RADSpa™ components are intended to be used in hospitals, imaging centers, radiologist reading practices and by any user who requires and is granted access to view patient's images, demographic and report information. RADSpa™ PACS is a flexible, standards-compliant, web-based, workflow management solution designed for centralized and distributed imaging environments. This device consolidates all radiology exam information including images and reports from multiple systems into a centrally managed work list, which can be accessible using any browser. RADSpa™ PACS provides complete PACS functionality used to receive and manage DICOM images and make the data available across a network. RADSpa™ viewer is used for diagnosis and Primary Image Interpretation of DICOM compliant image data derived from all modalities. This component is not intended for mobile devices. RADSpa™ MPR/MIP/3D components are used for post-processing and is designed to assist radiologists in the diagnostic analysis, visualization, and quantification of CT and MR images. This device supports enhanced visualization and analysis techniques such as multi-planar and oblique reformats, maximum intensity projections, image averaging, subtraction and blinking of images acquired at different time points. RADSpa™ MPR/MIP/3D is also used to perform post-processing analysis digital images from CT and MR. The software analysis tools may be applied to image subtractions, reformatted images, multi-planar reformats and maximum intensity projections. The software package includes tools to allow the radiologist to manipulate and fly-through images for enhanced visualization. RADSpa™ MPR/MIP/3D is not intended for mobile devices.
Device Story
RADSpa™ is a web-based PACS and image processing software suite. It receives, stores, and manages DICOM images and workflow data via a server-side application (.NET/Windows) and RDBMS. Radiologists use the viewer workstation to access, display, and manipulate images for primary diagnosis. Post-processing tools include MPR, MIP, minIP, RaySum, and 3D rendering (sculpting, trimming, fly-through). The system supports multi-planar/oblique reformats and image subtraction. It facilitates clinical decision-making by providing enhanced visualization of anatomical structures and vascular pathology. The device is intended for use by trained professionals (radiologists, physicians, technologists) in clinical environments. It is not intended for mobile devices.
Clinical Evidence
Bench testing only. No clinical data provided.
Technological Characteristics
Software-based PACS; .NET framework on Windows OS; RDBMS for workflow data; DICOM, JPEG, JPEG 2000, HL7, HTTP/HTTPS compliant; supports TCP/IP networking; hardware-agnostic (commercially available servers/workstations); web-based viewer; non-contact; minor level of concern.
Indications for Use
Indicated for use in hospitals, imaging centers, and radiologist reading practices by authorized users to view, manage, and interpret medical images, demographic data, and reports. Supports diagnostic analysis and post-processing of CT and MR 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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### JUN 2 0 2014
K141329
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Image /page/0/Picture/2 description: The image shows the logo for Telerad Tech. The logo consists of a circle with the letters "T" and "2" inside, and the words "Telerad Tech" to the right of the circle. Below the words "Telerad Tech" are the words "Smarter Healthcare On Demand". The logo is black and white.
Telerad Tech Private Limited
510(k) Summary
Annexure 05
### Date prepared:
1st February 2013
Submitter information: 807.92(a) (1)
Mr. Ricky Bedi, CEO
TELERAD TECH Private Limited
Plot # 7G, Vishveshwaraiah Industrial Area.
Whitefield, Bangalore- 560048, India.
Tel: +91-80-40187500, Email: ricky.bedi@teleradtech.com
### Name and classification of device: 807.92(a)(2)
Trade name: RADSpa™
Common Name: Picture Archive Communication System (PACS)
Classification name: system, Image processing, Radiological
Class: Class II
Product code: LLZ
Regulation number: 892.2050
### Predicate device:
### For RADSpa™ MPR/MIP/3Dapplication:
Manufacturer: Calgary Scientific, Inc.
Trade name: ResolutionMDTM 2.1
Common name: Picture Archive Communication System (PACS)
510(k) number: K082693
Classification name: system, Image processing, Radiological
Class: Class II
Product code: LLZ
Regulation number: 892.2050
### For RADSpa™ PACS and Viewer:
Manufacturer: eRAD Inc.
Trade name: eRAD PACS
Common name: Picture Archive Communication System (PACS)
510(k) number: K061421
Classification name: PACS
Class: Class II
Product code: LLZ
{1}------------------------------------------------
510(k) Summary
Annexure 05
Requlation number: 892.2050
### Device description: 21 CFR 807.92 (a)(4)
RADSpa™ is a software device that consists of RADSpa™ PACS and Viewer&RADSpa™ 2D/MPR/MIP/3D viewer.
