When used in NIV mode: The Airvo 3 NIV provides non-invasive ventilator support for non-ventilator dependent, spontaneously breathing adult patients (66 lb/30 kg and above) with respiratory insufficiency. It is intended to be used in hospitals. It is not intended for life support. When used in High Flow mode: The Airvo 3 NIV is intended to provide high flow warmed and humidified respiratory gases for administration to spontaneously breathing infant, child, adolescent and adult patients in hospitals. It adds heat and moisture to the flow of air, or blended air/medical oxygen mixture, and assures the user of the air/oxygen mixture using an integrated oxygen analyzer and visual display. The flow may be from 2 to 70 L/min depending on the patient interface. The Airvo 3 NIV provides high flow gases with simultaneous oxygen delivery to spontaneously breathing patients with or without bypassed upper airways in hospitals. The Airvo 3 NIV provides high flow gases with simultaneous oxygen delivery through nasal cannula interfaces to augment the breathing of spontaneously breathing patients suffering from respiratory distress and/or hypoxemia in the hospital setting. The Airvo 3 NIV is not intended to provide total ventilatory requirements and is not intended for use during field transport. AirSpiral NIV tube and chamber kit (900PT573): For use with noninvasive ventilator support for non-ventilator dependent, spontaneously breathing adult patients (66 lbs./30 kg and above) with respiratory insufficiency. It is intended to be used in hospitals. It is not intended for life support.
Device Story
The F&P Airvo 3 NIV is a non-implantable, hospital-use respiratory support device operated by healthcare professionals (respiratory therapists, doctors, nurses). It functions as a continuous ventilator (NIV mode) or high-flow humidifier (High Flow mode). Inputs include wall-supplied oxygen (HPO) or low-pressure oxygen (LPO) and ambient air. A centrifugal blower with a low-inertia impeller, controlled by microprocessors using pressure and flow sensor feedback, delivers gas. In NIV mode, it provides CPAP, Bi-Level S/T, and Bi-Level PCV therapies. In High Flow mode, it delivers 2-70 L/min of warmed, humidified gas. The device features an integrated oxygen analyzer and visual display for FiO2 monitoring. It supports external pulse oximeter connectivity via USB. The output (pressurized or high-flow gas) is delivered via a single-limb AirSpiral NIV tube and chamber kit. Clinicians use the device to augment breathing in patients with respiratory insufficiency or distress. By providing non-invasive pressure support or high-flow oxygenation, the device aims to improve patient respiratory status without the need for invasive ventilation.
Clinical Evidence
No clinical data. Substantial equivalence is supported by bench testing, including blending accuracy, flow rate accuracy, continuous use thermal stability, pressure waveform analysis, and humidification output. Biocompatibility, electrical safety (ANSI AAMI ES 60601-1), EMC (IEC 60601-1-2), and alarm testing (ANSI AAMI IEC 60601-1-8) were performed.
Technological Characteristics
Centrifugal blower with low-inertia impeller; pressure and flow sensors; microprocessor-controlled. Modes: CPAP, Bi-Level S/T, Bi-Level PCV. High Flow: 2-70 L/min, 31-37 °C. Connectivity: USB for external SpO2. Power: 100-240 VAC, 50-60 Hz. Materials: AirSpiral tube (two-spiral wall, heated wire). Sterilization: Not provided sterile; semi-critical components (outlet elbow) validated for high-level disinfection per AAMI TIR30.
Indications for Use
Indicated for non-ventilator dependent, spontaneously breathing adult patients (≥30 kg) with respiratory insufficiency (NIV mode) and spontaneously breathing infant, child, adolescent, and adult patients requiring high flow warmed/humidified respiratory gases (High Flow mode) in hospital settings. Not for life support or field transport.
Regulatory Classification
Identification
A continuous ventilator (respirator) is a device intended to mechanically control or assist patient breathing by delivering a predetermined percentage of oxygen in the breathing gas. Adult, pediatric, and neonatal ventilators are included in this generic type of device.
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Image /page/0/Picture/0 description: The image contains the logo of the U.S. Food and Drug Administration (FDA). The logo consists of two parts: the Department of Health & Human Services logo on the left and the FDA logo on the right. The FDA logo is in blue and includes the letters "FDA" followed by the words "U.S. FOOD & DRUG ADMINISTRATION" stacked on top of each other.
