510(k) · Cleared
Recalled · Class II · 2026Philips Avalon Fetal / Maternal Monitors FM20, FM30, FM40 and FM50
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Philips Medizin Systeme Boblingen GmbH · HGM System, Monitoring, Perinatal
Cleared on Nov 25, 2014 as substantially equivalent to K111083 (Philips Medizinsysteme Boeblingen GmbH, Cardiac AN, 2011) and 1 other predicate after a 266-day review. Its family tree reaches back 28 generations to 1994. It has been recalled 5 times.
- Decided
- Nov 25, 2014
- Review
- 266 days
- Class
- Class II
- Product code
- HGM
- Recalls
- 5
- Predicates
- 2
Its longest line of descent runs back 28 generations to K941811 (1994). 192 ancestors in all, the oldest K844187 (1985). No later device cites it as a predicate yet.
- Root · 28 generations backK941811 HP M1175A, M1176A, Component Monitoring SystemHewlett-Packard Co. · 1994
- 24 generations between
- 3 generations backK071426 MP2, X2, MP5, MP20, MP30, MP40, MP50, MP60, MP70, MP80, and MP90…Philips Medizinsysteme Boeblingen GmbH, Cardiac AN · 2007
- 2 generations backK072070 Philips MP2 and X2 Intellivue Patient MonitorsPhilips Medizinsysteme Boeblingen GmbH, Cardiac AN · 2007
- 1 generation backK111083 Philips Avalon Fetal/Maternal Monitors FM20, FM30, FM40 and FM50Philips Medizinsysteme Boeblingen GmbH, Cardiac AN · 2011 · Recalled
- This deviceK140535 Philips Avalon Fetal / Maternal Monitors FM20, FM30, FM40 and FM50Philips Medizin Systeme Boblingen GmbH · 2014
Show all 28 generations
- Root · 28 generations backK941811 HP M1175A, M1176A, Component Monitoring SystemHewlett-Packard Co. · 1994
- 27 generations backK960934 HP M1205A Omnicare Component Monitor System Model 24Hewlett-Packard Co. · 1996
- 26 generations backK981376 Hewlett-Packard M1205A Viridia 24 CTHewlett-Packard Co. · 1999
- 25 generations backK990125 HP Viridia Component Monitoring System, Model Rev. KHewlett-Packard GmbH · 1999
- 24 generations backK990972 HP Viridia Component Monitoring System, HP Viridia CMS 24/26, HP…Hewlett-Packard GmbH · 1999
- 23 generations backK013199 Philips Component Compact Monitor,Model M1275B, Philips Compenent…Philips Medical Systems, Inc. · 2001
- 22 generations backK020531 Philips Multi-Parameter Module, Model M3001A; Philips Component…Philips Medical Systems · 2002
- 21 generations backK021778 Philips Component Compact Monitor, Release a.04, Model #M1275BPhilips Medical Systems · 2002
- 20 generations backK023871 M3046A (M2/M3/M4) Compact Portable Patient Monitor and MP60 & MP70…Philips Medical Systems · 2002
- 19 generations backK030038 Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal…Philips Medical Systems, Inc. · 2003
- 18 generations backK031481 The Philips Intellivue MP60, MP70, and MP90 Patient Monitors…Philips Medizin Systeme Boblingen GmbH · 2003
- 17 generations backK032858 The Philips Intellivue MP40, MP50, MP60, MP70,and MP90 Patient…Philips Medizin Systeme Boblingen GmbH · 2003
- 16 generations backK040304 Philips Intellivue Patient Monitor, Models MP40 & MP50Philips Medizin Systeme Boeblingen GmbH · 2004
- 15 generations backK041235 Philips MP20, MP30, MP40, MP50. MP60, MP70 and MP90 Intellivue…Philips Medizin Systeme Boeblingen GmbH · 2004
- 14 generations backK042845 The Philips MP20, MP30, MP40, MP50, MP60, MP70, and MP90 Intellivue…Philips Medizin Systeme Boblingen GmbH · 2004
- 13 generations backK050141 The Philips MP20, MP30, MP40, MP50, MP60, MP70 and MP90 Intellivue…Philips Medizin Systeme Boeblingen GmbH · 2005
- 12 generations backK050762 Philips Intellivue Patient Monitor, Models MP20, MP30, MP40, MP50…Philips Medizin Systeme Boeblingen GmbH · 2005
- 11 generations backK051106 The Philips MP20, MP30, MP40, MP50, MP60, MP70, MP80 and MP90…Philips Medizin Systeme Boeblingen GmbH · 2005
- 10 generations backK052801 Intellivue Patient Monitors with Release C.02, Models MP20, MP30…Philips Medizin Systeme Boeblingen GmbH · 2005
- 9 generations backK053522 Philips MP40, MP50, MP60, MP70, MP80 and MP90 Intellivue Patient…Philips Medizin Systeme Boeblingen GmbH · 2006
