K260595 · FUJIFILM Sonosite, Inc. · IYN · Mar 10, 2026 · Radiology
Device Facts
Record ID
K260595
Device Name
Sonosite iLOOK Ultrasound System
Applicant
FUJIFILM Sonosite, Inc.
Product Code
IYN · Radiology
Decision Date
Mar 10, 2026
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 892.1550
Device Class
Class 2
Attributes
Pediatric, 3rd-Party Reviewed
Indications for Use
The Sonosite iLOOK Ultrasound System is a general purpose ultrasound system and non-continuous patient monitoring platform intended for use by qualified physicians and healthcare professionals for evaluation by ultrasound imaging or fluid flow analysis of the human body. Specific clinical applications and exam types include: •Pediatric •Peripheral vessel •Needle Guidance Modes of operation include: B Mode (B), Color Power Doppler, Color Velocity Doppler, Multi-beam imaging, and combined modes, including duplex imaging: B+C. This device is indicated for Prescription Use Only. The Sonosite iLOOK system is intended to be used in medical practices, clinical environments, including healthcare facilities, hospitals, clinics, and clinical point-of-care for diagnosis of patients. The system includes a transducer and a display connected together wirelessly. The transducer is powered by battery, while the display is powered either by battery or by AC electrical power. The clinician is positioned next to the patient and places the transducer onto the patient's body where needed to obtain the desired ultrasound image.
Device Story
Portable, all-digital ultrasound system; consists of 10.1-inch tablet display and wireless L15-5 linear transducer. Clinician operates device at point-of-care; places transducer on patient body to acquire real-time 2D, Color Power Doppler, or Color Velocity Doppler images. System processes acoustic signals to display anatomical structures and fluid flow; supports pediatric biometry and needle guidance. Data transferred via wireless networking; DICOM-compatible for storage and review. Output assists clinicians in diagnostic decision-making. Powered by battery or AC; includes optional stand with wireless charger.
Clinical Evidence
No clinical studies required for substantial equivalence. Device performance verified through bench testing, including electrical, thermal, mechanical, and EMC safety, biocompatibility, and acoustic output evaluation. Successfully tested in a clinical environment to confirm expected performance.
Indicated for pediatric patients, peripheral vessel evaluation, and needle guidance in medical practices, clinical environments, hospitals, and point-of-care settings. Prescription use only.
Regulatory Classification
Identification
An ultrasonic pulsed doppler imaging system is a device that combines the features of continuous wave doppler-effect technology with pulsed-echo effect technology and is intended to determine stationary body tissue characteristics, such as depth or location of tissue interfaces or dynamic tissue characteristics such as velocity of blood or tissue motion. This generic type of device may include signal analysis and display equipment, patient and equipment supports, component parts, and accessories.
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FDA U.S. FOOD & DRUG ADMINISTRATION
March 10, 2026
FUJIFILM Sonosite, Inc.
% Prithul Bom
Most Responsible Person
Regulatory Technology Services, LLC
1000 Westgate Dr. Suite #510k
Saint Paul, Minnesota 55114
Re: K260595
Trade/Device Name: Sonosite iLOOK Ultrasound System
Regulation Number: 21 CFR 892.1550
Regulation Name: Ultrasonic pulsed doppler imaging system
Regulatory Class: Class II
Product Code: IYN, ITX, IYO
Dated: February 23, 2026
Received: February 23, 2026
Dear Prithul Bom:
We have reviewed your section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (the Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database available at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
U.S. Food & Drug Administration
10903 New Hampshire Avenue
Silver Spring, MD 20993
www.fda.gov
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K260595 - Prithul Bom
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Additional information about changes that may require a new premarket notification are provided in the FDA guidance documents entitled "Deciding When to Submit a 510(k) for a Change to an Existing Device" (https://www.fda.gov/media/99812/download) and "Deciding When to Submit a 510(k) for a Software Change to an Existing Device" (https://www.fda.gov/media/99785/download).
