Reported Reactions

Devices › Ventilator, non-continuous (respirator)

Device brand name · Ventilator non-continuous respirator

Dreamstation Auto Cpap W/Hum/Ht/Cell Dom: medical device reports filed with FDA

249 reports name it, 2021–2025. Manufacturer given most often on reports: Respironics. Product code BZD.

249
device reports naming the brand
0% of all MAUDE reports · about 49 a year
2
reports, 12 months to August 2026
28 in the 12 months before
64.3%
classified as malfunction
80.7% across the product code
0.8%
classified as death, as reported
2 reports · not verified by FDA

FDA's MAUDE database holds 249 reports that name the brand "Dreamstation Auto Cpap W/Hum/Ht/Cell Dom" (ventilator non-continuous respirator), received between June 2021 and November 2025; the manufacturer given most often on reports is Respironics. Spellings of one product vary from report to report.

2 reports arrived in the 12 months to August 2026, down 93% from 28 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 (64.3%), injury (34.9%) and death (0.8%); across all ventilator, non-continuous (respirator) reports (product code BZD) death is recorded in 1.5% and malfunction in 80.7%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are degraded (93.6%), contamination (13.3%) and corroded (2.4%). The patient problems coded most often are headache, dyspnea and cancer. 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

03162Sep 2021: 62Oct 2021: 13Nov 2021: 2Dec 2021: 12022Jan 2022: 1Feb 2022: 2Mar 2022: 0Apr 2022: 0May 2022: 1Jun 2022: 0Jul 2022: 0Aug 2022: 0Sep 2022: 0Oct 2022: 0Nov 2022: 4Dec 2022: 02023Jan 2023: 0Feb 2023: 0Mar 2023: 0Apr 2023: 0May 2023: 2Jun 2023: 1Jul 2023: 0Aug 2023: 0Sep 2023: 3Oct 2023: 7Nov 2023: 5Dec 2023: 62024Jan 2024: 8Feb 2024: 5Mar 2024: 6Apr 2024: 2May 2024: 0Jun 2024: 3Jul 2024: 2Aug 2024: 7Sep 2024: 7Oct 2024: 6Nov 2024: 4Dec 2024: 02025Jan 2025: 0Feb 2025: 1Mar 2025: 2Apr 2025: 4May 2025: 0Jun 2025: 2Jul 2025: 2Aug 2025: 0Sep 2025: 1Oct 2025: 0Nov 2025: 1Dec 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

0771542021: 15420212022: 820222023: 2420232024: 5020242025: 132025

Event type and report source

Event type, as classified on the report

Death0.8%2
Injury34.9%87
Malfunction64.3%160
Other0%0
Not given0%0

Who filed the report

Manufacturer report100%249
Voluntary report0%0
User facility report0%0
Distributor report0%0
Not given0%0

Grey bar: all 303,240 reports carrying product code BZD. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Degraded23393.6%95.4%
Contamination3313.3%4.4%
Corrodedthe device corroded62.4%0.8%
Insufficient device problem information10.4%0.2%
Noise, audible10.4%0.1%
Overheating of device10.4%0.7%
Power problem10.4%0.1%
Smoking10.4%0.1%
Temperature problem10.4%0.1%

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
Headachehead pain3313.3%
Dyspneashortness of breath3212.9%
Cancer249.6%
Asthmaasthma239.2%
Coughcough187.2%
Sore throat166.4%
Respiratory tract infectiona respiratory infection145.6%
Dizzinesslight-headedness or unsteadiness124.8%
Nodule124.8%
Appropriate clinical signs, symptoms and conditions term/code not available104%
Eye irritationeye irritation93.6%
Pneumonialung infection93.6%
Skin inflammation/ irritation83.2%
Nauseafeeling sick72.8%
Chest painchest pain62.4%

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

In context

MeasureDreamstation Auto Cpap W/Hum/Ht/Cell DomProduct code BZDAll MAUDE reports
Reports249303,24026,136,888
Share of that pool—0.1%0%
Classified as death, per 1,000 reports8159
Classified as injury34.9%17.7%36.2%
Classified as malfunction64.3%80.7%62.3%
Filed by the manufacturer100%99%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 BZD

BrandReportsLatest 12 monthsClassified as death
DreamStation Auto CPAP146,78027,7410.9%
REMstar Auto A-Flex19,6567,0831%
DreamStation Auto BiPAP15,3168711.8%
REMstar Pro C-Flex+14,6434,6891.2%
DreamStation CPAP13,8953362.5%
Philips CPAP Device12,779585.5%
DreamStation CPAP Pro10,7896740.8%
REMstar AutoA-Flex8,6591,7321.1%
REMstar Auto5,0891,4240.9%
BiPAP Auto BiFlex4,4871,3271.4%
DreamStation4,2101,7031.6%
REMstar Plus C-Flex3,6821,5820.8%
Dreamstation Auto3,150380.3%
DreamStation BiPAP Pro3,0491081.9%
REMstar Plus2,5814991.9%

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 Dreamstation Auto Cpap W/Hum/Ht/Cell Dom reports

How many FDA reports name Dreamstation Auto Cpap W/Hum/Ht/Cell Dom?

249 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 2 in the latest 12 months.

What kinds of events are reported?

malfunction (64.3%), injury (34.9%) and death (0.8%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

degraded (93.6%), contamination (13.3%), corroded (2.4%), insufficient device problem information (0.4%) and noise, audible (0.4%). 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 Dreamstation Auto Cpap W/Hum/Ht/Cell Dom 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.