- 8 generations backK060221 The Phillips, Model MP20,MP30,MP40,MP50,MP60,MP70,MP80,and MP90…Philips Medizin Systeme Boeblingen GmbH · 2006
- 7 generations backK060541 The Philips MP20,MP30,MP40,MP50,MP60,MP70,MP80 and MP90 Intellivue…Philips Medizin Systeme Boblingen GmbH · 2006 · Recalled
- 6 generations backK061052 The Philips Intellivue Patient Monitors, Models…Philips Medical Systems North America, Inc. · 2006
- 5 generations backK061610 Philips Model MP20, MP30, MP40, MP50, MP60, MP70, MP80 and MP90…Philips Medizin Systeme Boeblingen GmbH · 2006
- 4 generations backK063315 Intellivue Patient Monitors, Models MP20, MP30, MP40, MP50, MP60…Philips Medizin Systeme Boeblingen GmbH · 2006
- 3 generations backK071426 MP2, X2, MP5, MP20, MP30, MP40, MP50, MP60, MP70, MP80, and MP90…Philips Medizinsysteme Boeblingen GmbH, Cardiac AN · 2007
- 2 generations backK072070 Philips MP2 and X2 Intellivue Patient MonitorsPhilips Medizinsysteme Boeblingen GmbH, Cardiac AN · 2007
- 1 generation backK111083 Philips Avalon Fetal/Maternal Monitors FM20, FM30, FM40 and FM50Philips Medizinsysteme Boeblingen GmbH, Cardiac AN · 2011 · Recalled
- This deviceK140535 Philips Avalon Fetal / Maternal Monitors FM20, FM30, FM40 and FM50Philips Medizin Systeme Boblingen GmbH · 2014
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −28 | K941811 | HP M1175A, M1176A, Component Monitoring System | Hewlett-Packard Co. | 1994 | — |
| −27 | K960934 | HP M1205A Omnicare Component Monitor System Model 24 | Hewlett-Packard Co. | 1996 | — |
| −26 | K981376 | Hewlett-Packard M1205A Viridia 24 CT | Hewlett-Packard Co. | 1999 | — |
| −25 | K990125 | HP Viridia Component Monitoring System, Model Rev. K | Hewlett-Packard GmbH | 1999 | — |
| −24 | K990972 | HP Viridia Component Monitoring System, HP Viridia CMS 24/26, HP Viridia… | Hewlett-Packard GmbH | 1999 | — |
| −23 | K013199 | Philips Component Compact Monitor,Model M1275B, Philips Compenent Rack, Model… | Philips Medical Systems, Inc. | 2001 | — |
| −22 | K020531 | Philips Multi-Parameter Module, Model M3001A; Philips Component Compact… | Philips Medical Systems | 2002 | — |
| −21 | K021778 | Philips Component Compact Monitor, Release a.04, Model #M1275B | Philips Medical Systems | 2002 | — |
| −20 | K023871 | M3046A (M2/M3/M4) Compact Portable Patient Monitor and MP60 & MP70 Intellivue… | Philips Medical Systems | 2002 | — |
| −19 | K030038 | Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal Technology… | Philips Medical Systems, Inc. | 2003 | — |
| −18 | K031481 | The Philips Intellivue MP60, MP70, and MP90 Patient Monitors, Release a.20 | Philips Medizin Systeme Boblingen GmbH | 2003 | — |
| −17 | K032858 | The Philips Intellivue MP40, MP50, MP60, MP70,and MP90 Patient Monitors… | Philips Medizin Systeme Boblingen GmbH | 2003 | — |
| −16 | K040304 | Philips Intellivue Patient Monitor, Models MP40 & MP50 | Philips Medizin Systeme Boeblingen GmbH | 2004 | — |
| −15 | K041235 | Philips MP20, MP30, MP40, MP50. MP60, MP70 and MP90 Intellivue Patient Monitors | Philips Medizin Systeme Boeblingen GmbH | 2004 | — |
| −14 | K042845 | The Philips MP20, MP30, MP40, MP50, MP60, MP70, and MP90 Intellivue Patient… | Philips Medizin Systeme Boblingen GmbH | 2004 | — |
| −13 | K050141 | The Philips MP20, MP30, MP40, MP50, MP60, MP70 and MP90 Intellivue Patient… | Philips Medizin Systeme Boeblingen GmbH | 2005 | — |
| −12 | K050762 | Philips Intellivue Patient Monitor, Models MP20, MP30, MP40, MP50, MP60, MP70… | Philips Medizin Systeme Boeblingen GmbH | 2005 | — |
| −11 | K051106 | The Philips MP20, MP30, MP40, MP50, MP60, MP70, MP80 and MP90 Intellivue… | Philips Medizin Systeme Boeblingen GmbH | 2005 | — |
| −10 | K052801 | Intellivue Patient Monitors with Release C.02, Models MP20, MP30, MP40, MP50… | Philips Medizin Systeme Boeblingen GmbH | 2005 | — |
| −9 | K053522 | Philips MP40, MP50, MP60, MP70, MP80 and MP90 Intellivue Patient Monitors… | Philips Medizin Systeme Boeblingen GmbH | 2006 | — |
| −8 | K060221 | The Phillips, Model MP20,MP30,MP40,MP50,MP60,MP70,MP80,and MP90 Intellivue… | Philips Medizin Systeme Boeblingen GmbH | 2006 | — |
