K113701 · MeVis Medical Solutions AG · LLZ · Feb 16, 2012 · Radiology
Device Facts
Record ID
K113701
Device Name
VISIA NEURO
Applicant
MeVis Medical Solutions AG
Product Code
LLZ · Radiology
Decision Date
Feb 16, 2012
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 892.2050
Device Class
Class 2
Attributes
Software as a Medical Device
Indications for Use
Visia™ Neuro is a medical image processing software application intended for the visualization of images from various sources such as Magnetic Resonance Imaging systems or from image archives. The system provides viewing, quantification, manipulation, and printing of medical images. Visia™ Neuro provides both analysis and viewing capabilities for anatomical and physiologic/functional imaging datasets, including blood oxygen dependent (BOLD) fMRI, diffusion, fiber tracking, dynamic review, and vessel visualization. Data can be visualized in both 2D and 3D views.
Device Story
Visia™ Neuro is a medical image processing software application for MRI data. It receives images from MRI systems or archives via network. It provides tools for 2D/3D visualization, quantification, and manipulation of anatomical and functional datasets, including BOLD fMRI, diffusion, fiber tracking, dynamic studies, and vessel visualization. The software runs on off-the-shelf PCs as a standalone workstation or in a client-server configuration. Clinicians use the software to annotate, measure, and generate reports. The output assists physicians in identifying susceptibility changes, visualizing water diffusion, tracking white matter, analyzing contrast changes over time, and visualizing vascular structures. It does not perform automated diagnosis; it supports clinical decision-making by providing processed images for physician interpretation.
Clinical Evidence
No clinical data. Bench testing only. Validation testing evaluated all input/output functions and software actions in all operational modes. Results demonstrated that predetermined acceptance criteria were met.
Technological Characteristics
Software-only device; no patient contact. Operates on off-the-shelf PC hardware. Supports standalone or client-server network configurations. Provides 2D/3D image processing, registration, and visualization modules. Does not control life-sustaining equipment. Diagnosis performed by human clinicians.
Indications for Use
Indicated for visualization, quantification, and analysis of MRI anatomical and physiologic/functional datasets (BOLD fMRI, diffusion, fiber tracking, dynamic studies, vessel visualization) in patients undergoing MRI imaging. Used by clinicians for viewing, manipulating, and printing medical images.
Regulatory Classification
Identification
A medical image management and processing system is a device that provides one or more capabilities relating to the review and digital processing of medical images for the purposes of interpretation by a trained practitioner of disease detection, diagnosis, or patient management. The software components may provide advanced or complex image processing functions for image manipulation, enhancement, or quantification that are intended for use in the interpretation and analysis of medical images. Advanced image manipulation functions may include image segmentation, multimodality image registration, or 3D visualization. Complex quantitative functions may include semi-automated measurements or time-series measurements.
Special Controls
*Classification.* Class II (special controls; voluntary standards—Digital Imaging and Communications in Medicine (DICOM) Std., Joint Photographic Experts Group (JPEG) Std., Society of Motion Picture and Television Engineers (SMPTE) Test Pattern).
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Image /page/0/Picture/0 description: The image shows the logo for MeVis MEDICAL SOLUTIONS. The logo is in black and white, with the word "MeVis" in large, bold letters. Below the word "MeVis" is the phrase "MEDICAL SOLUTIONS" in smaller letters. The logo is simple and professional, and it is likely used to represent a medical company.
FEB 1 6 2012
KII3701 P/4
# 510(k) Summary
| Submitted By: | MeVis Medical Solutions AG<br>Universitaetsallee 29<br>28359 Bremen, Germany |
|---------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Establishment<br>Name: | MeVis Medical Solutions AG |
| Establishment<br>Registration Number: | Applied for and awaiting assignment by FDA |
| Contact Person: | Thomas E. Tynes<br>President & CEO<br>MeVis Medical Solutions, Inc.<br>N27 W24075 Paul Court - Suite 100<br>Pewaukee, WI 53072<br>USA<br>Phone: +1-262-691-9530<br>Fax: +1-262-691-9531 |
| Date Prepared: | 12/14/2011 |
| Trade Name: | Visia™ Neuro |
| Common Name: | Medical Image Processing Software |
| Classification Name: | Image Processing System |
| Classification<br>Regulation Number: | 892.2050 |
| Class: | II |
| Panel: | Radiology |
| Product Code: | LLZ |
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Image /page/1/Picture/0 description: The image shows the logo for MeVis MEDICAL SOLUTIONS. The logo is in black and white, with the word "MeVis" in large, bold letters. Below the word "MeVis" is the phrase "MEDICAL SOLUTIONS" in smaller letters. The logo is simple and professional, and it is likely used to represent a medical company.