August 9, 2024
Fisher & Paykel Healthcare Ltd Reena Daken Regulatory Affairs Manager 15 Maurice Paykel Place, East Tamaki Auckland, 2013 New Zealand
Re: K233643
Trade/Device Name: F&P Airvo 3 NIV (PT311US) Regulation Number: 21 CFR 868.5895 Regulation Name: Continuous ventilator Regulatory Class: Class II Product Code: MNT Dated: July 15, 2024 Received: July 15, 2024
Dear Reena Daken:
We have reviewed your section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (the Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database available at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
Additional information about changes that may require a new premarket notification are provided in the FDA guidance documents entitled "Deciding When to Submit a 510(k) for a Change to an Existing Device"
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(https://www.fda.gov/media/99812/download) and "Deciding When to Submit a 510(k) for a Software Change to an Existing Device" (https://www.fda.gov/media/99785/download).
Your device is also subject to, among other requirements, the Quality System (QS) regulation (21 CFR Part 820), which includes, but is not limited to, 21 CFR 820.30. Design controls; 21 CFR 820.90. Nonconforming product; and 21 CFR 820.100, Corrective and preventive action. Please note that regardless of whether a change requires premarket review. the OS regulation requires device manufacturers to review and approve changes to device design and production (21 CFR 820.30 and 21 CFR 820.70) and document changes and approvals in the device master record (21 CFR 820.181).
Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting of medical device-related adverse events) (21 CFR Part 803) for devices or postmarketing safety reporting (21 CFR Part 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reportingcombination-products); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR Part 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR Parts 1000-1050.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-device-safety/medical-device-reportingmdr-how-report-medical-device-problems.
For comprehensive regulatory information about mediation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medicaldevices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See the DICE website (https://www.fda.gov/medical-device-advice-comprehensive-regulatoryassistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).
Sincerely.
Digitally signed by John S. John S. Bender -S Bender -S 15:10:16-04'00'
for Ethan Nyberg, Ph.D. Assistant Director DHT1C: Division of Anesthesia, Respiratory, and Sleep Devices OHT1: Office of Ophthalmic, Anesthesia,
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Respiratory, ENT, and Dental Devices Office of Product Evaluation and Quality Center for Devices and Radiological Health
Enclosure
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# Indications for Use
510(k) Number (if known) K233643
Device Name F&P Airvo 3 NIV (PT311US)
Indications for Use (Describe) F&P Airvo 3 NIV (PT311US)
When used in NIV mode:
The Airvo 3 NV provides non-invasive ventilator support for non-ventilator dependent, spontaneously breathing adult patients (66 lb/30 kg and above) with respiratory insufficiency. It is intended to be used in hospitals. It is not intended for life support.
### When used in High Flow mode:
The Airvo 3 NIV is intended to provide high flow warmed and humidified respiratory gases for administration to spontaneously breathing infant, child, adolescent and adult patients in hospitals. It adds heat and moisture to the flow of air, or blended air/medical oxygen mixture, and assures the user of the air/oxygen mixture using an integrated oxygen analyzer and visual display. The flow may be from 2 to 70 L/min depending on the patient interface. The Airvo 3 NVV provides high flow gases with simultaneous oxygen delivery to spontaneously breathing patients with or without bypassed upper airways in hospitals.
The Airvo 3 NIV provides high flow gases with simultaneous oxygen delivery through nasal cannula interfaces to augment the breathing of spontaneously breathing patients suffering from respiratory distress and/or hypoxemia in the hospital setting. The Airvo 3 NIV is not intended to provide total ventilatory requirements and is not intended for use during field transport.
AirSpiral NIV tube and chamber kit (900PT573):
For use with noninvasive ventilator support for non-ventilator dependent, spontaneously breathing adult patients (66 lbs./30 kg and above) with respiratory insufficiency. It is intended to be used in hospitals. It is not intended for life support.