Your device is also subject to, among other requirements, the Quality Management System Regulation (QMSR) (21 CFR Part 820), which includes, but is not limited to, ISO 13485 clause 7.3 (Design controls), ISO 13484 clause 8.3 (Nonconforming product), and ISO 13485 clause 8.5 (Corrective and preventative action). Please note that regardless of whether a change requires premarket review, the QMSR requires device manufacturers to review and approve changes to device design and production (ISO 13485 clause 7.3 and 21 CFR 820.70) and document changes and approvals in the Medical Device File (21 CFR 820.181).
Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical device-related adverse events) (21 CFR Part 803) for devices or postmarketing safety reporting (21 CFR Part 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reporting-combination-products); good manufacturing practice requirements as set forth in the Quality Management System Regulation (QMSR) (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR Part 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR Parts 1000-1050.
All medical devices, including Class I and unclassified devices and combination product device constituent parts are required to be in compliance with the final Unique Device Identification System rule ("UDI Rule"). The UDI Rule requires, among other things, that a device bear a unique device identifier (UDI) on its label and package (21 CFR 801.20(a)) unless an exception or alternative applies (21 CFR 801.20(b)) and that the dates on the device label be formatted in accordance with 21 CFR 801.18. The UDI Rule (21 CFR 830.300(a) and 830.320(b)) also requires that certain information be submitted to the Global Unique Device Identification Database (GUDID) (21 CFR Part 830 Subpart E). For additional information on these requirements, please see the UDI System webpage at https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-assistance/unique-device-identification-system-udi-system.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-devices/medical-device-safety/medical-device-reporting-mdr-how-report-medical-device-problems.
For comprehensive regulatory information about medical devices and radiation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See the DICE website (https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-
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K260595 - Prithul Bom
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assistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).
Sincerely,
# YANNA S. KANG -S
Yanna Kang, Ph.D.
Assistant Director
Mammography and Ultrasound Team
DHT8C: Division of Radiological
Imaging and Radiation Therapy Devices
OHT8: Office of Radiological Health
Office of Product Evaluation and Quality
Center for Devices and Radiological Health
Enclosure
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| Indications for Use | | |
| --- | --- | --- |
| Please type in the marketing application/submission number, if it is known. This
textbox will be left blank for original applications/submissions. | K260595 | ? |
| Please provide the device trade name(s). | | ? |
| Sonosite iLOOK Ultrasound System | | |
| Please provide your Indications for Use below. | | ? |
| The Sonosite iLOOK Ultrasound System is a general purpose ultrasound system and non-continuous
patient monitoring platform intended for use by qualified physicians and healthcare professionals for
evaluation by ultrasound imaging or fluid flow analysis of the human body. Specific clinical applications and
exam types include:
•Pediatric
•Peripheral vessel
•Needle Guidance
Modes of operation include: B Mode (B), Color Power Doppler, Color Velocity Doppler, Multi-beam imaging,
and combined modes, including duplex imaging: B+C.
This device is indicated for Prescription Use Only.
The Sonosite iLOOK system is intended to be used in medical practices, clinical environments, including
healthcare facilities, hospitals, clinics, and clinical point-of-care for diagnosis of patients.
The system includes a transducer and a display connected together wirelessly. The transducer is powered
by battery, while the display is powered either by battery or by AC electrical power. The clinician is
positioned next to the patient and places the transducer onto the patient's body where needed to obtain the
desired ultrasound image. | | |
| Please select the types of uses (select one or both, as
applicable). | ☑ Prescription Use (21 CFR 801 Subpart D)
☐ Over-The-Counter Use (21 CFR 801 Subpart C) | ? |
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510(K) Summary
K260595
This summary of safety and effectiveness is provided as part of this Premarket Notification in compliance with 21 CFR, Part 807, Subpart E, Section 807.92.
1) Submitter:
Manufacturer Name: FUJIFILM SonoSite, Inc.
