Reported Reactions

Devices › Insulin pump secondary display

Device brand name · Insulin pump secondary display

Carelink Connect app iOS: medical device reports filed with FDA

1,882 reports name it, 2022–2026. Manufacturer given most often on reports: Medtronic Minimed. Product code PKU.

1,882
device reports naming the brand
0% of all MAUDE reports · about 435 a year
126
reports, 12 months to August 2026
234 in the 12 months before
99.9%
classified as malfunction
99.9% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

FDA's MAUDE database holds 1,882 reports that name the brand "Carelink Connect app iOS" (insulin pump secondary display), received between March 2022 and August 2026; the manufacturer given most often on reports is Medtronic Minimed. Spellings of one product vary from report to report.

126 reports arrived in the 12 months to August 2026, down 46% from 234 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 (99.9%) and injury (0.1%); across all insulin pump secondary display reports (product code PKU) death is recorded in 0% and malfunction in 99.9%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are wireless communication problem (51.4%), computer software problem (48.4%) and communication or transmission problem (6.3%). The patient problems coded most often are hyperglycemia, hypoglycemia and discomfort. 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

0141281Sep 2021: 0Oct 2021: 0Nov 2021: 0Dec 2021: 02022Jan 2022: 0Feb 2022: 0Mar 2022: 281Apr 2022: 19May 2022: 14Jun 2022: 3Jul 2022: 4Aug 2022: 8Sep 2022: 27Oct 2022: 13Nov 2022: 8Dec 2022: 572023Jan 2023: 121Feb 2023: 13Mar 2023: 5Apr 2023: 16May 2023: 13Jun 2023: 34Jul 2023: 86Aug 2023: 100Sep 2023: 66Oct 2023: 64Nov 2023: 133Dec 2023: 592024Jan 2024: 87Feb 2024: 83Mar 2024: 44Apr 2024: 37May 2024: 77Jun 2024: 24Jul 2024: 19Aug 2024: 7Sep 2024: 6Oct 2024: 3Nov 2024: 2Dec 2024: 92025Jan 2025: 8Feb 2025: 14Mar 2025: 24Apr 2025: 26May 2025: 28Jun 2025: 43Jul 2025: 50Aug 2025: 21Sep 2025: 29Oct 2025: 30Nov 2025: 14Dec 2025: 262026Jan 2026: 1Feb 2026: 0Mar 2026: 1Apr 2026: 3May 2026: 3Jun 2026: 6Jul 2026: 5Aug 2026: 8

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

03557102022: 43420222023: 71020232024: 39820242025: 31320252026: 272026

Event type and report source

Event type, as classified on the report

Death0%0
Injury0.1%2
Malfunction99.9%1,880
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%1,882
Voluntary report0%0
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 38,027 reports carrying product code PKU. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Wireless communication problema wireless connection problem96751.4%79%
Computer software problema software problem91148.4%25.2%
Communication or transmission problemthe device could not communicate or transmit1186.3%2.9%
Device alarm system351.9%0.4%
Application network problem211.1%0.3%
Data problem30.2%0.1%
Problem with software installation10.1%0.1%
Unauthorized access to computer system10.1%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
Hyperglycemiahigh blood sugar100.5%
Hypoglycemialow blood sugar80.4%
Discomfortdiscomfort40.2%
Appropriate clinical signs, symptoms and conditions term/code not available10.1%
Itching sensation10.1%

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

In context

MeasureCarelink Connect app iOSProduct code PKUAll MAUDE reports
Reports1,88238,02726,136,888
Share of that pool—4.9%0%
Classified as death, per 1,000 reports009
Classified as injury0.1%0.1%36.2%
Classified as malfunction99.9%99.9%62.3%
Filed by the manufacturer100%100%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 PKU

BrandReportsLatest 12 monthsClassified as death
Smartphone Android App: Pump Connect19,8422,7200%
Smartphone iOS App: Pump Connect14,8361,1210%
Carelink Connect app Android1,3051070%
Guardian iOS app690570%
Guardian Android app512610%
Carelink Personal Mmt-73333,6802330%
Model Not Specified77305.3%
SFTWR MMT-8060 Inpen App IOS6521680%
Carelink15,005180%

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 Carelink Connect app iOS reports

How many FDA reports name Carelink Connect app iOS?

1,882 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 126 in the latest 12 months.

What kinds of events are reported?

malfunction (99.9%) and injury (0.1%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

wireless communication problem (51.4%), computer software problem (48.4%), communication or transmission problem (6.3%), device alarm system (1.9%) and application network problem (1.1%). 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 Carelink Connect app iOS 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.