UroNav is a stereotaxic accessory for image-guided interventional and diagnostic procedures of the prostate gland. It provides 2D and 3D visualization of Ultrasound (US) images and the ability to fuse and register these images with those from other imaging modalities such as Magnetic Resonance (MR), Computed Tomography, etc. It also provides the ability to display a simulated image of a tracked insertion tool such as a biopsy needle, guidewire, gridplate or probe on a computer monitor screen that shows images of the target organ and the current and the projected future path of the interventional instrument taking into account patient movement. Other software features include patient data management. multi-planar reconstruction, segmentation, image measurements and 2D/3D image registration. UroNav is intended for treatment planning and guidance for clinical, interventional and/or diagnostic procedures. The device is intended to be used in interventional and diagnostic procedures in a clinical setting. Example procedures include, but are not limited to image fusion for diagnostic clinical examinations and procedures, soft tissue biopsies, soft tissue ablations and placement of fiducial markers.
Device Story
UroNav is a medical image processing workstation for prostate interventions. It inputs live 2D ultrasound video and imported DICOM images (MR, CT). An Electromagnetic Measurement System (EMMS) tracks the position/orientation of a transrectal ultrasound (TRUS) probe and interventional instruments (biopsy needles, gridplates). The system registers and fuses multi-modality images, reconstructs 3D ultrasound models, and displays a simulated path of the instrument relative to the target on a monitor. Used in clinical settings (ORs, procedure rooms) by physicians. The physician manually controls the probe and instruments while viewing the UroNav display to guide procedures. The device facilitates minimally invasive interventions by providing real-time navigation and target visualization, potentially improving biopsy accuracy and procedural planning.
Clinical Evidence
Bench testing only. Verification and validation testing evaluated all input/output functions and operational modes. The device passed all in-house testing criteria and complies with applicable standards (IEC 60601-1, IEC 60601-1-2, EN/ISO 14971, IEC 62366, IEC 60601-1-6).
Technological Characteristics
PC-based workstation running Windows OS. Components: EMMS (Field Generator, Control Unit, Sensor), mobile cart, CPU/monitor. Connectivity: DICOM import/export, ultrasound video input. Features: 2D/3D visualization, multi-planar reconstruction, segmentation, rigid/elastic registration, image measurement, annotation. Sterilization: Not applicable (non-contact). Standards: IEC 60601-1, IEC 60601-1-2, ISO 14971, IEC 62366, IEC 60601-1-6.
Indications for Use
Indicated for treatment planning and guidance for clinical, interventional, and diagnostic procedures of the prostate gland, including soft tissue biopsies, soft tissue ablations, and placement of fiducial markers.
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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Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
November 16, 2015
Invivo Corporation % Mr. Mark Job Responsible Third Party Official Regulatory Technology Services LLC 1394 25th Street, NW BUFFALO MN 55313
Re: K153073
Trade/Device Name: Uronav (Version 2.0) Regulation Number: 21 CFR 892.2050 Regulation Name: Picture archiving and communications system Regulatory Class: II Product Code: LLZ Dated: October 21 2015 Received: October 22, 2015
Dear Mr. Job:
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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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/Resourcesfor You/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.
Michael D'Hara
For
Robert Ochs, Ph.D. Director Division of Radiological Health Office of In Vitro Diagnostics and Radiological Health Center for Devices and Radiological Health
Enclosure
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| Form Approved: OMB No. | 0910-0120 |
|------------------------|--------------------------|
| Expiration Date: | January 31, 2017 |
| | See PRA Statement below. |
DEPARTMENT OF HEALTH AND HUMAN SERVICES
Food and Drug Administration
**Indications for Use**
| 510(k) Number (if known) | K153073 |
|--------------------------------|----------------------|
| Device Name | UroNav (Version 2.0) |
| Indications for Use (Describe) | |
UroNav is a stereotaxic accessory for image-guided interventional and diagnostic procedures of the prostate gland. It
provides 2D and 3D visualization of Ultrasound (US) images and the ability to fuse and register these images with those
from other imaging modalities such as Magnetic Resonance (MR), Computed Tomography, etc. It also provides the
ability to display a simulated image of a tracked insertion tool such as a biopsy needle, guidewire, gridplate or probe on a
computer monitor screen that shows images of the target organ and the current and the projected future path of the
interventional instrument taking into account patient movement. Other software features include patient data management.
multi-planar reconstruction, segmentation, image measurements and 2D/3D image registration.
