510(k) Report

510(k) · Cleared

Recalled · 2007

Remstar Auto with C-Flex Cpap System

K041010510(k) SpecialCleared May 5, 200415-day reviewClass II21 CFR 868.5905Recalls 3

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Respironics, Inc. · BZD Ventilator, Non-Continuous (Respirator)

Cleared on May 5, 2004 as substantially equivalent to K012554 (Respironics, Inc., 2002) and 1 other predicate after a 15-day review. Its family tree reaches back 4 generations to 1996. 12 of the 47 devices in its family, counting itself, have a Class I recall. 40 later devices descend from it. It has been recalled 3 times.

Decided
May 5, 2004
Review
15 days
Class
Class II
Product code
BZD
Recalls
3
Predicates
2

Its longest line of descent runs back 4 generations to K953930 (1996). 6 ancestors in all. 40 later devices descend from it, 2 citing it directly. 12 of the 47 devices in this family, counting this one, have a Class I recall.

Other ancestors, by year clearedDescendants, by year cleared 2001: 1 other ancestor1998: 1 other ancestor2013: 4 descendants cleared, 2 with a Class I recall22005: 1 descendant cleared2007: 1 descendant cleared2014: 2 descendants cleared2018: 2 descendants cleared2009: 3 descendants cleared, 1 with a Class I recall12008: 1 descendant cleared2021: 2 descendants cleared, 1 with a Class I recall12010: 2 descendants cleared, 1 with a Class I recall12012: 5 descendants cleared, 3 with a Class I recall32011: 3 descendants cleared, 3 with a Class I recall32022: 2 descendants cleared2020: 3 descendants cleared2015: 1 descendant cleared2026: 1 descendant cleared2019: 1 descendant cleared, 1 with a Class I recall12023: 1 descendant cleared2025: 3 descendants cleared2024: 2 descendants clearedK953930 · Virtuoso Smart Cpap System · Respironics, Inc. · 1996K993433 · Virtuoso LX Smart Cpap System · Respironics, Inc. · 1999K012554 · Remstar Auto Cpap System · Respironics, Inc. · 2002K031460 · Modification to Remstar Auto Cpap System · Respironics, Inc. · 20031995200020052010201520202025
Other ancestors, by generationDescendants, by generation 2 generations back: 2 other ancestors 1 generation forward: 2 descendants2 generations forward: 3 descendants3 generations forward: 4 descendants, 1 with a Class I recall14 generations forward: 7 descendants, 2 with a Class I recall25 generations forward: 11 descendants, 5 with a Class I recall56 generations forward: 5 descendants, 2 with a Class I recall27 generations forward: 3 descendants, 1 with a Class I recall18 generations forward: 4 descendants, 1 with a Class I recall19 generations forward: 1 descendant K031460 · Modification to Remstar Auto Cpap System · Respironics, Inc. · 2003K012554 · Remstar Auto Cpap System · Respironics, Inc. · 2002K993433 · Virtuoso LX Smart Cpap System · Respironics, Inc. · 1999K953930 · Virtuoso Smart Cpap System · Respironics, Inc. · 19960+5
  1. Root · 4 generations backK953930 Virtuoso Smart Cpap SystemRespironics, Inc. · 1996
  2. 3 generations backK993433 Virtuoso LX Smart Cpap SystemRespironics, Inc. · 1999
  3. 2 generations backK012554 Remstar Auto Cpap SystemRespironics, Inc. · 2002
  4. 1 generation backK031460 Modification to Remstar Auto Cpap SystemRespironics, Inc. · 2003
  5. This deviceK041010 Remstar Auto with C-Flex Cpap SystemRespironics, Inc. · 2004
  6. Descendant · cites it directly · 37 of its ownK050759 Bipap AutoRespironics, Inc. · 2005 · Recalled
  7. Descendant · 2 generations on · 35 of its ownK063830 Remstar Aflex Cpap SystemRespironics Inc., Sleep & Home Respiratory Group · 2007
  8. Descendant · 3 generations on · 22 of its ownK091319 Remstar Auto a-FlexRespironics Inc., Sleep & Home Respiratory Group · 2009 · Recalled (Class I)
  9. Descendant · 4 generations on · 11 of its ownK092818 Bipap Avaps Ventilatory Support SystemRespironics, Inc. · 2010 · Recalled (Class I)
  10. Descendant · 3 generations on · 10 of its ownK071560 Provent Nasal Dilator, Model BR2Ventus Medical, Inc. · 2008

