510(k) Report

510(k) · Cleared

Cleared

PC Holter Scanning System Simplicity, Altair 8200, 8300, 8400

K945985510(k) TraditionalCleared Jul 3, 1995207-day reviewClass II21 CFR 870.1425

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

Burdick, Inc. · DQK Computer, Diagnostic, Programmable

Cleared on Jul 3, 1995 after a 207-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 72 later devices descend from it.

Decided
Jul 3, 1995
Review
207 days
Class
Class II
Product code
DQK
Recalls
None
Predicates
0

72 later devices descend from it, 2 citing it directly.

Descendants, by year cleared 2005: 3 descendants cleared1999: 1 descendant cleared2011: 3 descendants cleared2004: 1 descendant cleared2003: 2 descendants cleared2015: 5 descendants cleared2007: 4 descendants cleared2006: 1 descendant cleared2010: 2 descendants cleared2014: 4 descendants cleared2020: 5 descendants cleared2013: 1 descendant cleared2016: 5 descendants cleared2009: 2 descendants cleared2019: 4 descendants cleared2018: 1 descendant cleared2022: 3 descendants cleared2008: 1 descendant cleared2012: 1 descendant cleared2026: 4 descendants cleared2025: 2 descendants cleared2017: 6 descendants cleared2021: 4 descendants cleared2023: 6 descendants cleared2024: 1 descendant cleared1995200020052010201520202025
  1. This deviceK945985 PC Holter Scanning System Simplicity, Altair 8200, 8300, 8400Burdick, Inc. · 1995
  2. Descendant · cites it directly · 68 of its ownK990727 Syneflash & SyneviewEla Medical, Inc. · 1999
  3. Descendant · 2 generations on · 56 of its ownK032466 SpiderviewEla Medical, Inc. · 2003
  4. Descendant · 3 generations on · 46 of its ownK042108 Vista PlusNovacor · 2005
  5. Descendant · 4 generations on · 40 of its ownK071641 Reveal XT; Insertable Cardiac Monitor (Model 9529), Patient…Medtronic, Inc. · 2007
  6. Descendant · 4 generations on · 30 of its ownK071655 Reveal DX Insertable Cardiac Monitor, Reveal Patient Assistant…Medtronic, Inc. · 2007

Showing 5 of 72 descendants. See all descendants

Descendants cleared per year

1999: 12003: 22004: 12005: 32006: 12007: 42008: 12009: 22010: 22011: 32012: 12013: 12014: 42015: 52016: 52017: 62018: 12019: 42020: 52021: 42022: 32023: 62024: 12025: 22026: 4
1999high 6 (2017) · low 0 (2000)2026

Most influential descendants

Showing 5 of 72 · See all
  • K990727Syneflash & SyneviewEla Medical, Inc. · 1999 · cites it directly68descendants
  • K032466SpiderviewEla Medical, Inc. · 2003 · 2 generations on56descendants
  • K042108Vista PlusNovacor · 2005 · 3 generations on46descendants
  • K071641Reveal XT; Insertable Cardiac Monitor (Model 9529), Patient Assistant (Model 9539)Medtronic, Inc. · 2007 · 4 generations on40descendants
  • K071655Reveal DX Insertable Cardiac Monitor, Reveal Patient Assistant, Model (S) 9528,9538Medtronic, Inc. · 2007 · 4 generations on30descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
0 (this device)K945985PC Holter Scanning System Simplicity, Altair 8200, 8300, 8400Burdick, Inc.1995—
+1K990727Syneflash & SyneviewEla Medical, Inc.1999—
+2K032466SpiderviewEla Medical, Inc.2003—
+3K042108Vista PlusNovacor2005—
+4K071641Reveal XT; Insertable Cardiac Monitor (Model 9529), Patient Assistant (Model…Medtronic, Inc.2007—
+4K071655Reveal DX Insertable Cardiac Monitor, Reveal Patient Assistant, Model (S)…Medtronic, Inc.2007—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
199910
200320
200410
200530
200610
200740
200810
200920
201020
201130
201210
201310
201440
201550
201650
201760
201810
201940
202050
202140
202230
202360
202410
202520
202640
FIG. 1 — Lineage of K945985, 1995–2026Source: 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), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in DQK? 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 DQK device

  1. #1 K213682 HemoSphere Advanced Monitor, HemoSphere…score 26.7 · 28 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?

FDA has not posted a summary or statement for it, so its predicates are not known.

What descends from it? (72)

See all 72

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

NumberDeviceApplicantDecidedDescendants
K990727Syneflash & SyneviewEla Medical, Inc.199968
K051730Matrix Holter System, Model M12Global Instrumentation, LLC20052

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?

  • Of its descendants, K990727 (Ela Medical, Inc., 1999) has gone furthest, with 68 descendants of its own.

How does its category compare?

All DQK devices

DQK Computer, Diagnostic, Programmable: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · DQK

23so far in 2026, the most since 2007

2007: 132008: 42009: 122010: 92011: 122012: 72013: 132014: 92015: 72016: 152017: 72018: 142019: 152020: 162021: 162022: 192023: 212024: 132025: 222026 (partial year): 23
2007high 23 (2026) · low 4 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DQK

95in 2025

2007: 83 days median2008: 70 days median2009: 93 days median2010: 64 days median2011: 69 days median2012: 74 days median2013: 68 days median2014: 90 days median2015: 125 days median2016: 190 days median2017: 146 days median2018: 150 days median2019: 113 days median2020: 123 days median2021: 132 days median2022: 136 days median2023: 133 days median2024: 100 days median2025: 95 days median2026 (partial year): 151 days median
2007high 190 (2016) · low 64 (2010)2026

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

Recalls per year · DQK

1in 2025

2007: 42008: 12009: 22010: 32011: 22012: 32013: 12014: 42015: 22017: 22018: 62019: 12020: 12021: 12022: 22023: 22024: 242025: 12026 (partial year): 2
2007high 24 (2024) · low 0 (2016)2026

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

Adverse event reports per year · DQK

433in 2025

2007: 182008: 342009: 402010: 492011: 552012: 1292013: 1802014: 1152015: 1312016: 3402017: 2522018: 2612019: 2182020: 2152021: 3512022: 3192023: 3402024: 5572025: 433
2007high 557 (2024) · low 18 (2007)2025

MAUDE reports naming product code DQK, 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
20071383418
2008470134
20091293240
2010964349
20111269255
20127743129
201313681180
20149904115
201571252131
2016151900340
201771462252
2018141506261
2019151131218
2020161231215
2021161321351
2022191362319
2023211332340
20241310024557
202522951433
2026231512—
Cite this page

510(k) Report. “K945985: PC Holter Scanning System Simplicity, Altair 8200, 8300, 8400.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K945985

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Record history
  • FDA decision record loaded May 2, 2026
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026