Type of Use (Select one or both, as applicable)
X Prescription Use (Part 21 CFR 801 Subpart D)
Over-The-Counter Use (21 CFR 801 Subpart C)
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# 510(k) Summary
As required by 21 CFR 807.92
### I. SUBMITTER
| Company Name and Address | Fisher & Paykel Healthcare Limited<br>15 Maurice Paykel Place<br>East Tamaki<br>Auckland 2013, New Zealand<br>Telephone: +64 9 574 0100 |
|---------------------------|-----------------------------------------------------------------------------------------------------------------------------------------|
| Prepared and Submitted by | Hannah Matthews<br>Senior Regulatory Affairs Specialist |
| Contact Person | Reena Daken<br>Regulatory Affairs Manager<br>Telephone: +64 9 574 0100<br>Email:Reena.Daken@fphcare.co.nz |
| Date Prepared | 9 August 2024 |
II. DEVICE
| Name of Device | F&P Airvo 3 NIV<br>AirSpiral NIV tube and chamber kit | |
|---------------------|-------------------------------------------------------------------|--|
| Common/Usual Name | ventilator, continuous, minimal ventilatory support, facility use | |
| Classification Name | Continuous Ventilator | |
| Regulatory Class | Class II (21 CFR §868.5895) | |
| Product Code | MNT | |
### PREDICATE DEVICES III.
- Primary Predicate Device
| FDA Clearance Number | Device Name |
|----------------------|----------------------|
| K090113 | Breas Vivo 40 System |
- Secondary Predicate Device .
| FDA Clearance Number | Device Name |
|----------------------|-------------|
| K221338 | F&P Airvo 3 |
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| FDA Clearance Number | Device Name | Reason for Reference |
|----------------------|------------------------------------------|-------------------------------------------------------------------------------------------------------------------|
| K082660 | V60 VENTILATOR, MODEL<br>V8000 | Used to support claims of substantial<br>equivalence with respect to User<br>Adjustable Pressure Support Settings |
| K113640 | STELLAR 150 | Used to support claims of substantial<br>equivalence with respect to User<br>Adjustable Pressure Support Settings |
| K121623 | BIPAP A 40 VENTILATORY<br>SUPPORT SYSTEM | Used to support claims of substantial<br>equivalence with respect to User<br>Adjustable Pressure Support Settings |
| K103167 | STELLAR 150 | Used to support claims of substantial<br>equivalence with respect to User<br>Adjustable Pressure Support Settings |
| K162553 | AirSpiral Heated Breathing Tube | Used to support claims of substantial<br>equivalence with respect to the AirSpiral<br>NIV Tube and Chamber Kit |
| K033008 | AIR SAFETY HEPA AND NON-<br>HEPA FILTERS | Used to support claims of substantial<br>equivalence with respect to the patient<br>inspiratory filter |
- Reference Devices
### DEVICE DESCRIPTION IV.
The subject device, F&P Airvo 3 NIV is a respiratory support device for the delivery of High Flow and NIV (Non-Invasive Ventilation) therapy intended to treat spontaneously breathing patients who would benefit from receiving High Flow or respiratory pressure support. The Airvo 3 NIV is NOT to be used for life-supporting or life-sustaining purposes.
The Airvo 3 NIV is a non-implantable, prescription-only device, provided in a non-sterile state, and intended to be used by healthcare professionals, namely respiratory therapists, doctors and nurses in hospitals. When used in High Flow mode, the Airvo 3 NIV delivers gas at flow rates of between 2-70 L/min. The Airvo 3 NIV also has three non-invasive ventilation therapy modes: CPAP, Bi-Level S/T and Bi-Level PCV.
The AirSpiral NIV Tube and Chamber Kit is a single limb circuit kit designed for use with the Airvo 3 NIV device, for non- ventilator dependent, spontaneously breathing adult patients with respiratory insufficiency.
#### V. INDICATIONS FOR USE
F&P Airvo 3 NIV (PT311US)
# When used in NIV mode:
The Airvo 3 NIV provides non-invasive ventilator support for non-ventilator dependent, spontaneously breathing adult patients (66 lb/30 kg and above) with respiratory insufficiency. It is intended to be used in hospitals. It is not intended for life support.
# When used in High Flow mode:
The Airvo 3 NIV is intended to provide high flow warmed and humidified respiratory gases for administration to spontaneously breathing infant, child, adolescent and adult patients in hospitals. It adds heat and moisture to the flow of air, or blended air/medical oxygen mixture, and assures the user
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of the air/oxygen mixture using an integrated oxygen analyzer and visual display. The flow may be from 2 to 70 L/min depending on the patient interface. The Airvo 3 NIV provides high flow gases with simultaneous oxygen delivery to spontaneously breathing patients with or without bypassed upper airways in hospitals.