Showing 5 of 40 descendants. See all descendants

Descendants cleared per year

2005: 12007: 12008: 12009: 32010: 22011: 32012: 52013: 42014: 22015: 12018: 22019: 12020: 32021: 22022: 22023: 12024: 22025: 32026: 1
2005high 5 (2012) · low 0 (2006)2026

Class I recalls in this family

Most influential descendants

Showing 5 of 40 · See all
  • K050759Bipap AutoRespironics, Inc. · 2005 · cites it directly37descendants
  • K063830Remstar Aflex Cpap SystemRespironics Inc., Sleep & Home Respiratory Group · 2007 · 2 generations on35descendants
  • K091319Remstar Auto a-FlexRespironics Inc., Sleep & Home Respiratory Group · 2009 · 3 generations on22descendants
  • K092818Bipap Avaps Ventilatory Support SystemRespironics, Inc. · 2010 · 4 generations on11descendants
  • K071560Provent Nasal Dilator, Model BR2Ventus Medical, Inc. · 2008 · 3 generations on10descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−4K953930Virtuoso Smart Cpap SystemRespironics, Inc.1996—
−3K993433Virtuoso LX Smart Cpap SystemRespironics, Inc.1999—
−2K012554Remstar Auto Cpap SystemRespironics, Inc.2002—
−1K031460Modification to Remstar Auto Cpap SystemRespironics, Inc.2003—
0 (this device)K041010Remstar Auto with C-Flex Cpap SystemRespironics, Inc.2004—
+1K050759Bipap AutoRespironics, Inc.20051
+2K063830Remstar Aflex Cpap SystemRespironics Inc., Sleep & Home Respiratory Group2007—
+3K091319Remstar Auto a-FlexRespironics Inc., Sleep & Home Respiratory Group2009Class I
+4K092818Bipap Avaps Ventilatory Support SystemRespironics, Inc.2010Class I
+3K071560Provent Nasal Dilator, Model BR2Ventus Medical, Inc.2008—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
199810
200110

Descendants by year cleared

Year clearedDevicesWith a Class I recall
200510
200710
200810
200931
201021
201133
201253
201342
201420
201510
201820
201911
202030
202121
202220
202310
202420
202530
202610
FIG. 1 — Lineage of K041010, 1996–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

12 devices in this family have a Class I recall. A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new BZD device

  1. #1 K250624 myAirscore 15.7 · 12 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

What was it cleared against? (2)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*K012554Remstar Auto Cpap System
Summary page 1
…stem Proprietary Name Respironics REMstar Auto with C-Flex CPAP System Predicate Device(s) Respironics REMstar Auto CPAP System (K01 2554/K031460) Respironics REMstar Pro with C-Flex CPAP System (K021861) Reason for submission…
Respironics, Inc.2002—
*K031460Modification to Remstar Auto Cpap System
Summary page 1
…oprietary Name Respironics REMstar Auto with C-Flex CPAP System Predicate Device(s) Respironics REMstar Auto CPAP System (K01 2554/K031460) Respironics REMstar Pro with C-Flex CPAP System (K021861) Reason for submission…
Respironics, Inc.2003—

Also cleared against K012554: 6 other devices →

What descends from it? (40)

See all 40

2 later devices cite it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K050759Bipap AutoRespironics, Inc.200537
K132127Transcend AutoSomnetics International, Inc.20131

Has anything in its family been recalled? (12 Class I)

Recalls of this device

DateClassRecallRoot causeReason
Oct 15, 2007Not classifiedZ-1064-2008Environmental controlForeign material: Glass fragments may present in the plastic bag material used to ship components.
Oct 15, 2007Not classifiedZ-1065-2008Environmental controlForeign material: Glass fragments may present in the plastic bag material used to ship components.
Oct 15, 2007Not classifiedZ-1083-2008Environmental controlForeign material: Glass fragments may present in the plastic bag material used to ship components.

Relatives with a Class I recall

Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.

