510(k) · Cleared
ClearedNihon Kohden Afib Detection Program QP-039P
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Nihon Kohden Corporation · DSI Detector And Alarm, Arrhythmia
Cleared on Apr 8, 2016 as substantially equivalent to K964122 (Hewlett-Packard Co., 1997) and 1 other predicate after a 238-day review. Its family tree reaches back 14 generations to 1994.
- Decided
- Apr 8, 2016
- Review
- 238 days
- Class
- Class II
- Product code
- DSI
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 14 generations to K941811 (1994). 102 ancestors in all, the oldest K872781 (1987). No later device cites it as a predicate yet.
- Root · 14 generations backK941811 HP M1175A, M1176A, Component Monitoring SystemHewlett-Packard Co. · 1994
- 10 generations between
- 3 generations backK032858 The Philips Intellivue MP40, MP50, MP60, MP70,and MP90 Patient…Philips Medizin Systeme Boblingen GmbH · 2003
- 2 generations backK033513 Easi Ecg AlgorithmPhilips Medical Systems · 2004
- 1 generation backK080461 Star ST and Arrhythmia Software, Release J.0Philips Medical Systems · 2008
- This deviceK152305 Nihon Kohden Afib Detection Program QP-039PNihon Kohden Corporation · 2016
Show all 14 generations
- Root · 14 generations backK941811 HP M1175A, M1176A, Component Monitoring SystemHewlett-Packard Co. · 1994
- 13 generations backK960934 HP M1205A Omnicare Component Monitor System Model 24Hewlett-Packard Co. · 1996
- 12 generations backK981376 Hewlett-Packard M1205A Viridia 24 CTHewlett-Packard Co. · 1999
- 11 generations backK990125 HP Viridia Component Monitoring System, Model Rev. KHewlett-Packard GmbH · 1999
- 10 generations backK990972 HP Viridia Component Monitoring System, HP Viridia CMS 24/26, HP…Hewlett-Packard GmbH · 1999
- 9 generations backK013199 Philips Component Compact Monitor,Model M1275B, Philips Compenent…Philips Medical Systems, Inc. · 2001
- 8 generations backK020531 Philips Multi-Parameter Module, Model M3001A; Philips Component…Philips Medical Systems · 2002
- 7 generations backK021778 Philips Component Compact Monitor, Release a.04, Model #M1275BPhilips Medical Systems · 2002
- 6 generations backK023871 M3046A (M2/M3/M4) Compact Portable Patient Monitor and MP60 & MP70…Philips Medical Systems · 2002
- 5 generations backK030038 Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal…Philips Medical Systems, Inc. · 2003
- 4 generations backK031481 The Philips Intellivue MP60, MP70, and MP90 Patient Monitors…Philips Medizin Systeme Boblingen GmbH · 2003
- 3 generations backK032858 The Philips Intellivue MP40, MP50, MP60, MP70,and MP90 Patient…Philips Medizin Systeme Boblingen GmbH · 2003
- 2 generations backK033513 Easi Ecg AlgorithmPhilips Medical Systems · 2004
- 1 generation backK080461 Star ST and Arrhythmia Software, Release J.0Philips Medical Systems · 2008
- This deviceK152305 Nihon Kohden Afib Detection Program QP-039PNihon Kohden Corporation · 2016
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −14 | K941811 | HP M1175A, M1176A, Component Monitoring System | Hewlett-Packard Co. | 1994 | — |
| −13 | K960934 | HP M1205A Omnicare Component Monitor System Model 24 | Hewlett-Packard Co. | 1996 | — |
| −12 | K981376 | Hewlett-Packard M1205A Viridia 24 CT | Hewlett-Packard Co. | 1999 | — |
| −11 | K990125 | HP Viridia Component Monitoring System, Model Rev. K | Hewlett-Packard GmbH | 1999 | — |
| −10 | K990972 | HP Viridia Component Monitoring System, HP Viridia CMS 24/26, HP Viridia… | Hewlett-Packard GmbH | 1999 | — |
| −9 | K013199 | Philips Component Compact Monitor,Model M1275B, Philips Compenent Rack, Model… | Philips Medical Systems, Inc. | 2001 | — |
| −8 | K020531 | Philips Multi-Parameter Module, Model M3001A; Philips Component Compact… | Philips Medical Systems | 2002 | — |
| −7 | K021778 | Philips Component Compact Monitor, Release a.04, Model #M1275B | Philips Medical Systems | 2002 | — |
| −6 | K023871 | M3046A (M2/M3/M4) Compact Portable Patient Monitor and MP60 & MP70 Intellivue… | Philips Medical Systems | 2002 | — |