The Airvo 3 NIV provides high flow gases with simultaneous oxygen delivery through nasal cannula interfaces to augment the breathing of spontaneously breathing patients suffering from respiratory distress and/or hypoxemia in the hospital setting. The Airvo 3 NIV is not intended to provide total ventilatory requirements and is not intended for use during field transport.
# AirSpiral NIV tube and chamber kit (900PT573)
For use with noninvasive ventilator support for non-ventilator dependent, spontaneously breathing adult patients (66 lbs./30 kg and above) with respiratory insufficiency. It is intended to be used in hospitals. It is not intended for life support.
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### COMPARISON OF TECHNOLOGICAL CHARACTERISTICS WITH THE PREDICATE DEVICES VI.
Table 1: Subject Device Comparison with Primary Predicate Device
| Feature/Characteristic for | Subject Device | Primary Predicate Device | Similarity of Subject Device to | |
|--------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------|
| Comparison | F&P Airvo 3 NIV | Breas Vivo 40 System (K090113) | Primary Predicate Device | |
| Classification | | | | |
| Legal Manufacturer | Fisher & Paykel Healthcare Ltd. | Breas Medical AB | N/A | |
| Device Regulation | Class II, Regulation: 21 CFR §868.5895 | Class II, Regulation: 21 CFR §868.5895 | Identical | |
| Product Code | MNT | MNT | Identical | |
| Classification Name | Ventilator,<br>Continuous,<br>Minimal<br>Ventilatory Support,<br>Facility Use | Ventilator, Continuous, Minimal<br>Ventilatory Support, Facility Use | Identical | |
| Classification Panel | Anesthesiology | Anesthesiology | Identical | |
| Intended Use / Indications for Use | | | | |
| Indications for Use | When used in NIV mode:<br>The Airvo 3 NIV provides non-invasive<br>ventilator support for non-ventilator<br>dependent, spontaneously breathing<br>adult patients (66 lb/30 kg and above)<br>with respiratory insufficiency. It is<br>intended to be used in hospitals. It is not<br>intended for life support.<br><br>When used in High Flow mode:<br>The Airvo 3 NIV is intended to provide<br>high flow warmed and humidified<br>respiratory gases for administration to<br>spontaneously breathing infant, child,<br>adolescent and adult patients in hospitals.<br>It adds heat and moisture to the flow of<br>air, or blended air/medical oxygen<br>mixture, and assures the user of the<br>air/oxygen mixture using an integrated<br>oxygen analyzer and visual display. The | The Vivo 40 is an assist ventilator<br>intended to augment the breathing of<br>spontaneously breathing adult patients<br>>66 lbs (>30 kg) suffering from<br>respiratory failure, respiratory<br>insufficiency, or obstructive sleep apnea.<br><br>The Vivo 40 is not intended to provide<br>the total ventilatory requirements of the<br>patient.<br><br>The Vivo 40 is intended to be used for<br>both invasive and non-invasive<br>applications.<br><br>The Vivo 40 is intended to be operated<br>by qualified and trained personnel.<br><br>The Vivo 40 is intended for use in<br>clinical settings (e.g., hospitals, sleep | Equivalent<br><br>Use of the subject device in high flow<br>mode is equivalent to the secondary<br>predicate device, Airvo 3 (K221338).<br>The subject device is not intended to be<br>used in Sub-Acute Care facilities. | |
| Feature/Characteristic for | Subject Device | Primary Predicate Device | Similarity of Subject Device to | |
| Comparison | F&P Airvo 3 NIV | Breas Vivo 40 System (K090113) | Primary Predicate Device | |
| | flow may be from 2 to 70 L/min<br>depending on the patient interface. The<br>Airvo 3 NIV provides high flow gases<br>with simultaneous oxygen delivery to<br>spontaneously breathing patients with or<br>without bypassed upper airways in<br>hospitals.<br><br>The Airvo 3 NIV provides high flow<br>gases with simultaneous oxygen delivery<br>through nasal cannula interfaces to<br>augment the breathing of spontaneously<br>breathing patients suffering from<br>respiratory distress and/or hypoxemia in<br>the hospital setting. The Airvo 3 NIV is<br>not intended to provide total ventilatory<br>requirements and is not intended for use<br>during field transport. | laboratories, sub-acute care institutions)<br>and home environments.<br>The Vivo 40 must always be prescribed<br>by a licensed physician. | | |
