510(k) · Cleared
ClearedStar 55 Model 100
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Larsen & Toubro Limited · MHX Monitor, Physiological, Patient (With Arrhythmia Detection Or Alarms)
Cleared on Jun 5, 2009 as substantially equivalent to K080173 (Larsen & Toubro Limited, 2008) after a 133-day review. Its family tree reaches back 12 generations to 1994.
- Decided
- Jun 5, 2009
- Review
- 133 days
- Class
- Class II
- Product code
- MHX
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 12 generations to K941811 (1994). 81 ancestors in all, the oldest K842616 (1984). No later device cites it as a predicate yet.
- Root · 12 generations backK941811 HP M1175A, M1176A, Component Monitoring SystemHewlett-Packard Co. · 1994
- 8 generations between
- 3 generations backK030038 Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal…Philips Medical Systems, Inc. · 2003
- 2 generations backK053234 PM-9000 Express Patient MonitorShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006 · Recalled
- 1 generation backK080173 STAR 55Larsen & Toubro Limited · 2008
- This deviceK090172 Star 55 Model 100Larsen & Toubro Limited · 2009
Show all 12 generations
- Root · 12 generations backK941811 HP M1175A, M1176A, Component Monitoring SystemHewlett-Packard Co. · 1994
- 11 generations backK960934 HP M1205A Omnicare Component Monitor System Model 24Hewlett-Packard Co. · 1996
- 10 generations backK981376 Hewlett-Packard M1205A Viridia 24 CTHewlett-Packard Co. · 1999
- 9 generations backK990125 HP Viridia Component Monitoring System, Model Rev. KHewlett-Packard GmbH · 1999
- 8 generations backK990972 HP Viridia Component Monitoring System, HP Viridia CMS 24/26, HP…Hewlett-Packard GmbH · 1999
- 7 generations backK013199 Philips Component Compact Monitor,Model M1275B, Philips Compenent…Philips Medical Systems, Inc. · 2001
- 6 generations backK020531 Philips Multi-Parameter Module, Model M3001A; Philips Component…Philips Medical Systems · 2002
- 5 generations backK021778 Philips Component Compact Monitor, Release a.04, Model #M1275BPhilips Medical Systems · 2002
- 4 generations backK023871 M3046A (M2/M3/M4) Compact Portable Patient Monitor and MP60 & MP70…Philips Medical Systems · 2002
- 3 generations backK030038 Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal…Philips Medical Systems, Inc. · 2003
- 2 generations backK053234 PM-9000 Express Patient MonitorShenzhen Mindray Bio-Medical Electronics Co., Ltd. · 2006 · Recalled
- 1 generation backK080173 STAR 55Larsen & Toubro Limited · 2008
- This deviceK090172 Star 55 Model 100Larsen & Toubro Limited · 2009
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −12 | K941811 | HP M1175A, M1176A, Component Monitoring System | Hewlett-Packard Co. | 1994 | — |
| −11 | K960934 | HP M1205A Omnicare Component Monitor System Model 24 | Hewlett-Packard Co. | 1996 | — |
| −10 | K981376 | Hewlett-Packard M1205A Viridia 24 CT | Hewlett-Packard Co. | 1999 | — |
| −9 | K990125 | HP Viridia Component Monitoring System, Model Rev. K | Hewlett-Packard GmbH | 1999 | — |
| −8 | K990972 | HP Viridia Component Monitoring System, HP Viridia CMS 24/26, HP Viridia… | Hewlett-Packard GmbH | 1999 | — |
| −7 | K013199 | Philips Component Compact Monitor,Model M1275B, Philips Compenent Rack, Model… | Philips Medical Systems, Inc. | 2001 | — |
| −6 | K020531 | Philips Multi-Parameter Module, Model M3001A; Philips Component Compact… | Philips Medical Systems | 2002 | — |
| −5 | K021778 | Philips Component Compact Monitor, Release a.04, Model #M1275B | Philips Medical Systems | 2002 | — |
| −4 | K023871 | M3046A (M2/M3/M4) Compact Portable Patient Monitor and MP60 & MP70 Intellivue… | Philips Medical Systems | 2002 | — |
| −3 | K030038 | Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal Technology… | Philips Medical Systems, Inc. | 2003 | — |
| −2 | K053234 | PM-9000 Express Patient Monitor | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | 2006 | 1 |
| −1 | K080173 | STAR 55 | Larsen & Toubro Limited | 2008 | — |
| 0 (this device) | K090172 | Star 55 Model 100 | Larsen & Toubro Limited | 2009 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1984 | 1 | 0 |
| 1987 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 12 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 2 | 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 MHX? 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 MHX device
- #1 K251702 IntelliVue Patient Monitor MX750; IntelliVue…score 23.0 · 40 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; numbers the summary cites that cannot be its predicate are marked – and kept off the family tree.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K080173 | STAR 55Summary page 2…System (L&T Medical l71uipmenMs & Systems) / K080173 * Passpon 2 V\ital signs monitor with… | 2008 |
| Kept off the family tree | K020330 | FDA’s K020330 is Deployable Oxygen Concentration System (Docs) Our OCR of the scanned summary read K020330, FDA’s number for Deployable Oxygen Concentration System (Docs) (Pacific Consolidated Industries Llp). Its FDA name has none of the distinctive words the summary uses for the device it names, “Passport 2 Vital signs monitor with View 12 ECG Analysis Module”. Kept off the family tree. | 2002 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 15 years and passes through 6 companies; a new generation was cleared every 1.3 years on median.