## Device Description
Visia™ Neuro is a medical image processing software application intended for the visualization of images from various sources such as Magnetic Resonance Imaging systems or from image archives. The system provides viewing, quantification, manipulation, and printing of medical images.
Visia™ Neuro integrates within typical clinical workflow patterns through receiving and transferring medical images over a computer network. The software can be loaded on a standard off-the-shelf personal computer (PC) and can operate as a stand-alone workstation or in a distributed server-client configuration across a computer network.
The software provides functionality for processing and analyzing both anatomical and physiologic/functional imaging datasets. Specifically, the software includes user defined processing modules for image registration, blood oxygen level dependent (BOLD) functional magnetic resonance imaging (fMRI), diffusion imaging, fiber tracking, dynamic imaging, and vessel imaging. Processed images are stored as separate files from the original data such that the original data is preserved.
Images may be displayed based on physician preferences using configurable layouts, or hangings. Visia™ Neuro provides the clinician with a broad set of viewing and analysis tools in both 2D and 3D. The software includes tools to annotate, measure, and output selected image views or user defined reports.
## Intended Use
Visia ™ Neuro is a medical image processing software application intended for the visualization of images from various sources such as Magnetic Resonance Imaging systems or from image archives. The system provides viewing, quantification, manipulation, and printing of medical images. Visia™ Neuro provides both analysis and viewing capabilities for anatomical and physiologic/functional imaging datasets, including blood oxygen dependent (BOLD) fMRI, diffusion, fiber tracking, dynamic review, and vessel visualization. Data can be visualized in both 2D and 3D views.
## BOLD fMRI Review
The BOLD fMRI feature is useful in identifying small susceptibility changes arising from neuronal activity during performance of a specific task.
## Diffusion Review
The diffusion review feature is intended for visualization and analysis of the diffusion of water molecules through brain tissue.
## Fiber Tracking Review
The fiber tracking feature uses the directional portion of the diffusion vector to track and visualize white matter structures within the brain.
> Visia™ Neuro 510(k) 510(k) Summary - 12/14/2011 Page 2 of 4
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Image /page/2/Picture/0 description: The image shows the logo for MeVis Medical Solutions. The logo consists of the word "MeVis" in large, bold, sans-serif font, with the letters slightly overlapping. Below the word "MeVis" is the phrase "MEDICAL SOLUTIONS" in a smaller, sans-serif font.
## Dynamic Review
Dynamic review feature is intended for visualization and analysis of MRI dynamic studies, showing changes in contrast over time, where such techniques are useful or necessary.
#### Vessel Visualization
The vessel feature is used to identify and visualize the vascular structures of the brain.
#### 3D Visualization
The 3D visualization feature allows image data to be reconstructed as 3D objects that are visualized and manipulated on a 2D screen.
#### Predicate Device Information
| Product | Predicate Device Name | Predicate 510(k)<br>Submission Reference |
|--------------|-----------------------|------------------------------------------|
| Visia™ Neuro | DC Neuro | K081262 |
## Safety and Effectiveness
The Visia™ Neuro labeling contains instructions for use and necessary cautions, warnings and notes to provide for safe and effective use of the device. Risk Management is ensured via MeVis Medical Solution AG's Risk Management procedure, which is used to identify potential hazards. These potential hazards are controlled via software development and verification & validation testing.
## Nonclinical Testing and Performance Information
The complete system configuration has been assessed and tested at the manufacturer's facility and has passed all in-house testing criteria. The Validation Test Plan was designed to evaluate all input functions, output functions, and actions performed by the software in each operational mode and followed the process documented in the Validation Test Plan.
Nonclinical testing results are provided in the 510(k). Validation testing indicated that as required by the risk analysis, designated individuals performed all verification activities and that the results demonstrated that the predetermined acceptance criteria were met.
## Technological Characteristics
Visia™ Neuro is a software device that does not contact the patient, nor does it control any life sustaining devices. Diagnosis is not performed by the software but by Radiologists, Clinicians and referring Physicians.
A physician, providing ample opportunity for competent human interprets images and information being displayed and printed.
> Visia™ Neuro 510(k) 510(k) Summary - 12/14/2011 Page 3 of 4
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Image /page/3/Picture/0 description: The image shows the logo for MeVis MEDICAL SOLUTIONS. The logo is in black and white. The word "MeVis" is in large, bold letters, and the words "MEDICAL SOLUTIONS" are in smaller letters below it.
K113701
P 4/4
The new device and predicate devices are substantially equivalent in the areas of technical characteristics, general function, application, and intended use. The new device does not raise any new potential safety risks and is equivalent in performance to the existing legally marketed devices.