UroNav is intended for treatment planning and guidance for clinical, interventional and/or diagnostic procedures. The
device is intended to be used in interventional and diagnostic procedures in a clinical setting. Example procedures include,
but are not limited to image fusion for diagnostic clinical examinations and procedures, soft tissue biopsies, soft tissue
ablations and placement of fiducial markers.
| Type of Use (Select one or both, as applicable) | |
|-------------------------------------------------|--------------------------------------------------------------------------------------------------------|
| | <label><input checked="checked" type="checkbox"/> Prescription Use (Part 21 CFR 801 Subpart D)</label> |
| | <label><input type="checkbox"/> Over-The-Counter Use (21 CFR 801 Subpart C)</label> |
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# (i) Invivo
## 510(k) Summary
| Submitted by: | Invivo Corporation<br>3545 SW 47th Avenue<br>Gainesville, FL 32608 |
|---------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Establishment Name: | Invivo Corporation |
| Establishment<br>Registration Number: | 1056069 |
| Contact Person: | Kenneth Revennaugh<br>Director, Quality and Requlatory<br>Invivo Corporation<br>3545 SW 47th Avenue<br>Gainesville, FL 32608<br>Phone: (352) 384-8590<br>Email: kenrevennaugh@philips.com |
| Date Prepared: | October 5, 2015 |
| Trade Name: | UroNav (Version 2.0) |
| Common Name: | Medical Image Processing Workstation |
| Classification Name: | System, Image Processing, Radiological |
| Classification<br>Regulation Number: | 892.2050 |
| Classification: | Class II |
| Classification Panel: | Radiology |
| Product Code: | LLZ |
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### Device Description
UroNav is a medical image processing workstation that provides image-guided intervention and diagnostic information, which guides interventional instrumentation to targets that have been defined by the physician. The target can be indicated either preprocedurally or intra-procedurally using images or relative to an indicated position on the patient. As a diagnostic system, it combines pre-procedural and intra-procedural imaging to assist in locating areas of interest detected on one set of images on the other. The system provides fusion between Ultrasound (US) and different imaging modalities such as Magnetic Resonance Imaging (MR), Computed Tomography (CT), etc. When used as a navigation aid, it also transforms two and three-dimensional patient images (scan sets) into dynamic representations on which a medical instrument can be navigated. The system performs spatial mapping from one image space to another image space or from image space to physical space ("registration") allowing the physician to correlate scan sets with each other and to the patient. The system facilitates minimally invasive interventional procedures. Images used by UroNav can include archived image data from a CD, PACS, etc., and live images from an ultrasound system.
The UroNav system consists of an Electromagnetic Measurement System (EMMS) (including a Field Generator, System Control Unit and System Interface Unit(s)), a System Unit (including a CPU/monitor, medical-grade power supply and mobile cart), Field Generator stand, UroNav software and various instrumentation devices. The UroNav System Unit and the UroNav software utilize the keyboard, mouse and visual display to interact with the image data from a connected Ultrasound System. This interaction includes the selection of targets and associated navigation on the UroNav monitor. Targeted use areas for UroNav include hospital operating rooms, outpatient surgery centers, ultrasound suites, and procedure rooms.
UroNav is designed to display the 2D live video received from commercially available ultrasound machines and use this 2D video to reconstruct a 3D ultrasound image. The system has been designed to work with the clinicians' existing ultrasound machine, transrectal ultrasound (TRUS) probe, commercially available needle guides and needle gun combinations. Additional software features include patient data management, multiplanar reconstruction, segmentation, image measurement and 3D image registration. UroNav utilizes an electromagnetic measurement system (EMMS) for identifying and tracking the location of the TRUS probe (and associated needle guides, instruments, etc.) relative to the 2D and 3D images. The EMMS Field Generator is positioned near the patient and provides an electromagnetic (EM) field for detection by a proprietary electromagnetic (EM) Sensor, which is attached to the ultrasound probe and tracks probe position while the physician performs a normal ultrasound imaging procedure of the subject prostate. The Field Generator and EM Sensor are connected to the UroNav
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System Control Unit and the PC running the UroNav software. Control of the ultrasound probe and ultrasound system is done manually by the physician, just as it would be in the absence of UroNav. However, by tracking the position and orientation of the ultrasound probe while capturing the video image, UroNav is able to reconstruct and display a 3D image and 3D rendered surface model of the prostate.