- 8 of the 81 ancestors have a recall of any class.
- 3 other devices also cite its predicate K080173.
How does its category compare?
All MHX devicesMHX Monitor, Physiological, Patient (With Arrhythmia Detection Or Alarms): FDA decisions, review times, recalls and adverse event reports over 20 years. 2009, this device’s year, is highlighted.
FDA decisions per year · MHX
8in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MHX
192in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MHX
21so far in 2026, the most since 2007
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MHX
3,761in 2025
MAUDE reports naming product code MHX, 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 | 15 | 96 | 3 | 131 |
| 2008 | 16 | 58 | 2 | 232 |
| 2009 | 13 | 57 | 7 | 382 |
| 2010 | 20 | 90 | 13 | 955 |
| 2011 | 12 | 81 | 16 | 949 |
| 2012 | 16 | 88 | 11 | 676 |
| 2013 | 21 | 120 | 14 | 1,997 |
| 2014 | 13 | 248 | 6 | 1,609 |
| 2015 | 14 | 203 | 5 | 1,284 |
| 2016 | 13 | 149 | 7 | 1,105 |
| 2017 | 14 | 134 | 6 | 1,115 |
| 2018 | 11 | 203 | 12 | 2,157 |
| 2019 | 7 | 243 | 6 | 1,462 |
| 2020 | 11 | 196 | 0 | 1,714 |
| 2021 | 5 | 195 | 0 | 2,423 |
| 2022 | 15 | 189 | 6 | 1,470 |
| 2023 | 8 | 229 | 3 | 2,254 |
| 2024 | 5 | 181 | 3 | 2,814 |
| 2025 | 8 | 192 | 15 | 3,761 |
| 2026 | 14 | 205 | 21 | — |
What is it indicated for?
The STAR 55 Model 100 multi-parameter Patient Monitoring system is intended to monitor a single Adult, Pediatric or Neonatal patient's vital signs at the bedside or during intra-hospital transport along with the appropriate accessories mentioned / supplied with the unit. Vital signs parameters include ECG (3 lead /5 lead/ 12 lead), SpO2, Respiration, Temperature, Capnography (CO 2) & optional Gas module unit. It can also display the digital values of…
Read the full statement (181 words)
The STAR 55 Model 100 multi-parameter Patient Monitoring system is intended to
monitor a single Adult, Pediatric or Neonatal patient's vital signs at the bedside or during
intra-hospital transport along with the appropriate accessories mentioned / supplied with
the unit. Vital signs parameters include ECG (3 lead /5 lead/ 12 lead), SpO2, Respiration,
Temperature, Capnography (CO 2) & optional Gas module unit. It can also display the
digital values of HR/PR, SPO2, RR, Non-Invasive Blood Pressure (Systolic, Diastolic and
Mean),' Invasive Blood Pressure (Systolic, Diastolic and Mean), Temperature, EtCO2,
FiCO2 , N 2 0, 02, EtAA and FiAA readings.
In addition, Star 55 Model 100 has got Arrhythmia and ST detection from 3L/5L/12L
ECG measurements. The Arrhythmia and ST analysis module is intended for use with
Adult & Pediatric patients and is not intended for use with Neonatal patients
The user, responsible to interpret the monitored data made available, will be a
professional health care provider. The device permits patient monitoring with adjustable
alarm limits as well as visible and audible alarm signals. The monitor is not intended for
home use.
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/K090172 · printed Nov 6, 2026
Cite this page
510(k) Report. “K090172: Star 55 Model 100.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K090172
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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