Address: 21919 30th Drive SE
Bothell, WA 98021-3904
Corresponding Official: Anoush Frankian
Director, Regulatory Affairs
Email: anoush.frankian@fujifilm.com
Telephone: (425) 951-6824
Facsimile: (425) 951-1201
Date prepared: February 6, 2026
Alternate Contact: Abirami Krishnamurthi
Regulatory Affairs Specialist
abirami.krishnamurthi@fujifilm.com
Telephone: (425) 951-6824
Facsimile: (425) 951-1201
2) Device
Trade Name: Sonosite iLOOK Ultrasound System
Common Name: Diagnostic Ultrasound System and Transducers with Accessories
Regulation Name: Ultrasonic Pulsed Doppler Imaging System
Ultrasonic Pulsed Echo Imaging System
Diagnostic Ultrasound Transducer
Regulation Number: 892.1550
892.1560
892.1570
Primary Product Code: IYN
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Secondary Product Codes: IYO ITX
Device Class: Class II
Classification Panel: Radiology
## 3) Predicate Device:
Primary Predicate: Sonosite iViz Ultrasound System (K180704)
Regulation Name: Ultrasonic Pulsed Doppler Imaging System
Ultrasonic Pulsed Echo Imaging System
Diagnostic Ultrasound Transducer
Regulation Number: 892.1550
892.1560
892.1570
Primary Product Code: IYN
Secondary Product Code: IYO, ITX
Device Class: II
Classification Panel: Radiology
Reference Device: Vscan Air (K250087)
Regulation Name: Ultrasonic Pulsed Doppler Imaging System
Ultrasonic Pulsed Echo Imaging System
Diagnostic Ultrasound Transducer
Regulation Number: 892.1550
892.1560
892.1570
Primary Product Code: IYN
Secondary Product Code: IYO, ITX
Device Class: II
Classification Panel: Radiology
Page 2 of 16
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## 4) Device Description:
The Sonosite iLOOK Ultrasound System is a fully featured, general-purpose, software-controlled diagnostic ultrasound system utilizing an all-digital architecture. The system is a portable ultrasound device consisting of a display, adjustment handle, wireless L15-5 linear ultrasound transducer, and a transducer holder with a built-in wireless charger.
The system is designed to acquire and display high-resolution, real-time ultrasound data in 2D, Color Power Doppler (CPD), Color Velocity Doppler (CVD), or a combination of these modes. It provides measurement capabilities for anatomical structures and pediatric biometry, offering information for clinical diagnostic purposes.
The system includes a variety of accessories, including an optional stand. Additionally, it features Digital Imaging and Communications in Medicine (DICOM) capabilities, along with general computer communication functionalities, including wireless networking. These capabilities enable the acceptance, transfer, display, storage, and digital processing of ultrasound images and loops.
The system features a single USB port, allowing the use of compatible storage devices, such as memory sticks and hard drives. An AC adapter is included in the stand module, enabling manual connection to AC power.
## Intended Use/Indications for Use:
The Sonosite iLOOK Ultrasound System is a general-purpose ultrasound system and non-continuous patient monitoring platform intended for use by qualified physicians and healthcare professionals for evaluation by ultrasound imaging or fluid flow analysis of the human body. Specific clinical applications and exam types include:
- Pediatric
- Peripheral vessel
- Needle Guidance
Modes of operation include: B Mode (B), Color Power Doppler, Color Velocity Doppler, Multi-beam imaging, and combined modes, including duplex imaging: B+C.
This device is indicated for Prescription Use Only.
The Sonosite iLOOK system is intended to be used in medical practices, clinical environments, including healthcare facilities, hospitals, clinics, and clinical point-of-care for diagnosis of patients. The system includes a transducer and a display connected together wirelessly. The transducer is powered by battery, while the display is powered either by battery or by AC electrical power. The clinician is positioned next to the patient and places the transducer onto the patient's body where needed to obtain the desired ultrasound image.
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5) Technological Characteristics:
The Sonosite iLOOK Ultrasound System, subject device of this submission, is equivalent to the previously cleared primary predicate Sonosite iViz Ultrasound System (K180704) and the reference device, Vscan Air (K250087) in terms of both the intended use and technological characteristics. The Sonosite iLOOK (subject device) uses the same fundamental scientific technology as the primary predicate device.
