510(k) Report

510(k) · Cleared

Recalled · Class II · 2013

Visi Mobile Monitoring System

K122036510(k) TraditionalCleared Aug 15, 201235-day reviewClass II21 CFR 870.2300Recalls 2

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

Sotera Wireless, Inc. · MWI Monitor, Physiological, Patient (Without Arrhythmia Detection Or Alarms)

Cleared on Aug 15, 2012 as substantially equivalent to K112478 (Sotera Wireless, Inc., 2012) and 3 other predicates after a 35-day review. Its family tree reaches back 8 generations to 1997. 20 later devices descend from it. It has been recalled 2 times.

Decided
Aug 15, 2012
Review
35 days
Class
Class II
Product code
MWI
Recalls
2
Predicates
4

Its longest line of descent runs back 8 generations to K962603 (1997). 35 ancestors in all, the oldest K872291 (1987). 20 later devices descend from it, 2 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2012: 1 other ancestor2002: 3 other ancestors2000: 1 other ancestor2008: 1 other ancestor2005: 1 other ancestor2001: 1 other ancestor1997: 1 other ancestor1996: 3 other ancestors1994: 2 other ancestors1991: 1 other ancestor2007: 2 other ancestors2003: 1 other ancestor1999: 1 other ancestor1998: 1 other ancestor1995: 2 other ancestors1993: 2 other ancestors1990: 1 other ancestor1987: 1 other ancestor1989: 1 other ancestor2015: 5 descendants cleared2013: 1 descendant cleared2018: 5 descendants cleared2019: 2 descendants cleared2025: 3 descendants cleared2024: 1 descendant cleared2021: 1 descendant cleared2022: 1 descendant cleared2023: 1 descendant clearedK962603 · Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & Cables · Masimo Corp. · 1997K973887 · Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and Cables · Masimo Corp. · 1998K982255 · Model 2000 Pulse Oximeter · Ivy Biomedical Systems, Inc. · 1998K991823 · N-395 Pulse Oximeter, Model N-395 · Nellcor Puritan Bennett, Inc. · 1999×2: 2 generations cleared close together, K012891 (2002), K021090 (2002) K031740 · VSM - Vital Signs Monitor, Model 53000 Series · Welch Allyn Protocol, Inc. · 2003K033378 · Vital Signs Monitor, Propaq LT · Welch Allyn Protocol, Inc. · 2004 · recalled1990200020102020
  1. Root · 8 generations backK962603 Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & CablesMasimo Corp. · 1997
  2. 7 generations backK973887 Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and…Masimo Corp. · 1998
  3. 6 generations backK982255 Model 2000 Pulse OximeterIvy Biomedical Systems, Inc. · 1998
  4. 5 generations backK991823 N-395 Pulse Oximeter, Model N-395Nellcor Puritan Bennett, Inc. · 1999
  5. 4 generations backK012891 Oximax Pulse Oximetry System with N-595 Pulse Oximeter and Oximax…Nellcor Puritan Bennett, Inc. · 2002 · Recalled
  6. 3 generations backK021090 Oximax N-550 Pulse Oximeter,Model N-550 Pulse OximeterNellcor Puritan Bennett, Inc. · 2002
  7. 2 generations backK031740 VSM - Vital Signs Monitor, Model 53000 SeriesWelch Allyn Protocol, Inc. · 2003
  8. 1 generation backK033378 Vital Signs Monitor, Propaq LTWelch Allyn Protocol, Inc. · 2004 · Recalled
  9. This deviceK122036 Visi Mobile Monitoring SystemSotera Wireless, Inc. · 2012
  10. Descendant · cites it directly · 18 of its ownK133586 Visi Mobile Monitioring SystemSotera Wireless, Inc. · 2013
  11. Descendant · 2 generations on · 17 of its ownK143751 Visi Mobile Monitoring SystemSotera Wireless, Inc. · 2015
  12. Descendant · 3 generations on · 7 of its ownK150992 Vios Monitoring SystemVios Medical, Inc. · 2015
  13. Descendant · 3 generations on · 6 of its ownK150361 ViSi Mobile Monitoring SystemSotera Wireless, Inc. · 2015
  14. Descendant · 4 generations on · 4 of its ownK183067 Guardian Angel Rx GA2000 Digital Vital Sign Monitoring SystemTaiwan Aulisa Medical Devices Technologies, Inc. · 2019