The reconstructed 3D image can be further processed to perform various measurements including volume estimation and can be examined for abnormalities by the physician. Patient information, notes and images may be stored for future retrieval.
Locations for biopsies, needles, markers, and other devices may be selected by the physician, displayed in the 3D image and 3D rendered surface model, and stored. Previously created 3D models may be recalled and may be aligned or registered to the current live display of the prostate. The 3D model used for co-reqistration may be based on another series of ultrasound images or DICOM images.
The physician may also attach a commercially available biopsy needle guide to the TRUS probe and use the probe and biopsy needle to perform tissue biopsy. Whenever the ultrasound machine is turned on by the physician, the live 2D ultrasound image is displayed on the UroNav display during the biopsy. As the TRUS probe with attached needle guide is maneuvered by the physician, the position and orientation of the probe is tracked. UroNav is able to add, display and edit plans for target locations (e.g., biopsy sites) as well as an estimate of the probe position and needle trajectory relative to the 3D image and 3D rendered surface model of the prostate and the planned target locations. UroNav offers the physician additional 3D information for assessing prostate abnormalities, planning and implementing biopsy procedures. The additional image processing features are generated with minimal changes to previous TRUS probe based procedures, and the physician always has access to the live 2D ultrasound image during prostate assessment or biopsy procedure.
In addition to standard transrectal procedures, UroNav also supports transperineal access and commercially available gridplates normally used for performing such procedures. When using transperineal mode, the UroNav EM Sensors are attached to both the TRUS probe and the transperineal gridplate within a mechanical stepper assembly. Procedure planning, segmentation, registration and navigation are performed the same as the standard transrectal procedure except that a computer rendering of the transperineal gridplate is displayed on the UroNav display. UroNav provides an indication of the gridplate coordinates that correspond to the identified target location.
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### Intended Use
UroNav is a stereotaxic accessory for image-quided interventional and diagnostic procedures of the prostate gland. It provides 2D and 3D visualization of Ultrasound (US) images and the ability to fuse and register these images with those from other imaging modalities such as Magnetic Resonance (MR), Computed Tomography, etc. It also provides the ability to display a simulated image of a tracked insertion tool such as a biopsy needle, guidewire, gridplate or probe on a computer monitor screen that shows images of the target organ and the current and the projected future path of the interventional instrument taking into account patient movement. Other software features include patient data management, multi-planar reconstruction, segmentation, image measurements and 2D/3D image registration.
UroNav is intended for treatment planning and quidance for clinical, interventional and/or diagnostic procedures. The device is intended to be used in interventional and diagnostic procedures in a clinical setting. Example procedures include, but are not limited to image fusion for diagnostic clinical examinations and procedures, soft tissue biopsies, soft tissue ablations and placement of fiducial markers.
| Predicate Devices Name | Predicate 510(k) Submission<br>References |
|-------------------------|-------------------------------------------|
| 3-D Imaging Workstation | K081093 (Primary) |
| BioJet | K122329 (Reference) |
| PercuNav | K121498 (Reference) |
### Predicate Device Information & Comparison
The design, function, and specifications of UroNav are similar to the identified legally marketed predicate devices. Similar to the devices from Eigen, LLC (K081093), Jet Soft, SRL (K122329) and Philips Healthcare (K121498), UroNav provides image-guided interventional planning and navigation for prostate procedures, the ability to view and capture live 2D ultrasound data to create reconstructed 3D ultrasound images/models and the ability to fuse and register these images with those acquired and imported from other DICOM-based imaging devices. Similar to all of the above listed predicate devices, UroNav also performs other viewing and image-processing functions such as image registration, multi-planar reformats and includes tools to segment, measure and annotate images. Each of the devices can also output selected image views, processed data and user-defined reports.
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The main difference between UroNav and the Eigen 3-D Imaging Workstation (K081093) and BioJet (K122329) devices is the method used for procedure navigation and tracking. The UroNav system utilizes an Electromagnetic Measurement System (EMMS) for procedure navigation and tracking while the 3-D Imaging Workstation and BioJet devices utilize a mechanical encoding system to determine the location of the ultrasound probe. This difference in navigation and tracking technique does not significantly affect the use of the device, nor does it raise new or additional safety risks. This difference between UroNav and the Eigen 3-D Imaging Workstation and BioJet devices does not impact device safety or effectiveness.