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| Feature | Sonosite iLOOK Ultrasound System (This submission) | Sonosite iViz Ultrasound System (K180704)- Primary Predicate | VScan Air (K250087)- Reference | Evaluation of Differences |
| --- | --- | --- | --- | --- |
| Intended Use | Diagnostic ultrasound imaging or fluid flow analysis of the human body. | Diagnostic ultrasound imaging or fluid flow analysis of the human body. | Diagnostic ultrasound examinations, image guidance and for measurements of anatomical structures and fluid. | Same as the primary predicate Sonosite iViz Ultrasound System (K180704). |
| Indications for Use | Pediatric Peripheral vessel Needle guidance | Fetal – OB/GYN Abdominal Pediatric Small Organ (breast, thyroid, testicles, prostate) Musculoskeletal (Conventional) Musculoskeletal (Superficial) Cardiac Adult Cardiac Pediatric Peripheral vessel Ophthalmic | Vascular/ peripheral vascular musculoskeletal (conventional and superficial) small organs thoracic/lung ophthalmic pediatric neonatal cephalic interventional guidance (includes free-hand needle/ catheter placement, fluid drainage, nerve block, vascular access and biopsy) | Same. The indications for use include the subset of indications previously cleared on the primary predicate, Sonosite iViz Ultrasound system (K180704) and the reference device, Vscan Air (K250087). |
| Transducer Types | Linear Array | Curved Array Linear Array Phased Array | Linear array Sector array | Same. Sonosite iLOOK Ultrasound System include the subset of the transducer types that were previously cleared on the primary predicate Sonosite iViz Ultrasound System (K180704) and reference device Vscan Air (K250087). |
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| Transducer Frequency | 5- 15 MHz | 6-13 MHz | 3 – 12 MHz | The transducer frequency range is similar to both primary predicate Sonosite iViz Ultrasound System (K180704) and reference device Vscan Air (K250087). iLOOK L15-5 and iViz L25v are both linear transducers, while iLOOK L15-5 covers a wider bandwidth and higher frequency. |
| --- | --- | --- | --- | --- |
| Global Maximum Outputs/Worst Case Setting | Ispta.3=138.41mW/cm2 (Color, ROI Deep)
TI= 0.42
MI =0.80
Ipa.3@MI
Max: 268.8 mW/cm² | Ispta.3= 47.7 mW/cm²
TI Value: 0.42
MI: 0.86
Ipa.3@MI Max: 272 W/cm² | MI <1.9
Ispta<720 mW/cm^2 | Acoustic output is within the FDA established limits. |
| Acoustic Output Display & FDA Limits | No output display because MI<1.0, TI<1.0 | MI and TI are displayed | MI and TI values are displayed on the scanning screen. | MI and TI values are less than 1.0. IEC 60601-2-37 Ed 3.0 section 201.12.4.2 "Indication relevant to safety" b) and c) which states no display is required if you meet the criteria. |
| Modes of Operation | 2D (B-mode Grayscale Imaging)
Color Velocity Doppler
Color Power Doppler
Combination modes (color mode is combined with 2D) | B-mode
Grayscale Imaging
Tissue
Harmonic Imaging
M-mode
Color M-Mode
Color Power Doppler
Zoom
Combination Modes
SonoHD3
Noise Reduction | B-mode
Color Doppler
M-mode
PW | Modes of operations include the subset of the previously cleared modes on the primary predicate (K180704). |
Page 6 of 16
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| | | Velocity Color Doppler | | |
| --- | --- | --- | --- | --- |
| DICOM | DICOM 3.0
Image and Multi-frame Image Storage; Modality Worklist; BCP 195 RFC 8996 TLS Secure Transport Connection | DICOM 3.0
Image, Multi-frame Image, Secondary Capture, and Basic Text Structured Report Storage; Modality Worklist; USB Media Storage | DICOM 3.0
Modality Worklist Server
DICOM Image Server
Network Shared Folder
DICOM Web Server | Same as the primary predicate (K180704) |