Showing 5 of 20 descendants. See all descendants

Descendants cleared per year

2013: 12015: 52018: 52019: 22021: 12022: 12023: 12024: 12025: 3
2013high 5 (2015) · low 0 (2014)2026

Most influential descendants

Showing 5 of 20 · See all
  • K133586Visi Mobile Monitioring SystemSotera Wireless, Inc. · 2013 · cites it directly18descendants
  • K143751Visi Mobile Monitoring SystemSotera Wireless, Inc. · 2015 · 2 generations on17descendants
  • K150992Vios Monitoring SystemVios Medical, Inc. · 2015 · 3 generations on7descendants
  • K150361ViSi Mobile Monitoring SystemSotera Wireless, Inc. · 2015 · 3 generations on6descendants
  • K183067Guardian Angel Rx GA2000 Digital Vital Sign Monitoring SystemTaiwan Aulisa Medical Devices Technologies, Inc. · 2019 · 4 generations on4descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−8K962603Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & CablesMasimo Corp.1997—
−7K973887Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and CablesMasimo Corp.1998—
−6K982255Model 2000 Pulse OximeterIvy Biomedical Systems, Inc.1998—
−5K991823N-395 Pulse Oximeter, Model N-395Nellcor Puritan Bennett, Inc.1999—
−4K012891Oximax Pulse Oximetry System with N-595 Pulse Oximeter and Oximax Sensors and…Nellcor Puritan Bennett, Inc.20021
−3K021090Oximax N-550 Pulse Oximeter,Model N-550 Pulse OximeterNellcor Puritan Bennett, Inc.2002—
−2K031740VSM - Vital Signs Monitor, Model 53000 SeriesWelch Allyn Protocol, Inc.2003—
−1K033378Vital Signs Monitor, Propaq LTWelch Allyn Protocol, Inc.20043
0 (this device)K122036Visi Mobile Monitoring SystemSotera Wireless, Inc.2012—
+1K133586Visi Mobile Monitioring SystemSotera Wireless, Inc.2013—
+2K143751Visi Mobile Monitoring SystemSotera Wireless, Inc.2015—
+3K150992Vios Monitoring SystemVios Medical, Inc.2015—
+3K150361ViSi Mobile Monitoring SystemSotera Wireless, Inc.2015—
+4K183067Guardian Angel Rx GA2000 Digital Vital Sign Monitoring SystemTaiwan Aulisa Medical Devices Technologies, Inc.2019—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198710
198910
199010
199110
199320
199420
199520
199630
199710
199810
199910
200010
200110
200230
200310
200510
200720
200810
201210

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201310
201550
201850
201920
202110
202210
202310
202410
202530
FIG. 1 — Lineage of K122036, 1997–2025Source: 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.

Planning a device in MWI? 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 MWI device

  1. #1 K230457 Empatica Health Monitoring Platform…score 28.0 · 39 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? (4)

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
*K112478Visi Mobile Monitoring SystemSotera Wireless, Inc.20122
*K033378Vital Signs Monitor, Propaq LT
Summary page 1
…MWI, DRT, DXN, DQA and FLL Predicate device ViSi Mobile Monitoring System (KI 12478) Propaq LT VSM, Model 802 Series (K033378) Micropaq VSM, Models 402, 404 (K002725) Acuity Central Monitor…
Welch Allyn Protocol, Inc.20043
*K002725Micropaq, Models 402 and 404
Summary page 1
…e Monitoring System (KI 12478) Propaq LT VSM, Model 802 Series (K033378) Micropaq VSM, Models 402, 404 (K002725) Acuity Central Monitoring Station Predicate (K022453) Description The ViS…
Protocol Systems, Inc.2000—
*K022453Modification to Acuity Central Monitoring System
Summary page 1
…2 Series (K033378) Micropaq VSM, Models 402, 404 (K002725) Acuity Central Monitoring Station Predicate (K022453) Description The ViSi Mobile Monitoring System is a lightweight, portable patient vital…
Welch Allyn Protocol, Inc.20021