| −7 | K060541 | The Philips MP20,MP30,MP40,MP50,MP60,MP70,MP80 and MP90 Intellivue Atient… | Philips Medizin Systeme Boblingen GmbH | 2006 | 2 |
| −6 | K061052 | The Philips Intellivue Patient Monitors, Models… | Philips Medical Systems North America, Inc. | 2006 | — |
| −5 | K061610 | Philips Model MP20, MP30, MP40, MP50, MP60, MP70, MP80 and MP90 Intellivue… | Philips Medizin Systeme Boeblingen GmbH | 2006 | — |
| −4 | K063315 | Intellivue Patient Monitors, Models MP20, MP30, MP40, MP50, MP60, MP70, MP80… | Philips Medizin Systeme Boeblingen GmbH | 2006 | — |
| −3 | K071426 | MP2, X2, MP5, MP20, MP30, MP40, MP50, MP60, MP70, MP80, and MP90 Intellivue… | Philips Medizinsysteme Boeblingen GmbH, Cardiac AN | 2007 | — |
| −2 | K072070 | Philips MP2 and X2 Intellivue Patient Monitors | Philips Medizinsysteme Boeblingen GmbH, Cardiac AN | 2007 | — |
| −1 | K111083 | Philips Avalon Fetal/Maternal Monitors FM20, FM30, FM40 and FM50 | Philips Medizinsysteme Boeblingen GmbH, Cardiac AN | 2011 | 1 |
| 0 (this device) | K140535 | Philips Avalon Fetal / Maternal Monitors FM20, FM30, FM40 and FM50 | Philips Medizin Systeme Boblingen GmbH | 2014 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1985 | 1 | 0 |
| 1987 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 12 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 10 | 0 |
| 2000 | 19 | 0 |
| 2001 | 7 | 0 |
| 2002 | 13 | 0 |
| 2003 | 13 | 0 |
| 2004 | 14 | 0 |
| 2005 | 5 | 0 |
| 2006 | 5 | 0 |
| 2007 | 2 | 0 |
| 2008 | 1 | 0 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
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.
Planning a device in HGM? 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 HGM device
- #1 K241882 Fetal & Maternal Monitor (F15A, F15A Air)score 19.5 · 33 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the 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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K111083 | Philips Avalon Fetal/Maternal Monitors FM20, FM30, FM40 and FM50Summary page 5…nal Use Clinical Predicate Devices: Philips Avalon Fetal/Maternal Monitors FM20, FM30, FM40 and FM50 (most recent clearance K111083, primary predicate device) and Philips M2720A Avalon CTS Cordless Fetal Transducer System (most recent clearance K023931). Refe… | 2011 |
| * | K023931 | Philips Avalon CTS Cordless Fetal Transducer System, Models M2720A, M2725A, M2726A, M2727ASummary page 5…FM20, FM30, FM40 and FM50 (most recent clearance K111083, primary predicate device) and Philips M2720A Avalon CTS Cordless Fetal Transducer System (most recent clearance K023931). Reference Devices: Philips IntelliVue Patient Monitors MP5 and MP5SC, (most recent clearance K131829) Philips IntelliVue CL S… | 2003 |
| † | K131829 | Intellivue Patient Monitor | 2013 |
| † | K131913 | Intellivue CL SPO2 Pod and CL NBP Pod, Philips Intellivue Patient Monitors MP5, MP5T… | 2013 |
| † | K122439 | Intellivue Patient Monitor | 2012 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| May 26, 2026 | Class II | Z-2523-2026 | Process control | Monitor has incorrect assembly of the speaker connector which can cause device cables to be pulled out of the housing and increase the risk of intermittent or permanent loss of speaker output. |
| May 26, 2026 | Class II | Z-2522-2026 | Process control | Monitor has incorrect assembly of the speaker connector which can cause device cables to be pulled out of the housing and increase the risk of intermittent or permanent loss of speaker output. |
| May 22, 2024 | Class II | Z-2239-2024 | Component change control | Potential for inaccurate fetal heart rate measurements when monitoring multiples. |
| Sep 19, 2019 | Class II | Z-0985-2020 | No Marketing Application | Fetal transducers distributed in advance of receiving 510(k) and international clearances. |
| Sep 19, 2019 | Class II | Z-0984-2020 | No Marketing Application | Fetal transducers distributed in advance of receiving 510(k) and international clearances. |
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 20 years and passes through 8 companies; a new generation was cleared every 3 months on median.