## Conclusion
The 510(k) Pre-Market Notification for Visia™ Neuro contains adequate information, data, and nonclinical test results to enable FDA – CDRH to determine substantial equivalence to the predicate device. MeVis Medical Solutions has determined that its device, Visia™ Neuro, is substantially equivalent to the identified predicate device listed above. A comparison with the legally marketed predicate device indicates that it is substantially equivalent to this device, and that it does not raise any new safety or efficacy concerns. Nonclinical tests demonstrate that the device is safe, effective, and is substantially equivalent to the predicate device.
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Image /page/4/Picture/0 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a circular seal with the text "DEPARTMENT OF HEALTH & HUMAN SERVICES • USA" arranged around the perimeter. Inside the circle is a stylized symbol resembling an eagle or bird in flight, composed of three curved, overlapping shapes.
## DEPARTMENT OF HEALTH & HUMAN SERVICES
Public Health Service
Food and Drug Administration 10903 New Hampshire Avenue Document Control Room - WO66-G609 Silver Spring, MD 20993-0002
MeVis Medical Solutions AG % Mr. Thomas E. Tynes President and CEO MeVis Medical Solutions, Inc. N27 W24075 Paul Court, Suite 100 PEWAUKEE WI 28359
FEB 1 6 2012
Re: K113701
Trade/Device Name: Visia™ Neuro Regulation Number: 21 CFR 892.2050 Regulation Name: Picture archiving and communications system Regulatory Class: II Product Code: LLZ Dated: December 14, 2011 Received: December 16, 2011
Dear Mr. Tynes:
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 (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. 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.
If your device is classified (see above) into class II (Special Controls), it may be subject to such additional controls. Existing major regulations affecting your device can be found in Title 21, Code of Federal Regulations (CFR), Parts 800 to 895. In addition, FDA may publish further announcements concerning your device in the Federal Register.
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 Parts 801 and 809); medical device reporting (reporting of
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medical device-related adverse events) (21 CFR 803); and good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820). This letter will allow you to begin marketing your device as described in your Section 510(k) premarket notification. The FDA finding of substantial equivalence of your device to a legally marketed predicate device results in a classification for your device and thus, permits your device to proceed to the market.
If you desire specific advice for your device on our labeling regulation (21 CFR Parts 801 and 809), please contact the Office of In Vitro Diagnostic Device Evaluation and Safety at (301) 796-5450. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, International and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address http://www.fda.gov/cdrh/industry/support/index.html.
Sincerely Yours,
Mary Pastel
Mary S. Pastel, Sc.D. Director Division of Radiological Devices Office of In Vitro Diagnostic Device Evaluation and Safety Center for Devices and Radiological Health
Enclosure
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Image /page/6/Picture/1 description: The image shows the logo for MeVis Medical Solutions. The logo is in black and consists of the word "MeVis" in large, bold letters. Below the word "MeVis" are the words "MEDICAL SOLUTIONS" in smaller, less bold letters.
# Indications for Use Statement
510(k) Number (if known): K113701
Device Name: Visia™ Neuro
Indications for Use:
Visia™ Neuro is a medical image processing software application intended for the visualization of images from various sources such as Magnetic Resonance Imaging systems or from image archives. The system provides viewing, quantification, manipulation, and printing of medical images. Visia™ Neuro provides both analysis and viewing capabilities for anatomical and physiologic/functional imaging datasets, including blood oxygen dependent (BOLD) fMRI, diffusion, fiber tracking, dynamic review, and vessel visualization. Data can be visualized in both 2D and 3D views.
#### BOLD fMRi Review
The BOLD MRI feature is useful in identifying small susceptibility changes arising from neuronal activity during performance of a specific task.
#### Diffusion Review
The diffusion review feature is intended for visualization and analysis of the diffusion of water molecules through brain tissue.
#### Fiber Tracking Review
The fiber tracking feature uses the directional portion of the diffusion vector to track and visualize white matter structures within the brain.
#### Dynamic Review
Dynamic review feature is intended for visualization and analysis of MRI dynamic studies, showing changes in contrast over time, where such techniques are useful or necessary.
#### Vessel Visualization
The vessel feature is used to identify and visualize the vascular structures of the brain.
#### 3D Visualization
The 3D visualization feature allows image data to be reconstructed as 3D objects that are visualized and manipulated on a 2D screen.
Prescription Use X (Part 21 CFR 801 Subpart D) AND/OR
Over-The-Counter Use (21 CFR 801 Subpart C)
(PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED)
Concurrence of CDRH, Office of In Vitro Diagnostic Devices (OIVD)
Mary Spoth
Division Sign Office of In Vitro Diagnostic Device Evaluation and Safety
510(k)
Visia™ Neuro 510(k) Indications for Use Statement - 12/14/2011 Page 1 of 1
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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.
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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.
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Reading rule for every project: how many summaries do you read in full?
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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.
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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.
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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.