510(k) · Cleared
ClearedModification to: Ivent 201 Portable Ventilator
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Versamed Medical Systems, Inc. · CBK Ventilator, Continuous, Facility Use
Cleared on Sep 23, 2005 as substantially equivalent to K042468 (Versamed Medical Systems, Inc., 2004) and 1 other predicate after a 7-day review. Its family tree reaches back 6 generations to 1991. 39 of the 152 devices in its family, counting itself, have a Class I recall. 112 later devices descend from it.
- Decided
- Sep 23, 2005
- Review
- 7 days
- Class
- Class II
- Product code
- CBK
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 6 generations to K902859 (1991). 39 ancestors in all, the oldest K883038 (1988). 112 later devices descend from it, 5 citing it directly. 39 of the 152 devices in this family, counting this one, have a Class I recall.
- Root · 6 generations backK902859 Servo Ventilator 300Siemens Life Support Systems · 1991 · Recalled
- 5 generations backK960010 Servo Ventilator 300 Computer InterfaceSiemens Elema AB · 1996
- 4 generations backK970839 Servo Ventilator 300ASiemens Elema AB · 1997 · Recalled
- 3 generations backK992788 Bear Cub 750 PSVBear Medical Systems, Inc. · 1999
- 2 generations backK013642 AVEABird Products Corp. · 2002 · Recalled (Class I)
- 1 generation backK032451 Bird Tbird Vela VentilatorBird Products Corp. · 2004 · Recalled
- This deviceK052554 Modification to: Ivent 201 Portable VentilatorVersamed Medical Systems, Inc. · 2005
- Descendant · cites it directly · 87 of its ownK053270 IVENT 201Versamed Medical Systems, Inc. · 2006
- Descendant · 2 generations on · 86 of its ownK061627 Modification to I Vent 201Versamed Medical Systems, Inc. · 2006
- Descendant · 3 generations on · 61 of its ownK063404 Servo-I Ventilator System, Models 64, 87 and 800Maquet Critical Care AB · 2007
- Descendant · 4 generations on · 37 of its ownK081842 Engstrom Carestation, Engstrom ProDatex-Ohmeda, Inc. · 2008
- Descendant · 4 generations on · 28 of its ownK073179 Servo-I Ventilator System Model 64 87 800 E4073, Heliox Option…Maquet Critical Care AB · 2008
Showing 5 of 112 descendants. See all descendants
Descendants cleared per year
Class I recalls in this family
Most influential descendants
Showing 5 of 112 · See all- K053270IVENT 201Versamed Medical Systems, Inc. · 2006 · cites it directly87descendants
- K061627Modification to I Vent 201Versamed Medical Systems, Inc. · 2006 · 2 generations on86descendants
- K063404Servo-I Ventilator System, Models 64, 87 and 800Maquet Critical Care AB · 2007 · 3 generations on61descendants
- K081842Engstrom Carestation, Engstrom ProDatex-Ohmeda, Inc. · 2008 · 4 generations on37descendants
- K073179Servo-I Ventilator System Model 64 87 800 E4073, Heliox Option, Model 6675585Maquet Critical Care AB · 2008 · 4 generations on28descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −6 | K902859 | Servo Ventilator 300 | Siemens Life Support Systems | 1991 | 3 |
| −5 | K960010 | Servo Ventilator 300 Computer Interface | Siemens Elema AB | 1996 | — |
| −4 | K970839 | Servo Ventilator 300A | Siemens Elema AB | 1997 | 4 |
| −3 | K992788 | Bear Cub 750 PSV | Bear Medical Systems, Inc. | 1999 | — |
| −2 | K013642 | AVEA | Bird Products Corp. | 2002 | Class I |
| −1 | K032451 | Bird Tbird Vela Ventilator | Bird Products Corp. | 2004 | 1 |
| 0 (this device) | K052554 | Modification to: Ivent 201 Portable Ventilator | Versamed Medical Systems, Inc. | 2005 | — |
| +1 | K053270 | IVENT 201 | Versamed Medical Systems, Inc. | 2006 | — |
| +2 | K061627 | Modification to I Vent 201 | Versamed Medical Systems, Inc. | 2006 | — |
| +3 | K063404 | Servo-I Ventilator System, Models 64, 87 and 800 | Maquet Critical Care AB | 2007 | — |