UroNav and PercuNav (K121498) utilize the identical commercially available Electromagnetic Measurement System (EMMS) for procedure navigation and tracking. UroNav and PercuNav also share common software source code for basic system functionality such as multi-modality image viewing, segmentation, registration, EM navigation, annotation and DICOM functionality.
The differences between UroNav and PercuNav (K121498) include a limited number of indications, options and features of the predicate device, which are not included in the submitted device. While both devices support interventional and diagnostic procedures, the UroNav system does not include support for all of the anatomic locations indicated for PercuNav (e.g., liver, lung, pancreas, etc.). The absence of these anatomic locations does not significantly affect the use of the device, nor does it raise new or additional safety risks. This difference between UroNav and the PercuNav device does not impact device safety or effectiveness.
Other differences between UroNav and the identified predicate devices include minor user interface variations such as GUI design, screen colors and image viewing layouts. These differences are cosmetic in nature do not significantly affect the use of the device, nor do they raise new or additional safety risks. These differences between UroNav and the legally marketed predicate devices do not impact device safety or effectiveness.
### Safety and Effectiveness
The UroNav 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 Invivo's Risk Management procedure, which is used to identify potential hazards. These potential hazards are controlled via the product (software and hardware) development process, verification and validation testing.
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### Nonclinical Testing and Performance Information
Nonclinical and performance testing has been performed by designated individuals as required by Invivo Corporation's quality procedures. Verification & Validation Test Plans were designed to evaluate all input functions, output functions, and actions performed by UroNav in each operational mode. UroNav has been assessed and tested at the manufacturer's facility and has passed all in-house testing criteria including validating design, function and specifications. Nonclinical and performance testing results are provided in the 510(k) and demonstrate that the predetermined acceptance criteria are met. The UroNav has been designed to comply with the applicable standards:
- IEC 60601-1:2005
- IEC 60601-1-2:2007
- EN/ISO 14971:2007
- IEC 62366:2007
- IEC 60601-1-6:2010
### Technological Characteristics
UroNav is a diagnostic and interventional accessory that is comprised of a mobile computer workstation, a commercially-available navigation device and software with functions that are commonly found in various medical imaging applications. It provides convenient options for visualizing diagnostic and interventional information in support of routine clinical procedures of the prostate gland. The device does not directly contact the patient, nor does it control any life sustaining devices. Diagnosis is not performed by the UroNav system but by Radiologists, Clinicians and referring Physicians.
A physician, providing ample opportunity for competent human intervention interprets the images and information being displayed and maintains control of the clinical procedure at all times.
The UroNav utilizes the same technological characteristics as the predicate devices. Both:
- are PC based software applications that provide 2D and 3D medical image ー acquisition including ultrasound video image acquisition arid visualization of the prostate gland
- । use Windows operating systems
- allow co-registration of live ultrasound images to previously created 3-0 image sets based on previously collected live ultrasound image sets or DICOM images sets
- include image enhancements such as contrast and brightness, zoom and pan capabilities
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- provide patient and clinical data management features
- deal with live ultrasound images received from commercially available imaging devices
- use graphic overlays to define segmentations
- calibrate ultrasound video images -
- create a report
- allow for image measurements such as volume, length, and angle measurements -
- allow multi-planar reformatting