RADSpa™ PACS components (server-side) enable receiving, storing and sending DICOM images and managing the workflow required for radiologists. The components are developed using .NET and runs on Windows OS. The images are stored in the file system and the workflow-related data in a RDBMS database
RADSpa MPR/MIP/3Dviewer components run on Windows OS and enable downloading of images from RADSpa™ server and viewing and manipulating of those images on the workstation
Overall features include:
- . Centralized or Distributed Archive functionality
- Uses commercially available computers, servers, operating systems and network . infrastructure, with expandable storage capability
- Single or Multi server options (i.e. Archive, Web Server and PACS application can ◆ reside on a single server computer)
- Pre-emptive downloading- perfecting of images in real time Web based solution .
- Scalable from single practice to enterprise wide PACS .
- High level of security .
- DICOM, JPEG and JPEG 2000 compliant .
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510(k) Summary
Telerad Tech"
elerad Tech Private Limited
Annexure 05
# Substantial Equivalence Comparisons to Predicate Device
### PACS and viewer
| Features | Subject device: RADSpa™ PACS and<br>Viewer | Predicate device: eRAD |
|---------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Indications for use | RADSpa™ PACS is a flexible, standards-compliant, web-based, workflow management solution designed for centralized and distributed imaging environments. This device consolidates all radiology exam information including images and reports from multiple systems into a centrally managed work list, which can be accessible using any browser. | eRAD PACS is a PACS and teleradiology system used to receive DICOM images, scheduling information and textual reports, organize and store them in an internal format, and to make that information available across a network via web and customized user interfaces. eRAD PACS is for hospitals, imaging centers, radiologist reading practices and any user who requires and is granted access to patient image, demographic and report information. |
| | RADSpa™ PACS provides complete PACS functionality used to receive and manage DICOM images and make the data available across a network. RADSpa™ viewer is used for diagnosis and Primary Image Interpretation of DICOM compliant image data derived from all modalities. This component is not intended for mobile devices. | |
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nnexure 0 erad Tech Private Limite 0(k) Summa erad Tec
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| | Telerad Tech Private Limited | |
|-------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------|
| Image: Telerad Tech logo<br> | 510(k) Summary | Annexure 05 |
| Image measurement tools | yes | Yes |
| Image compression | yes | Yes |
| Modality support | All Modalities | All Modalities |
| Networking communication protocol | TCP/IP | TCP/IP |
| Standard interfaces | DICOM/ HL7/ HTTP/ HTTPS | DICOM/ HL7/ HTTP/ HTTPS |
| Image storage | Yes | Yes |
| Image: Telerad Tech logo | 510(k) Summary | Annexure 05 |
| RADSpaTM Viewer | | |
| Receive, store, retrieve, display and process digital medical images | | Yes |
| Display of clinical patient data when no access to work station | | Yes, Web based |
| Multi Planar Reconstruction (MPR) and 3D image rendering | | Yes |
| Maximum Intensity Projection (MIP) | | Yes |
| Distance measurements | | Yes |
| Standardized Uptake Value (SUV) | | Yes |
| Zoom/pan | | Yes |
| User authentication | | Yes |
| Modalities | | All |
| Operating platform | | Windows 2000 onwards |
| Hardware requirements | | Operating System: Microsoft Windows ALL VERSIONS<br>Processor speed: greater than 2GHz<br>RAM: 4 GB<br>Recommended viewing conditions |
| Image: Telerad Tech logo<br>Telerad Tech<br>Crow Homoure On DerTICT<br>ты | Telerad Tech Private Limited<br>510(k) Summary<br>Annexure 05 | |
| Video RAM: minimum of 256MBs Support for Direct X v9.0 drivers dated August, 2008 or more recently Support for Pixel Shader 2.0 or later. | Video RAM: minimum of 256MBS Support for Direct X v9.0 drivers dated August, 2008 or more recently Support for PixelShader 2.0 or later. Operating system: Microsoft Windows ALL VERSIONS | |
: .