| Operation and Safety Features | | | | |
| Availability | Prescription Only | Prescription Only | Identical | |
| Patient Population | NIV mode - Adults > 30kg<br>NHF mode - Infant to Adult | NIV Mode - Adults > 30kg<br>NHF Mode - N/A | Equivalent<br>The patient population of the device<br>when used in NHF mode is Identical to<br>the secondary predicate device, F&P<br>Airvo 3 (K221338). | |
| Intended User Group | Healthcare Professionals | Qualified and trained personnel | Equivalent | |
| Patient Consciousness | Spontaneously Breathing Patients | Spontaneously Breathing Patients | Identical | |
| Environment of Use | Hospital | Hospital<br>Sleep Laboratories<br>Sub-acute Care Settings | Equivalent | |
| Feature/Characteristic for | Comparison | Subject Device | Primary Predicate Device | Similarity of Subject Device to |
| | F&P Airvo 3 NIV | Breas Vivo 40 System (K090113) | Home | Primary Predicate Device |
| Sterility | Not provided sterile | Not provided sterile | Identical | |
| Life Supporting or Life Sustaining | No | No | Identical | |
| Service Life | 5 years | Not Specified | Equivalent | |
| Technology | | | | |
| Operating Principle | The Airvo 3 NIV design makes uses a<br>centrifugal blower with a low inertia<br>impeller to control the pressure based on<br>the device setting as well as pressure and<br>flow sensor measurements. The Airvo 3<br>NIV has three modes of NIV therapy: Bi-<br>Level S/T, Bi-Level PCV and CPAP. | The Vivo 40 uses a centrifugal blower in<br>combination with an electronically<br>controlled valve to control the pressure<br>delivered to the patient based on device<br>settings and measurements from the<br>pressure and flow sensors.<br>The Breas Vivo 40 has three modes of<br>operation: PSV (more commonly known<br>as Bi-Level S/T), PCV, and CPAP. | Equivalent<br>The service life of the Airvo 3 NIV is<br>identical to the secondary predicate<br>device, Airvo 3 (K221338) | |
| Oxygen Input Sources | High-Pressure Oxygen (HPO) Inlet Port:<br>Via DISS inlet from wall supply 200-600<br>kPa (41- 87 psi)<br>When oxygen is delivered via the LPO<br>port, the fraction of inspired oxygen is<br>measured and displayed on the Airvo 3<br>NIV screen as FiO2 (fraction of inspired<br>oxygen).<br>And | Low-Pressure Oxygen with a flow that<br>does not exceed 15 l/min | Equivalent | |
| Feature/Characteristic for<br>Comparison | Subject Device<br>F&P Airvo 3 NIV | Primary Predicate Device<br>Breas Vivo 40 System (K090113) | Similarity of Subject Device to<br>Primary Predicate Device | |
| | Low-Pressure Oxygen (LPO) Inlet Port:<br>Via low-pressure connector (from<br>rotameter)<br><br>When oxygen is delivered via the HPO<br>port, the device controls the FiO2 to the<br>user set value. | | | |
| Humidity Source | Heated Humidification Chamber | Optional use of an external humidifier | Equivalent | |
| SpO2 Sensing | Ability to connect an external (non F&P)<br>pulse oximeter to USB port, displays<br>sensed SpO2 and pulse rate on user<br>interface | No SpO2 Sensing | The use of SpO2 Sensing with the subject<br>device is identical to the secondary<br>predicate device, Airvo 3 (K221338). | |
| Performance Specifications | | | | |
| Flow Range (High Flow) | 2 – 70 L/min | No High Flow Mode | The high flow operation of the device is<br>identical to the reference device, Airvo 3<br>(K221338) | |
| Temperature Range (High Flow) | 31 – 37 °C | No High Flow Mode | The high flow operation of the device is<br>identical to the reference device, Airvo 3<br>(K221338) | |
| Electrical System Characteristics | | | | |
| Supply Frequency | 50 – 60 Hz | 50 – 60 Hz | Identical | |
| Supply Voltage | 100 – 115 VAC<br>220-240 VAC | 100-240 VAC | Identical | |
| Pressure Support Technological Characteristics |…
Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
6. Collections
With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
How do you save a set of selected devices for later use?
Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.