510(k) Report

510(k) · Cleared

Recalled · Class II · 2024

NovaGuide 2 Intelligent Ultrasound

K213279510(k) TraditionalCleared Mar 2, 2022152-day reviewClass II21 CFR 892.1550Recalls 2

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

Novasignal Corporation · IYN System, Imaging, Pulsed Doppler, Ultrasonic

Cleared on Mar 2, 2022 as substantially equivalent to K180455 (Neural Analytics, Inc., 2018) after a 152-day review. Its family tree reaches back 5 generations to 1998. It has been recalled 2 times.

Decided
Mar 2, 2022
Review
152 days
Class
Class II
Product code
IYN
Recalls
2
Predicates
1

Its longest line of descent runs back 5 generations to K974588 (1998). 7 ancestors in all. No later device cites it as a predicate yet.

  1. Root · 5 generations backK974588 Intra-View Bilateral Transcranial Doppler Device, Smart-Lite…Rimed, Ltd. · 1998
  2. 4 generations backK060112 Nodecrest Transcranical Doppler Ultrasound SystemNodecrest, LLC · 2006
  3. 3 generations backK092164 Transcranial and Vascular Doppler Diagnotic Ultrasound Transducers…Shenzhen Delicate Electronics Co., Ltd. · 2010
  4. 2 generations backK122710 Transcranial Doppler with Robotic Probe HeadbandShenzhen Delicate Electronics Co., Ltd. · 2013
  5. 1 generation backK180455 NeuralBotNeural Analytics, Inc. · 2018 · Recalled
  6. This deviceK213279 NovaGuide 2 Intelligent UltrasoundNovasignal Corporation · 2022
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−5K974588Intra-View Bilateral Transcranial Doppler Device, Smart-Lite Portable…Rimed, Ltd.1998—
−4K060112Nodecrest Transcranical Doppler Ultrasound SystemNodecrest, LLC2006—
−3K092164Transcranial and Vascular Doppler Diagnotic Ultrasound Transducers, Model…Shenzhen Delicate Electronics Co., Ltd.2010—
−2K122710Transcranial Doppler with Robotic Probe HeadbandShenzhen Delicate Electronics Co., Ltd.2013—
−1K180455NeuralBotNeural Analytics, Inc.20181
0 (this device)K213279NovaGuide 2 Intelligent UltrasoundNovasignal Corporation2022—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
200010
201610
FIG. 1 — Lineage of K213279, 1998–2022Source: 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 IYN? 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 IYN device

  1. #1 K240850 EPIQ Series Diagnostic Ultrasound Systems…score 32.1 · 24 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against? (1)

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
*K180455NeuralBot
Summary page 4
…er, Robotic (21 CFR 892.1570) Product Codes: IYN, ITX, OQQ 7.3 Predicate Device Primary Predicate Device: NeuralBot, NovaSignal Corporation (K180455) Reference Device: Lucid M1 Transcranial Doppler Ultrasound System, NovaSignal Corporation (K160442) 7.4 Dev…
Neural Analytics, Inc.20181
†K160442Lucid M1 Transcranial Doppler Ultrasound System (Lucid M1 System) with 2MHz TransducersNeural Analytics, Inc.20162

What descends from it?

No later submission names this one as a predicate yet.

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

Recalls of this device

DateClassRecallRoot causeReason
May 6, 2024Class IIZ-2216-2024Device DesignDue to inadvertently disconnecting grounding cable of ultrasound system could result in electrical shock, electrical interference and/or equipment malfunction.
May 6, 2024Class IIZ-2217-2024Device DesignDue to inadvertently disconnecting grounding cable of ultrasound system could result in electrical shock, electrical interference and/or equipment malfunction.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 24 years and passes through 5 companies; a new generation was cleared every 4.0 years on median.
  • 3 of the 7 ancestors have a recall of any class.

How does its category compare?

All IYN devices

IYN System, Imaging, Pulsed Doppler, Ultrasonic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2022, this device’s year, is highlighted.

FDA decisions per year · IYN

57in 2025

2007: 132008: 252009: 182010: 292011: 392012: 432013: 512014: 562015: 542016: 602017: 642018: 592019: 472020: 572021: 462022: 532023: 442024: 502025: 572026 (partial year): 44
2007high 64 (2017) · low 13 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · IYN

124in 2025

2007: 26 days median2008: 18 days median2009: 29 days median2010: 67 days median2011: 46 days median2012: 37 days median2013: 60 days median2014: 39 days median2015: 55 days median2016: 56 days median2017: 83 days median2018: 85 days median2019: 79 days median2020: 72 days median2021: 105 days median2022: 105 days median2023: 115 days median2024: 119 days median2025: 124 days median2026 (partial year): 107 days median
2007high 124 (2025) · low 18 (2008)2026

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

Recalls per year · IYN

10in 2025

2007: 162008: 122009: 82010: 102011: 82012: 32013: 82014: 22015: 32016: 22018: 72020: 42021: 82022: 102023: 42024: 12025: 102026 (partial year): 2, 1 Class I
2007high 16 (2007) · low 0 (2017)2026

Class I (1 since 2007) Class II/III not classified

Adverse event reports per year · IYN

610in 2025

2007: 32008: 22009: 92010: 172011: 182012: 202013: 182014: 482015: 1162016: 1452017: 1462018: 852019: 592020: 672021: 2132022: 1862023: 2292024: 2662025: 610
2007high 610 (2025) · low 2 (2008)2025

MAUDE reports naming product code IYN, 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
20071326163
20082518122
2009182989
201029671017
20113946818
20124337320
20135160818
20145639248
201554553116
201660562145
201764830146
20185985785
20194779059
20205772467
2021461058213
20225310510186
2023441154229
2024501191266
20255712410610
2026441072 (1)—

What is it indicated for?

NovaGuide 2 Intelligent Ultrasound is a medical ultrasound system intended for use as an adjunct to standard clinical practices for measuring and displaying cerebral blood flow velocity and the occurrence of transient emboli within the bloodstream. The system assists the user in the setup and acquisition of cerebral blood flow velocity via the patient's temporal windows. NovaGuide 2 Intelligent Ultrasound is intended to be used by healthcare…

Read the full statement (112 words)

NovaGuide 2 Intelligent Ultrasound is a medical ultrasound system intended for use as an adjunct to standard clinical practices for measuring and displaying cerebral blood flow velocity and the occurrence of transient emboli within the bloodstream. The system assists the user in the setup and acquisition of cerebral blood flow velocity via the patient's temporal windows.

NovaGuide 2 Intelligent Ultrasound is intended to be used by healthcare professionals qualified by training in its safe and effective use. The device is not intended to replace other means of evaluating vital patient physiological processes, is not intended to be used in fetal applications, and is not intended to be used inside the sterile field.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K213279: NovaGuide 2 Intelligent Ultrasound.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K213279

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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