- allow manual planning of instrument positioning including biopsy needle placement and planning
- allow the user to plan and mark the reached positions of the biopsies and instruments
- do not steer or in any way control the positioning of the instruments used or of any treatment process what so ever
- are only intended for use on the prostate gland
Following is the comparison of technological characteristics between UroNav and predicate devices:
| Product | Submitted Device:<br>Invivo<br>UroNav (Version<br>2.0) | Primary Predicate<br>Device:<br>Eigen, LLC<br>3-D Imaging<br>Workstation<br>K081093 | Reference<br>Predicate Device:<br>Jet Soft SRL<br>BioJet<br>K122329 | Reference<br>Predicate Device:<br>Philips Healthcare<br>PercuNav<br>K121498 |
|--------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Intended Use | UroNav is a<br>stereotaxic<br>accessory for<br>image-guided<br>interventional and<br>diagnostic<br>procedures of the<br>prostate gland. It<br>provides 2D and<br>3D visualization of<br>Ultrasound (US)<br>images and the<br>ability to fuse and<br>register these<br>images with those<br>from other imaging<br>modalities such as<br>Magnetic<br>Resonance (MR),<br>Computed<br>Tomography, etc. It<br>also provides the<br>ability to display a<br>simulated image of<br>a tracked insertion<br>tool such as a<br>biopsy needle,<br>guidewire, gridplate<br>or probe on a<br>computer monitor | The 3-D Imaging<br>Workstation is<br>intended to be<br>used by physicians<br>in the clinic or<br>hospital for 2-D and<br>3-D visualization of<br>ultrasound images<br>of the prostate<br>gland. Additional<br>software features<br>include patient data<br>management,<br>multi-planar<br>reconstruction,<br>segmentation,<br>image<br>measurement and<br>3-D image<br>registration. | The BioJet<br>software is<br>intended to be<br>used by physicians<br>in the clinic or<br>hospital for 2D and<br>3D visualization of<br>ultrasound images<br>of the prostate<br>gland. Additional<br>software features<br>include patient data<br>management,<br>multiplanar<br>reconstruction,<br>segmentation,<br>image<br>measurements,<br>and 3-D<br>registration. | PercuNav is a<br>stereotaxic accessory<br>for Computed<br>Tomography (CT),<br>Magnetic Resonance<br>(MR), Ultrasound<br>(US), Positron<br>Emission Tomography<br>(PET), Single Photon<br>Emission Computed<br>Tomography<br>(SPECT), Rotational<br>Fluoroscopy,<br>Endoscopy, and other<br>imaging systems. CT,<br>Ultrasound, PET, MR,<br>and Rotational<br>Fluoroscopy may be<br>fused in various<br>combinations, such as<br>CT with MR, MR with<br>ultrasound, etc. It may<br>include<br>instrumentation to<br>display the simulated<br>image of a tracked<br>insertion tool such as<br>a biopsy needle,<br>guidewire or probe on<br>a computer monitor |
| Product | Submitted Device:<br>Invivo<br>UroNav (Version<br>2.0) | Primary Predicate<br>Device:<br>Eigen, LLC<br>3-D Imaging<br>Workstation<br>K081093 | Reference<br>Predicate Device:<br>Jet Soft SRL<br>BioJet<br>K122329 | Reference<br>Predicate Device:<br>Philips Healthcare<br>PercuNav<br>K121498 |
| | screen that shows<br>images of the<br>target organ and<br>the current and the<br>projected future<br>path of the<br>interventional<br>instrument taking<br>into account patient<br>movement. Other<br>software features<br>include patient data<br>management,<br>multiplanar<br>reconstruction,<br>segmentation,<br>image<br>measurements and<br>2D/3D image<br>registration.<br>UroNav is intended<br>for treatment<br>planning and<br>guidance for<br>clinical,<br>interventional<br>and/or diagnostic<br>procedures. The<br>device is intended<br>to be used in<br>interventional and<br>diagnostic<br>procedures in a<br>clinical setting.<br>Example<br>procedures include,<br>but are not limited<br>to image fusion for<br>diagnostic clinical<br>examinations and<br>procedures, soft<br>tissue biopsies, soft<br>tissue ablations<br>and placement of<br>fiducial markers. | | | screen that shows<br>images of the target<br>organs and the<br>current and the<br>projected future path<br>of the interventional<br>instrument taking into<br>account patient<br>movement. This is<br>intended for treatment<br>planning and<br>guidance for clinical,<br>interventional and/or<br>diagnostic<br>procedures. The<br>device also supports<br>an image free mode<br>in which the proximity<br>of the interventional<br>device is displayed<br>relative to another<br>device. The device is<br>intended to be used in<br>interventional and<br>diagnostic procedures<br>in a clinical setting.