| +4 | K081842 | Engstrom Carestation, Engstrom Pro | Datex-Ohmeda, Inc. | 2008 | — |
| +4 | K073179 | Servo-I Ventilator System Model 64 87 800 E4073, Heliox Option, Model 6675585 | Maquet Critical Care AB | 2008 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1988 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 2 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2006 | 3 | 0 |
| 2007 | 1 | 0 |
| 2008 | 6 | 1 |
| 2009 | 5 | 1 |
| 2010 | 3 | 1 |
| 2011 | 11 | 7 |
| 2012 | 10 | 4 |
| 2013 | 10 | 4 |
| 2014 | 5 | 1 |
| 2015 | 7 | 1 |
| 2016 | 6 | 2 |
| 2017 | 10 | 4 |
| 2018 | 2 | 0 |
| 2019 | 7 | 3 |
| 2020 | 4 | 3 |
| 2021 | 6 | 3 |
| 2022 | 1 | 0 |
| 2023 | 2 | 1 |
| 2024 | 5 | 0 |
| 2025 | 3 | 0 |
| 2026 | 5 | 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.
39 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 CBK device
- #1 K252663 Inbentus Versatilescore 16.0 · 17 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 |
|---|---|---|---|
| * | K042468 | Ivent 201 Portable VentilatorSummary page 2…iVent 201 Section 3 _Administrative requirements Predicate Devices: The iVentTM 201 Portable Ventilator is substantially equivalent to: iVentTM cleared under K042468 TBIRD VELA cleared under K032451 Performance Standards: No performance standards have been established for such devices… | 2004 |
| * | K032451 | Bird Tbird Vela VentilatorSummary page 2…ative requirements Predicate Devices: The iVentTM 201 Portable Ventilator is substantially equivalent to: iVentTM cleared under K042468 TBIRD VELA cleared under K032451 Performance Standards: No performance standards have been established for such devices under Sections 514 of the F… | 2004 |
What descends from it? (112)
See all 1125 later devices cite it directly; ranked here by how many devices descend from each in turn.
Has anything in its family been recalled? (39 Class I)
No FDA recall names this device.
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.
- K013642AVEABird Products Corp. · 2002 · 2 generations back · ◆ on the line of descent in FIG. 113 Class I recalls
- K981072Esprit VentilatorRespironics, Inc. · 1998 · 2 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K970460Nellcor Puritan Bennett, 840 Ventilator System (Model 840)Puritan Bennett Corp. · 1998 · 3 generations back · ◆ in the 1998 ancestors bar of FIG. 11 Class I recall
- K090888Newport HT70 Family of VentilatorsNewport Medical Instruments, Inc. · 2009 · Cites it directly · ◆ in the 2009 descendants bar of FIG. 13 Class I recalls
- K093261MOVESThornhill Research, Inc. · 2010 · Cites it directly · ◆ in the 2010 descendants bar of FIG. 12 Class I recalls
- K072885Carina System, Model 8419350; Carina Basic Device, Model 5704110Draeger Medical AG & Co. KG · 2008 · 2 generations on · ◆ in the 2008 descendants bar of FIG. 11 Class I recall
- K111146Newport HT70 VentilatorNewport Medical Instruments, Inc. · 2011 · 2 generations on · ◆ in the 2011 descendants bar of FIG. 14 Class I recalls
- K111610Trilogy Series Ventilator with OximetryRespironics, Inc. · 2011 · 3 generations on · ◆ in the 2011 descendants bar of FIG. 12 Class I recalls
- K113053Bipap a 30 Ventilatory Support SystemRespironics, Inc. · 2012 · 3 generations on · ◆ in the 2012 descendants bar of FIG. 15 Class I recalls
- K181170Trilogy Evo UniversalRespironics, Inc. · 2019 · 4 generations on · ◆ in the 2019 descendants bar of FIG. 112 Class I recalls
- K181166Trilogy EvoRespironics, Inc. · 2019 · 4 generations on · ◆ in the 2019 descendants bar of FIG. 131 Class I recalls
- K122715Stellar 150Resmed Germany, Inc. · 2013 · 4 generations on · ◆ in the 2013 descendants bar of FIG. 11 Class I recall
Nearest 12 of 39 shown.