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Annexure 05
510(k) Summary
Telerad Tech
: .
elerad Tech Private Limited
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10(k) Summary
Telerad Tech"
Annexure 05
## RADSpa™ MPR / MIP/3D
| | Features | Subject : RADSpa™ MPR / MIP/3D | Predicate Device: Resolution MD™2.1 |
|--------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| | Intended use/ indications for use | RADSpa™ MPR/MIP/3D components are used for post-processing and is designed to assist radiologists in the diagnostic analysis, visualization, and quantification of CT and MR images.<br>This device supports enhanced visualization and analysis techniques such as multi-planar and oblique reformats, maximum intensity projections, image averaging, subtraction and blinking of images acquired at different time points.<br>RADSpa™ MPR/MIP/3D is also used to perform post-processing analysis digital images from CT and MR. The software analysis tools may be applied to image subtractions, reformatted images, multi-planar reformats and maximum intensity projections. The | The Resolution MD™ 2.1 is a software-based Picture Archiving and Communication System (PACS) used with general-purpose computing hardware for the display and 3D visualization of medical image data. It provides for communication, storage, reformatting, rendering, and display of DICOM 3.0 compliant image data derived from various; sources including CT and MRI.<br>The ResolutionMD™ 2:1 device incorporates a Calcium Scoring module which is used to identify and quantify calcified plaque within the coronary arteries. This protocol is performed on non contrast enhanced cardiac CT |
| Image: Telerad Tech logo | Telerad Tech Private Limited | Annexure 05 | |
| | 510(k) Summary | | |
| | software package includes tools to<br>allow the radiologist to manipulate and<br>fly-through images for enhanced<br>visualization.<br>RADSpa™ MPR/MIP/3Dis not intended<br>for mobile devices. | data sets. It also includes the<br>Coronary Artery Analysis protocol<br>which is used to visually identify<br>and measure stenosis in the<br>coronary arteries. This protocol is<br>performed on contrast-enhanced<br>cardiac CTA data sets.<br>The ResolutionMD™2.1 software<br>is intended for use as a<br>diagnostic, review, and analysis<br>tool by trained professionals such<br>as physicians, technologists, and<br>nurses. When interpreted by a<br>trained physician, reviewed<br>images may be used as an<br>element for diagnosis. It is the<br>user's responsibility to ensure<br>that the software is installed on<br>appropriate hardware and that<br>image quality is suitable for the<br>clinical application. Calgary<br>Scientific recommends that users<br>of the ResolutionMD™2.1 | |
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e915
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| Image: Telerad Tech logo | Telerad Tech Private Limited | |
|--------------------------|------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Telerad Tech | 510(k) Summary | Annexure 05 |
| | | software consult the appropriate<br>American College of Radiology<br>Practice Guidelines pertaining to<br>the anatomy and pathology being<br>studied.<br>Lossy compressed mammographic<br>images and digitized film screen<br>images must not be reviewed for<br>primary image interpretations.<br>Mammographic images may only<br>be interpreted using an FDA<br>approved monitor that offers at<br>least 5 Mpixel resolution and<br>meets other technical<br>specifications reviewed and<br>accepted by FDA. |
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510(k) Summary
Telerad Tech
ನ್ನು ಸ
. "
Annexure 05
| 2D Features | | |
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----|-----|
| Cross sectional imaging presents a wide array of<br>Image manipulation possibilities.<br>Being able to reconstruct multiple planes from a<br>single CT or MR dataset provides the reporting<br>physician the ability to view anatomical structures<br>from different aspects. Maximum Image<br>Projection views for better evaluation of vascular<br>structures.<br>The WL settings are carried over to the MPR or<br>MIP from the 2D display or the user can apply<br>presets to the reconstructed images. | yes | Yes |
| All features of 2D | yes | Yes |
| Slab MPR (Up To 393.8 mm) with Custom<br>entry: | yes | Yes |
| The data set is rendered with a user defined slab<br>thickness for rapid and flexible reporting of large<br>datasets. As part of the workflow all views<br>automatically adjust to the newly applied<br>thickness. Users see this rendering in real time,<br>with server-grade performance. | yes | Yes |
| MIP, minIP, Average Slab Rendering:<br>Allows the users to adjust the settings for various<br>rendering displays to see different anatomy and<br>pathology. | yes | Yes |
| Orthogonal and Oblique MPR: User can change<br>the origin and orientation of the displayed MPR<br>slices by manipulating Image Cursor tool. This<br>feature allows you to inspect any region of<br>interest using the three-sided oblique MPR view. | yes | Yes |
| MIP - Using maximum intensity projection (MIP)<br>for re-sampling basically gives the maximum | yes | Yes |
www.teleradtech.com
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| Image: Telerad Tech logo | Telerad Tech Private Limited | | |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------|-------------|--|