<br>The device is also<br>intended for use in<br>clinical interventions<br>to determine the<br>proximity of one<br>device relative to<br>another. Example<br>procedures include,<br>but are not limited to:<br>• Image fusion for<br>diagnostic clinical<br>examinations and<br>procedures<br>• Soft tissue<br>biopsies (liver,<br>lung, kidney,<br>breast, pancreas,<br>bladder, adrenal<br>glands, lymph<br>node, mesentery,<br>etc.)<br>• Soft tissue<br>ablation (liver,<br>kidney, breast,<br>pancreas, lung,<br>etc.)<br>• Bone ablation<br>• Bone biopsies<br>• Nerve Blocks &<br>Pain Management<br>• Drainage<br>placements |
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| Product | Submitted Device:<br>Invivo<br>UroNav (Version<br>2.0) | Primary Predicate<br>Device:<br>Eigen, LLC<br>3-D Imaging<br>Workstation<br>K081093 | Reference<br>Predicate Device:<br>Jet Soft SRL<br>BioJet<br>K122329 | Reference<br>Predicate Device:<br>Philips Healthcare<br>PercuNav<br>K121498 |
|---------------------------------------|--------------------------------------------------------|-------------------------------------------------------------------------------------|---------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| | | | | • Hydrodissections<br>• Bladder<br>Stimulation<br>• Fiducial<br>placements<br>• Tumor resections<br>• Sinus procedures<br>• Intranasal<br>procedures<br>• Transphenoidal<br>procedures |
| Decision Date | Pending | 05/01/2008 | 08/16/2012 | 12/14/2012 |
| Product Code | LLZ | LLZ | LLZ | JAK |
| Class | II | II | II | II |
| Target<br>Anatomy | Prostate | Prostate | Prostate | Multiple |
| Anatomy<br>Access | Transrectal &<br>Transperineal | Transrectal &<br>Transperineal | Transrectal &<br>Transperineal | Multiple (including<br>Transrectal) |
| Software | | | | |
| Windows O.S. | Yes | Yes | Yes | Yes |
| Medical<br>Imaging<br>Software | Yes | Yes | Yes | Yes |
| Image<br>Display | | | | |
| Multi-Modality<br>Support | Yes | Yes | Yes | Yes |
| General Image<br>2D/3D Review | Yes | Yes | Yes | Yes |
| 3D Rendering<br>View | Yes | Yes | Yes | Yes |
| Live 2D<br>Ultrasound | Yes | Yes | Yes | Yes |
| Image<br>Processing | | | | |
| Gland<br>Segmentation | Yes | Yes | Yes | Yes |
| Image<br>Registration | Yes | Yes | Yes | Yes |
| Rigid<br>Registration | Yes | Yes | Yes | Yes |
| Elastic<br>Registration | Yes | Yes | No | Yes |
| Multi-Planar<br>Reformatting<br>(MPR) | Yes | Yes | Yes | Yes |
| Connectivity | | | | |
| DICOM<br>Import/Export | Yes | Yes | Yes | Yes |
| Ultrasound<br>Video | Yes | Yes | Yes | Yes |
| Review Tools | | | | |
| Standard<br>Image Viewing<br>Tools | Yes | Yes | Yes | Yes |
| Product | Submitted Device:<br>Invivo<br>UroNav (Version<br>2.0) | Primary Predicate<br>Device:<br>Eigen, LLC<br>3-D Imaging<br>Workstation<br>K081093 | Reference<br>Predicate Device:<br>Jet Soft SRL<br>BioJet<br>K122329 | Reference<br>Predicate Device:<br>Philips Healthcare<br>PercuNav<br>K121498 |
| Measurement<br>Tools | Yes | Yes | Yes | Yes |
| Annotation<br>Tools | Yes | Yes | Yes | Yes |
| Segmentation<br>Tools | Yes | Yes | Yes | Yes |
| Reporting<br>Tools | Yes | Yes | Yes | Yes |
| Video Capture | Yes | Yes | No | Yes |
| Image<br>Overlays | Yes | Yes | Yes | Yes |
| Planning &<br>Navigation | | | | |
| Import Prior<br>Plans | Yes | Yes | Yes | Yes |
| Import/Add<br>Targets | Yes | Yes | Yes | Yes |
| Plan/Mark<br>Locations | Yes | Yes | Yes | Yes |
| Navigation<br>Type | Electromagnetic | Mechanical | Mechanical | Electromagnetic |
{12}------------------------------------------------
The new device and predicate devices are substantially equivalent in the areas of technological characteristics such as basic design, features, energy source, method of operation, 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 UroNav contains adequate information, data, and nonclinical test results to enable FDA - CDRH to determine substantial equivalence to the predicate devices. Invivo has determined that its device, UroNav, is substantially equivalent to the identified predicate devices listed above. A comparison with the legally marketed predicate devices 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 devices.
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Learn the FDA Browser
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.