Also cleared against K112478: 2 other devices →

What descends from it? (20)

See all 20

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

NumberDeviceApplicantDecidedDescendants
K133586Visi Mobile Monitioring SystemSotera Wireless, Inc.201318
K142827Visi Mobile Monitoring System, Visi Mobile Chest SensorSotera Wireless, Inc.20150

Has anything in its family been recalled? (0 Class I)

Recalls of this device

DateClassRecallRoot causeReason
May 23, 2013Class IIZ-1818-2013Device DesignSotera Wireless, Inc. is recalling the ViSi Mobile Monitoring System due to the potential for the Chest Sensor to cause a blister wound.
May 23, 2013Class IIZ-1817-2013Device DesignSotera Wireless, Inc. is recalling the ViSi Mobile Monitoring System due to the potential for the Chest Sensor to cause a blister wound.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 15 years and passes through 5 companies; a new generation was cleared every 11 months on median.
  • 7 of the 35 ancestors have a recall of any class.
  • Of its descendants, K133586 (Sotera Wireless, Inc., 2013) has gone furthest, with 18 descendants of its own.
  • 2 other devices also cite its predicate K112478.

How does its category compare?

All MWI devices

MWI Monitor, Physiological, Patient (Without Arrhythmia Detection Or Alarms): FDA decisions, review times, recalls and adverse event reports over 20 years. 2012, this device’s year, is highlighted.

FDA decisions per year · MWI

4in 2025

2007: 92008: 92009: 62010: 172011: 112012: 132013: 202014: 162015: 192016: 122017: 132018: 112019: 142020: 82021: 92022: 52023: 82024: 102025: 42026 (partial year): 6
2007high 20 (2013) · low 4 (2025)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · MWI

247in 2025

2007: 42 days median2008: 49 days median2009: 112 days median2010: 58 days median2011: 78 days median2012: 104 days median2013: 85 days median2014: 148 days median2015: 127 days median2016: 165 days median2017: 205 days median2018: 217 days median2019: 255 days median2020: 138 days median2021: 161 days median2022: 231 days median2023: 250 days median2024: 202 days median2025: 247 days median2026 (partial year): 239 days median
2007high 255 (2019) · low 42 (2007)2026

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

Recalls per year · MWI

9so far in 2026, the most since 2007

2007: 12008: 12009: 22010: 22011: 32012: 52013: 32014: 62015: 12017: 22019: 42022: 22024: 52026 (partial year): 9
2007high 9 (2026) · low 0 (2016)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · MWI

182in 2025

2007: 32008: 32009: 202010: 172011: 162012: 312013: 422014: 302015: 312016: 512017: 852018: 1582019: 1692020: 1102021: 1882022: 1682023: 1792024: 1202025: 182
2007high 188 (2021) · low 3 (2007)2025

MAUDE reports naming product code MWI, 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
200794213
200894913
20096112220
20101758217
20111178316
201213104531
20132085342
201416148630
201519127131
201612165051
201713205285
2018112170158
2019142554169
202081380110
202191610188
202252312168
202382500179
2024102025120
202542470182
202662399—

What is it indicated for?

The ViSi Mobile Monitoring System is intended for use by clinicians and medically qualified personnel for single or multi-parameter vital signs monitoring of adult patients. It is indicated for ECG (3 or 5 leadwire), respiration rate (RESP), heart rate (HR), non-invasive blood pressure (NIEP), non-invasive monitoring of functional oxygen saturation of arterial hemoglobin (SpO2), pulse rate (PR), and skin temperature (TEMP) in hospital-based facilities; including general medical-surgical floors, intermediate care floors, and emergency departments.

The ViSi Mobile Monitoring System may be used as standalone devices or networked to central station through wireless 802.11 communication.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K122036: Visi Mobile Monitoring System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K122036

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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