510(k) · Cleared
ClearedPlanet 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 K071472 (Larsen & Toubro Limited, 2007) and 1 other predicate after a 105-day review. Its family tree reaches back 5 generations to 1994.
- Decided
- Jun 5, 2009
- Review
- 105 days
- Class
- Class II
- Product code
- MHX
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 5 generations to K933143 (1994). 30 ancestors in all, the oldest K842616 (1984). No later device cites it as a predicate yet.
- Root · 5 generations backK933143 Model Eli 300 ElectrocardiographMortara Instrument, Inc. · 1994
- 4 generations backK962970 Spacelabs Medical 12-Lead Diagnostic Ecg Analysis OptionSpacelabs Medical, Inc. · 1997
- 3 generations backK972502 Spacelabs Medical Integrated Multiparameter Module 90496Spacelabs Medical, Inc. · 1998 · Recalled
- 2 generations backK993531 Passport 2 Vital Signs Monitor, Model 0998-00-0170-XXDatascope Corp. · 2000 · Recalled
- 1 generation backK020550 Passport 2 with View 12 Ecg Analysis Module Model # 0998-00-0170-XXXXDatascope Corp. · 2002 · Recalled
- This deviceK090443 Planet 55, Model 100Larsen & Toubro Limited · 2009
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K933143 | Model Eli 300 Electrocardiograph | Mortara Instrument, Inc. | 1994 | — |
| −4 | K962970 | Spacelabs Medical 12-Lead Diagnostic Ecg Analysis Option | Spacelabs Medical, Inc. | 1997 | — |
| −3 | K972502 | Spacelabs Medical Integrated Multiparameter Module 90496 | Spacelabs Medical, Inc. | 1998 | 3 |
| −2 | K993531 | Passport 2 Vital Signs Monitor, Model 0998-00-0170-XX | Datascope Corp. | 2000 | 1 |
| −1 | K020550 | Passport 2 with View 12 Ecg Analysis Module Model # 0998-00-0170-XXXX | Datascope Corp. | 2002 | 1 |
| 0 (this device) | K090443 | Planet 55, Model 100 | Larsen & Toubro Limited | 2009 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1984 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2003 | 1 | 0 |
| 2005 | 2 | 0 |
| 2007 | 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 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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K071472 | Planet 55Summary page 4…led make I’Ifl.-’\w'\"li'l' 33 Model 1 Patient Monitoring Systeim. - Predicate device: : e PLANIE) A3 Patiet Monitoring Svstem (Make: &1 Medical I-fiqt_|ipnwmx & Systems)/ K071472 o o Pussport 2 Vital signs monitor mlh View 12-ECG Analysis Module (I)utm-qu Cowpy F KO20550, Sthe parameters available with the… | 2007 |
| * | K020550 | Passport 2 with View 12 Ecg Analysis Module Model # 0998-00-0170-XXXX | 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 4 companies; a new generation was cleared every 2.6 years on median.
- 6 of the 30 ancestors have a recall of any class.
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 PLANET 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), SpO2, Respiration, Temperature and Capnography (CO2). It can also display the digital values of HR/PR, SpO2, RR, Non-Invasive Blood…
Read the full statement (160 words)
The PLANET 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), SpO2, Respiration, Temperature and Capnography (CO2). It can also display the digital values of HR/PR, SpO2, RR, Non-Invasive Blood Pressure (Systolic, Diastolic and Mean), Temperature, EtCO2, and FiC02 readings.
In addition, PLANET 55 Model 100 has Arrhythmia and ST detection from 3L / 5L ECG measurements. The Arrhythmia and ST analysis module is intended for use with Adult & Pediatric patients and is not intended for use with Neonatal. 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/K090443 · printed Nov 6, 2026
Cite this page
510(k) Report. “K090443: Planet 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/K090443
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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