| | 510(k) Summary | Annexure 05 | |
| extent of high attenuation objects within the slab<br>From the current viewing direction. Another<br>advantage of MIP re-sampling is an increase of<br>spatial orientation since dense side objects may<br>become visible. | | Yes | |
| MinMIP - Analogously the minimum intensity re-<br>sampling method (MinMIP) is intended to<br>emphasize structures of low attenuation. | | Yes | |
| RaySum - Averaging the voxels projected to one<br>pixel in image space naturally results in blurred<br>images. Especially tiny structures tend to fade out<br>as well as calcified parts may decrease<br>attenuation. However especially for data sets with<br>low signal noise ratio this kind of re-sampling<br>improves the image quality. | | Yes | |
| CPR: Curved planar reformations are two-<br>dimensional images that may be used to trace<br>the course of an anatomic structure through the<br>entire data set. Curved planar reformations can<br>delineate a curved path and display the whole<br>course of an anatomy in a single cross- section<br>image according to a manually drawn curved line. | | Yes | |
| 3D Features : | | | |
| 2D Features included<br>Collaboration, Pan, Window Width/Level, Linear<br>measurement, Zoom, WL Presets Text<br>Annotation, Keyboard Shortcuts, Screenshot,<br>Reset To Original View Settings | | Yes | |
| 3D visualization template: Predefined<br>visualization templates are designed to point out<br>object of interest such as bones, vessels, skin,<br>lungs, etc. precise tools for adjusting visualization<br>templates, creating new templates and saving<br>them for further use. | | Yes | |
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| Image: Telerad Tech logo | 510(k) Summary | Annexure 05 |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------|-------------|
| 3D Tools: Trimming: Trimming the image<br>enables you to expose your region of interest or<br>remove certain parts of the image. Since the<br>region of interest can be Considerable smaller<br>then original image. | yes | Yes |
| Thin Slab/Oblique Trim: Trim Mode is very<br>efficient and easy to use, but it can only trim<br>rectangle/orthogonal regions. Thin Slab tool<br>enables you to display only the region between<br>two parallel planes orientated in any direction –<br>this region is called Thin Slab. | yes | Yes |
| Sculpting: To remove an arbitrary region from a<br>3D image, use the Sculpting tool. Sculpting tool<br>enables you to define a region on the 3D window<br>and remove all the data that lies within<br>boundaries of that region. | yes | Yes |
| 3D Flythrough: current position of the camera<br>and the target at which the camera is looking at.<br>User can drag the camera and the target to a new<br>position. | yes | Yes |
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vww.teleradtech.com
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Image /page/13/Picture/0 description: The image shows a logo for a company called "Telera". The logo consists of a circle with the letter "T" and the number "2" inside it. Below the letter and number are some lines that look like rays. To the right of the circle is the word "Telera" in a sans-serif font, with the words "Smarter Health" below it in a smaller font.
510(k) Summary
Annexure 05
### Intended use:21 CFR 807.92 (a)(5)
RADSpa™ components are intended to be used in hospitals, imaging centers, radiologist reading practices and by any user who requires and is granted access to view patient's images, demographic and report information.
### RADSpa™ PACS and Viewer
RADSpa™ PACS is a flexible, standards-compliant, web-based, workflow management solution designed for centralized and distributed imaging environments. This device consolidates all radiology exam information including images and reports from multiple systems into a centrally managed work list, which can be accessible using any browser. RADSpa™ PACS provides complete PACS functionality used to receive and manage DICOM images and make the data available across a network. RADSpa™ viewer is used for diagnosis and Primary Image Interpretation of DICOM compliant image data derived from all modalities. This component is not intended for mobile devices.
### RADSpa™ MPR/MIP/3D
RADSpa™ MPR/MIP/3D components are used for post-processing and is designed to assist radiologists in the diagnostic analysis, visualization, and quantification of CT and MR images. This device supports enhanced visualization and analysis techniques such as multi-planar and oblique reformats, maximum intensity projections, image averaging, subtraction and blinking of images acquired at different time points.
RADSpa™ MPR/MIP/3D is also used to perform post-processing analysis digital images from CT and MR. The software analysis tools may be applied to image subtractions, reformatted images, multi-planar reformats and maximum intensity projections. The software package includes tools to allow the radiologist to manipulate and fly-through images for enhanced visualization.
RADSpa™ MPR/MIP/3Dis not intended for mobile devices.
{14}------------------------------------------------
Image /page/14/Picture/0 description: The image shows the text "Telerad Tech Private Limited" in bold, black font. The text is displayed on a white background. The words are arranged in three lines, with "Telerad Tech" on the first line, "Private" on the second line, and "Limited" on the third line.