  • K091319Remstar Auto a-FlexRespironics Inc., Sleep & Home Respiratory Group · 2009 · 3 generations on · ◆ in the 2009 descendants bar of FIG. 11 Class I recall
  • K092818Bipap Avaps Ventilatory Support SystemRespironics, Inc. · 2010 · 4 generations on · ◆ in the 2010 descendants bar of FIG. 11 Class I recall
  • K113068Remstar Auto a-Flex HTRespironics, Inc. · 2011 · 4 generations on · ◆ in the 2011 descendants bar of FIG. 12 Class I recalls
  • K113053Bipap a 30 Ventilatory Support SystemRespironics, Inc. · 2012 · 5 generations on · ◆ in the 2012 descendants bar of FIG. 15 Class I recalls
  • K102465Bipap Avaps Ventilatory Support SystemRespironics, Inc. · 2011 · 5 generations on · ◆ in the 2011 descendants bar of FIG. 11 Class I recall
  • K111378Oximetry Interface KitPhilips Respironics, Inc. · 2011 · 5 generations on · ◆ in the 2011 descendants bar of FIG. 11 Class I recall
  • K131982Remstar Auto a-Flex HTRespironics, Inc. · 2013 · 5 generations on · ◆ in the 2013 descendants bar of FIG. 15 Class I recalls
  • K122769Remstar SERespironics, Inc. · 2012 · 5 generations on · ◆ in the 2012 descendants bar of FIG. 11 Class I recall
  • K121623Bipap a 40 Ventilatory Support SystemRespironics, Inc. · 2012 · 6 generations on · ◆ in the 2012 descendants bar of FIG. 13 Class I recalls
  • K130077Remstar SERespironics, Inc. · 2013 · 6 generations on · ◆ in the 2013 descendants bar of FIG. 11 Class I recall
  • K181166Trilogy EvoRespironics, Inc. · 2019 · 7 generations on · ◆ in the 2019 descendants bar of FIG. 131 Class I recalls
  • K193586Vivo 45 LSBreas Medical AB · 2021 · 8 generations on · ◆ in the 2021 descendants bar of FIG. 11 Class I recall

What does this lineage say?

  • The line of descent spans 8 years and passes through 1 company; a new generation was cleared every 2.3 years on median.
  • 1 of the 6 ancestors has a recall of any class.
  • Of its descendants, K050759 (Respironics, Inc., 2005) has gone furthest, with 37 descendants of its own.
  • 6 other devices also cite its predicate K012554.

How does its category compare?

All BZD devices

BZD Ventilator, Non-Continuous (Respirator): FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · BZD

7in 2025

2007: 212008: 172009: 232010: 122011: 232012: 212013: 232014: 142015: 112016: 122017: 52018: 52019: 62020: 62021: 62022: 42023: 52024: 102025: 72026 (partial year): 10
2007high 23 (2009) · low 4 (2022)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · BZD

189in 2025

2007: 83 days median2008: 108 days median2009: 90 days median2010: 122 days median2011: 125 days median2012: 133 days median2013: 127 days median2014: 172 days median2015: 224 days median2016: 217 days median2017: 221 days median2018: 280 days median2019: 231 days median2020: 137 days median2021: 192 days median2022: 253 days median2023: 204 days median2024: 132 days median2025: 189 days median2026 (partial year): 214 days median
2007high 280 (2018) · low 83 (2007)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · BZD

8in 2023

2007: 292008: 22009: 12011: 12019: 4, 4 Class I2023: 8, 7 Class I2026 (partial year): 2, 2 Class I
2007high 29 (2007) · low 0 (2010)2026

Class I (13 since 2007) Class II/III not classified

Adverse event reports per year · BZD

60,279in 2025

2007: 652008: 672009: 1472010: 1432011: 1892012: 1392013: 822014: 862015: 1142016: 1182017: 1482018: 1012019: 1882020: 1262021: 6,0662022: 90,7682023: 27,9872024: 68,2622025: 60,279
2007high 90,768 (2022) · low 65 (2007)2025

MAUDE reports naming product code BZD, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
200721832965
200817108267
200923901147
2010121220143
2011231251189
2012211330139
201323127082
201414172086
2015112240114
2016122170118
201752210148
201852800101
201962314 (4)188
202061370126
2021619206,066
20224253090,768
202352048 (7)27,987
202410132068,262
20257189060,279
2026102142 (2)—

What is it indicated for?

The REMstar Auto with C-Flex CPAP System is a CPAP (Continuous Positive Airway Pressure) device designed for the treatment of adult Obstructive Sleep Apnea (OSA) only. The device is for use in the home or hospital/institutional environment.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K041010: Remstar Auto with C-Flex Cpap System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K041010

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026