Nearest 5 of 39; all are on the web page.
What does this lineage say?
- The line of descent spans 14 years and passes through 5 companies; a new generation was cleared every 1.9 years on median.
- 9 of the 39 ancestors have a recall of any class; 3 have a Class I recall.
- Of its descendants, K053270 (Versamed Medical Systems, Inc., 2006) has gone furthest, with 87 descendants of its own.
- 3 other devices also cite its predicate K042468.
How does its category compare?
All CBK devicesCBK Ventilator, Continuous, Facility Use: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · CBK
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · CBK
163in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · CBK
14in 2024
Class I (81 since 2007) Class II/III not classified
Adverse event reports per year · CBK
13,991in 2025
MAUDE reports naming product code CBK, 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 | 11 | 142 | 17 | 1,531 |
| 2008 | 18 | 115 | 23 | 1,933 |
| 2009 | 12 | 122 | 8 | 1,766 |
| 2010 | 14 | 150 | 9 | 1,799 |
| 2011 | 13 | 192 | 12 | 1,877 |
| 2012 | 17 | 207 | 2 (1) | 5,509 |
| 2013 | 5 | 277 | 5 (2) | 7,921 |
| 2014 | 5 | 439 | 5 (4) | 7,600 |
| 2015 | 7 | 266 | 6 (4) | 11,876 |
| 2016 | 4 | 323 | 4 (1) | 16,056 |
| 2017 | 6 | 280 | 1 | 14,451 |
| 2018 | 4 | 183 | 3 (3) | 9,849 |
| 2019 | 8 | 435 | 14 (13) | 9,100 |
| 2020 | 5 | 176 | 4 | 11,096 |
| 2021 | 6 | 267 | 21 (19) | 13,322 |
| 2022 | 0 | — | 8 (4) | 15,974 |
| 2023 | 5 | 309 | 4 (3) | 24,928 |
| 2024 | 9 | 203 | 14 (14) | 20,336 |
| 2025 | 4 | 163 | 0 | 13,991 |
| 2026 | 3 | 235 | 15 (13) | — |
What is it indicated for?
The iVentTM 201 is a portable, computer controlled, electrically powered ventilator intended to provide continuous or intermittent ventilatory support for the care of individuals who require mechanical ventilation. Specifically, the ventilator is applicable for adult and pediatric patients weighing at least 10 kg (22 lb.), who require the following general modes of ventilatory support, as prescribed by an attending physician: * Assist/Control (Pressure…
Read the full statement (140 words)
The iVentTM 201 is a portable, computer controlled, electrically powered ventilator intended to provide continuous or intermittent ventilatory support for the care of individuals who require mechanical ventilation. Specifically, the ventilator is applicable for adult and pediatric patients weighing at least 10 kg (22 lb.), who require the following general modes of ventilatory support, as prescribed by an attending physician:
* Assist/Control (Pressure Controlled or Volume Controlled)
* SIMV (Pressure Controlled or Volume Controlled)
* CPAP/PSV
The iVentTM 201 ventilator with Non-invasive Pulse Oximeter is suitable for intra-hospital use, home and alternate-site use, transport and emergency use. The Non-invasive Pulse Oximeter is intended for non-invasive monitoring of oxygen saturation and pulse rate.
The iVentTM 201 ventilator is a restricted medical device intended for use by qualified, trained personnel under the direction of a physician and within the technical specification limits.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K052554 · printed Nov 6, 2026
Cite this page
510(k) Report. “K052554: Modification to: Ivent 201 Portable Ventilator.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K052554
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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