- 24 of the 192 ancestors have a recall of any class.
How does its category compare?
All HGM devicesHGM System, Monitoring, Perinatal: FDA decisions, review times, recalls and adverse event reports over 20 years. 2014, this device’s year, is highlighted.
FDA decisions per year · HGM
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · HGM
269in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · HGM
5in 2019
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · HGM
99in 2025
MAUDE reports naming product code HGM, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 3 | 56 | 0 | 35 |
| 2008 | 4 | 75 | 4 | 17 |
| 2009 | 4 | 66 | 6 | 42 |
| 2010 | 4 | 193 | 0 | 64 |
| 2011 | 13 | 141 | 0 | 83 |
| 2012 | 4 | 107 | 0 | 44 |
| 2013 | 2 | — | 1 | 16 |
| 2014 | 4 | 231 | 1 | 30 |
| 2015 | 5 | 169 | 0 | 44 |
| 2016 | 1 | — | 0 | 17 |
| 2017 | 3 | 138 | 0 | 27 |
| 2018 | 3 | 258 | 0 | 30 |
| 2019 | 0 | — | 5 | 41 |
| 2020 | 1 | — | 0 | 19 |
| 2021 | 0 | — | 0 | 71 |
| 2022 | 1 | — | 0 | 87 |
| 2023 | 2 | — | 0 | 69 |
| 2024 | 1 | — | 0 | 174 |
| 2025 | 4 | 269 | 0 | 99 |
| 2026 | 2 | — | 2 | — |
What is it indicated for?
Avalon Fetal/Maternal Monitor FM20: Indicated for use by trained health care professionals whenever there is a need for monitoring of the physiological parameters uterine activity, heart rate, oxygen saturation, noninvasive blood pressure, pulse rate and temperature of pregnant women and the fetal heart rates of single fetuses, twins, and triplets in labor and delivery rooms, in antepartum testing areas, in private households and during transports in…
Read the full statement (260 words)
Avalon Fetal/Maternal Monitor FM20:
Indicated for use by trained health care professionals whenever there is a need for monitoring of the physiological parameters uterine activity, heart rate, oxygen saturation, noninvasive blood pressure, pulse rate and temperature of pregnant women and the fetal heart rates of single fetuses, twins, and triplets in labor and delivery rooms, in antepartum testing areas, in private households and during transports in healthcare facilities.
Avalon Fetal/Maternal Monitor FM30:
Indicated for use by trained health care professionals whenever there is a need for monitoring of the physiological parameters uterine activity, heart rate, electrocardiography (ECG), oxygen saturation, noninvasive blood pressure, pulse rate and temperature of pregnant women and the fetal heart rates of single fetuses, twins, and triplets in labor and delivery rooms, in antepartum testing areas, in private households and during transports in healthcare facilities.
Avalon Fetal/Maternal Monitor FM40:
Indicated for use by trained health care professionals whenever there is a need for monitoring of the physiological parameters uterine activity, heart rate, oxygen saturation, noninvasive blood pressure, pulse rate and temperature of pregnant women and the fetal heart rates of single fetuses, twins, and triplets in labor and delivery rooms and in antepartum testing areas.
Avalon Fetal/Maternal Monitor FM50:
Indicated for use by trained health care professionals whenever there is a need for monitoring of the physiological parameters uterine activity, heart rate, electrocardiography (ECG), oxygen saturation, noninvasive blood pressure, pulse rate and temperature of pregnant women and the fetal heart rates of single fetuses, twins, and triplets in labor and delivery rooms and in antepartum testing areas.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K140535 · printed Nov 5, 2026
Cite this page
510(k) Report. “K140535: Philips Avalon Fetal / Maternal Monitors FM20, FM30, FM40 and FM50.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K140535
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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