510(k) Summary
Annexure 05
### Technological characteristics: 21 CFR 807.92 (a)(6)
The device does not contact the patient, nor does it control any life sustaining devices. A specialised physician interprets the images and information being displayed and printed.
### Conclusion: 21 CFR 807.92 (b)
The 510(k) Pre-Market Notification for RADSpa™ contains adequate information and data to enable FDA - CDRH to determine substantial equivalence to the predicate device. The subject device has been and will be developed in accordance with the voluntary standards listed in the enclosed voluntary standard survey. The submission contains the results of a hazard analysis and the "Level of Concern for potential hazards has been classified as "minor".
{15}------------------------------------------------
### DEPARTMENT OF HEALTH & HUMAN SERVICES
Public Health Service
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
June 20, 2014
TELERAD TECH Private Limited % Manoj Zacharias President Liberty Management Group Ltd. 2871 Coastal Drive AURORA IL 60503
Re: K141329 Trade/Device Name: RADSpaTM Regulation Number: 21 CFR 892.2050 Regulation Name: Picture archiving and communications system Regulatory Class: II Product Code: LLZ Dated: April 23, 2014 Received: May 21, 2014
Dear Mr. Zacharias:
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. 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.
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 (reporting of medical device-related adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
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Page 2-Mr. Zacharias
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638 2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm. 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 Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely yours,

Janine M. Morris Director Division of Radiological Health Office of In Vitro Diagnostics and Radiological Health Center for Devices and Radiological Health
for
Enclosure
{17}------------------------------------------------
### DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
### Indications for Use
Form Approved: OMB No. 0910-0120 Expiration Date: January 31, 2017 See PRA Statement below.
510(k) Number (if known) K141329
Device Name RADSpaTM
### Indications for Use (Describe)
RADSpa™ components are intended to be used in hospitals, imaging centers, radiologist reading practices and by any user who requires and is granted access to view patient's images, demographic and report information.
### RADSpa™ PACS and Viewer
RADSpaTM PACS is a flexible, standards-compliant, web-based, workflow management solution designed for centralized and distributed imaging environments. This device consolidates all radiology exam information including images and reports from multiple systems into a centrally managed work list, which can be accessible using any browser. RADSpa™ PACS provides complete PACS functionality used to receive and manage DICOM images and make the data available across a network. RADSpa™ viewer is used for diagnosis and Primary Image Interpretation of DICOM compliant image data derived from all modalities. This component is not intended for mobile devices.
### RADSpa™ MPR/MIP/3D
RADSpa™ MPR/MIP/3D components are used for post-processing and is designed to assist radiologists in the diagnostic analysis, visualization, and quantification of CT and MR images. This device supports enhanced visualization and analysis techniques such as multi-planar and oblique reformats, maximum intensity projections, image averaging, subtraction and blinking of images acquired at different time points.
RADSpa™ MPR/MIP/3D is also used to perform post-processing andlysis digital images from CT and MR. The software analysis tools may be applied to image subtractions, reformatted images, multi-planar reformats and maximum intensity projections. The software package includes tools to allow the radiologist to manipulate and fly-through images for enhanced visualization.
RADSpaTM MPR/MIP/3D is not intended for mobile devices.
Type of Use (Select one or both, as applicable)
2 Prescription Use (Part 21 CFR 801 Subpart D)
Over-The-Counter Use (21 CFR 801 Subpart C)
### PLEASE DO NOT WRITE BELOW THIS LINE - CONTINUE ON A SEPARATE PAGE IF NEEDED.
### FOR FDA USE ONLY Concurrence of Center for Devices and Radiological Health (CDRH) (Signature)
{18}------------------------------------------------
This section applies only to requirements of the Paperwork Reduction Act of 1995. *DO NOT SEND YOUR COMPLETED FORM TO THE PRA STAFF EMAIL ADDRESS BELOW.*
The burden time for this collection of information is estimated to average 79 hours per response, including the time to review instructions, search existing data sources, gather and maintain the data needed and complete and review the collection of information. Send comments regarding this burden estimate or any other aspect of this information collection, including suggestions for reducing this burden, to:
> Department of Health and Human Services Food and Drug Administration Office of Chief Information Officer Paperwork Reduction Act (PRA) Staff PRAStaff@fda.hhs.gov
"An agency may not conduct or sponsor, and a person is not required to respond to, a collection of information unless it displays a currently valid OMB number."
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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.