82026Jan 2026: 16Feb 2026: 7Mar 2026: 16Apr 2026: 9May 2026: 4Jun 2026: 11Jul 2026: 14Aug 2026: 7

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

04,0838,1652019: 1,26520192020: 4,28320202021: 5,67720212022: 8,16520222023: 2,69120232024: 1,14520242025: 27720252026: 842026

Event type and report source

Event type, as classified on the report

Death0.1%34
Injury12.1%2,850
Malfunction87.8%20,703
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%23,587
Voluntary report0%0
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 893,215 reports carrying product code OZP. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Breakthe device broke6,79528.8%16.1%
Power problem5,08121.5%15.8%
Patient device interaction problem2,69311.4%7%
Material integrity problema problem with the device material2,39410.1%7.2%
No display/image1,6597%7.1%
Moisture or humidity problem1,3835.9%3.9%
Mechanical problema mechanical problem1,2935.5%5.3%
Device difficult to program or calibrate9384%2.7%
Connection problema connection problem9103.9%2.3%
Obstruction of flow8823.7%11.7%
Computer software problema software problem7543.2%2%
Communication or transmission problemthe device could not communicate or transmit5152.2%2.3%
Battery problema problem with the battery5082.2%5.2%
Circuit failure4121.7%2.2%
Insufficient flow or under infusion3321.4%2.5%
Display or visual feedback problem3011.3%2.2%
Insufficient device problem information2641.1%1.4%
Visual prompts will not clear2571.1%0.6%
Device alarm system2561.1%2%
Electrical /electronic property probleman electrical or electronic problem2140.9%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
Hyperglycemiahigh blood sugar2,92312.4%
Hypoglycemialow blood sugar9494%
Elevated ketones/ diabetic ketoacidosis2080.9%
Nauseafeeling sick1270.5%
Vomitingbeing sick990.4%
Fatiguetiredness420.2%
Abdominal painstomach or belly pain410.2%
Loss of consciousnesspassing out370.2%
Headachehead pain350.1%
Dyspneashortness of breath340.1%
Polydipsia240.1%
Dizzinesslight-headedness or unsteadiness210.1%
Shaking/tremors200.1%
Confusion/ disorientation180.1%
Painpain, site not specified120.1%

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

In context

MeasurePump Mmt-1782k 670g V4 11 MmProduct code OZPAll MAUDE reports
Reports23,587893,21526,136,888
Share of that pool—2.6%0.1%
Classified as death, per 1,000 reports119
Classified as injury12.1%14.3%36.2%
Classified as malfunction87.8%85.6%62.3%
Filed by the manufacturer100%99.9%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 OZP

BrandReportsLatest 12 monthsClassified as death
Pump MMT-1780KPK 670G Pathway Black MG224,5568350.2%
MiniMed 780G US System BLE Connect 3.0 mg/dL112,81757,1400.1%
MiniMed 770G US System BLE Connect 3.0 mg/dL84,6854,8380.2%
Pump 1886 780G OUS BLE Pump mg/dL84,25936,8830%
670G Insulin Pump MMT-1780KL78,2301,1210.2%
MiniMed 780G OUS System BLE Connect 3.0 mmol/L66,71819,1940%
PUMP MMT-1884L MM780G BLE 3.0 mg/ml34,8469,7030.1%
Pump Mmt-1880l Mm770g Ble Mg24,0453,1480.2%
Pump Mmt-1781k 670g V4 11 Mg17,0816170%
Xmtr Mmt-7811xww Gst3c Ous16,4141110%
MiniMed 780G OUS System BLE Connect 3.0 mg/dL14,4583400%
Xmtr MMT-7811NA GST3C Lockout17,012650%
Guardian Link 3 US11,3102290%
Pump Mmt-1780k 670g 3ml Black9,34590.2%
Unknown NGP9,0253,9820.8%

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 Pump Mmt-1782k 670g V4 11 Mm reports

How many FDA reports name Pump Mmt-1782k 670g V4 11 Mm?

23,587 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 137 in the latest 12 months.

What kinds of events are reported?

malfunction (87.8%), injury (12.1%) and death (0.1%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

break (28.8%), power problem (21.5%), patient device interaction problem (11.4%), material integrity problem (10.1%) and no display/image (7%). 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 Pump Mmt-1782k 670g V4 11 Mm 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.