| −5 | K030038 | Philips MP60, MP70 and MP90 Intellivue Patient Monitors with Portal Technology… | Philips Medical Systems, Inc. | 2003 | — |
| −4 | K031481 | The Philips Intellivue MP60, MP70, and MP90 Patient Monitors, Release a.20 | Philips Medizin Systeme Boblingen GmbH | 2003 | — |
| −3 | K032858 | The Philips Intellivue MP40, MP50, MP60, MP70,and MP90 Patient Monitors… | Philips Medizin Systeme Boblingen GmbH | 2003 | — |
| −2 | K033513 | Easi Ecg Algorithm | Philips Medical Systems | 2004 | — |
| −1 | K080461 | Star ST and Arrhythmia Software, Release J.0 | Philips Medical Systems | 2008 | — |
| 0 (this device) | K152305 | Nihon Kohden Afib Detection Program QP-039P | Nihon Kohden Corporation | 2016 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1987 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 13 | 0 |
| 2001 | 6 | 0 |
| 2002 | 7 | 0 |
| 2003 | 5 | 0 |
| 2004 | 3 | 0 |
| 2005 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 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 DSI? 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 DSI device
- #1 K243349 BodyGuardian Remote Monitoring System (BGRMS…score 13.1 · 9 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 |
|---|---|---|---|
| * | K964122 | HP Star ST and Arrhhythmia SoftwareSummary page 4…tection Program QP-039P Common name: Arrhythmia detector Product Code: DSI Regulation: 21 CFR 870.1025 Substantial equivalence claimed to: K964122 HP STAR ST and Arryhythmia Software which is the sponsor and primary predicate device and K080461 Philips Star ST and Arrhythmia… | 1997 |
| * | K080461 | Star ST and Arrhythmia Software, Release J.0Summary page 4…lation: 21 CFR 870.1025 Substantial equivalence claimed to: K964122 HP STAR ST and Arryhythmia Software which is the sponsor and primary predicate device and K080461 Philips Star ST and Arrhythmia Software as the reference predicate device which includes the Atrial Fibrillation detection that o… | 2008 |
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 22 years and passes through 6 companies; a new generation was cleared every 4 months on median.
- 11 of the 102 ancestors have a recall of any class.
- 7 other devices also cite its predicate K964122.
How does its category compare?
All DSI devicesDSI Detector And Alarm, Arrhythmia: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.
FDA decisions per year · DSI
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DSI
243in 2019
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DSI
18in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · DSI
712in 2025
MAUDE reports naming product code DSI, 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 | 7 | 151 | 4 | 64 |
| 2008 | 5 | 70 | 8 | 156 |
| 2009 | 6 | 73 | 3 | 279 |
| 2010 | 6 | 111 | 5 | 823 |
| 2011 | 6 | 114 | 3 | 793 |
| 2012 | 3 | 113 | 1 | 766 |
| 2013 | 1 | — | 0 | 795 |
| 2014 | 4 | 200 | 0 | 1,000 |
| 2015 | 9 | 127 | 0 | 1,645 |
| 2016 | 6 | 224 | 0 | 4,352 |
| 2017 | 0 | — | 0 | 3,594 |
| 2018 | 2 | — | 1 | 3,648 |
| 2019 | 3 | 243 | 4 | 3,485 |
| 2020 | 2 | — | 2 | 3,084 |
| 2021 | 0 | — | 0 | 3,092 |
| 2022 | 0 | — | 1 | 1,638 |
| 2023 | 2 | — | 2 | 1,616 |
| 2024 | 1 | — | 0 | 1,320 |
| 2025 | 1 | — | 18 | 712 |
| 2026 | 1 | — | 1 | — |
What is it indicated for?
The intended use of Afib detection program (QP-039P software) is used for processing adult patient ECG and detecting if atrial fibrillation (AF) is present continuously for more than 2.5 minutes. QP-039P software is intended to be used by qualified health care professionals in hospital or clinical environment.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K152305 · printed Nov 6, 2026
Cite this page
510(k) Report. “K152305: Nihon Kohden Afib Detection Program QP-039P.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K152305
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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