| #Transmit Channels | 64 | 64 | No information available publicly | Same as the primary predicate (K180704) |
| #Receive Channels | 64 | 64 digital channels using Synthetic Aperture | No information available publicly | Same as the primary predicate (K180704) |
| Patient Contact Materials | Transducers:
m-PPE
SEBS Elastomer
Silicone rubber compounds (Shin-Etsu KE-752U)
Silicone rubber compounds (Shin-Etsu KE-45T) | Transducers:
Polysulfone UDEL P1700
Poly-Vinyl-Chloride (PVC)
Silicone Rubber | No information available publicly | The materials introduced in this submission have passed biocompatibility testing in accordance with ISO 10993-1, and the results are provided in the biocompatibility section of the eSTAR. |
Page 7 of 16
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| | | | | |
| --- | --- | --- | --- | --- |
| DICOM | DICOM PS3.15 | NEMA PS3.15 | DICOM PS3.15 | Same |
Page 8 of 16
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| System characteristics | Tablet dimensions: 10.1 inches 1920x1200 pixels LCD
Operating system: Android iLOOK ultrasound software running as an “app” on tablet System operates via battery Wireless 802.11 support for image transfer
Transducer dimensions: L15-5 transducer
• Length: 151 mm (5.94 in)
• Width: 56.5 mm (2.22 in)
• Depth: 29.5 mm (1.16 in)
• Weight: 170 g (6 oz)
Stand
• Depth: 54.4 cm (21.42 in) wheels turned in; 59.6 cm (23.46 in) wheels turned out
• Width: 49.2 cm (19.37 in) wheels | Tablet dimensions: 7" inches 1920 x 1200 pixels LCD
Operating system: Android iViz ultrasound software running as an “app” on tablet System operates via battery Wireless 802.11 support for image transfer and over the-air (OTA) software updates.
Dimensions:
System (without the case)
• Length: 7.21 in. (183.1 mm)
• Width: 4.59 in. (116.5 mm)
• Height: 1.06 in (26.9 mm)
System (with the case)
• Length: 9.5 in. | Transducer S probe dimensions:
• Dimension: 141 x 67 x 33 mm (length, width, height)
• Weight: 218 +/- 3g
Operating system options:
- Android phones and tablets with OS version 11, 12 or 13, device with 0x64 ARM based CPU architecture and 64-bit Kernel, Android open GL ES 3.0, and compatibility with Google Play store
- iPad and iPhone devices with iOS 14, 15 or 16
• Screen requirements
- Size: from 5 to 20 inches
- 960 x 640 (or 640 x 960) pixel or more | Same as the primary predicate, iViz (K180704), iLOOK is a tablet with a 10.1 inches display that runs on an Android Operating system and a transducer connected wirelessly, which is similar to the reference device Vscan Air (K250087). |
| --- | --- | --- | --- | --- |
Page 9 of 16
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Page 10 of 16
| | turned in; 57.7 cm (22.72 in) wheels
turned out
• Height: 129.4 cm (50.94 in) maximum, 165.1 cm (65 in) minimum
• Weight: 15.0 kg (33.07 lbs)
• Storage bin capacity: 3 kg (6.6 lbs) • Tray capacity: 3 kg (6.6 lbs)
• Total stand weight with system and peripherals: 17.65 kg (38.91 lbs) maximum.
System (display, stand mount, and transducer holder)
• Width: 36.9 cm (14.53 in)
• Height: 23.6 cm (9.29 in)
• Depth: 5.2 cm (2.05 in)
• Diagonal: 25.65 cm (10.1 in)
• Resolution: 1920 x 1200 px
• Weight: 1.85 kg (4.08 lbs) | (241.3 mm)
• Width: 4.8 in. (123.0 mm)
• Height: 1.12 in. (28.6 mm)
Display
• Length: 6.37 in. (161.87 mm)
• Width: 4.11 in. (104.52 mm)
• Diagonal: 7.0 in. (177.8 mm) | | |
| --- | --- | --- | --- | --- |
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| | Total system (system plus stand) • Depth: 54- 70 cm (21.26- 27.56 in) • Width: 48.5- 58 cm (19.09- 22.83 in) • Height: 140- 167 cm (55.12- 65.75 in) | | | |
| --- | --- | --- | --- | --- |
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| 510k Track | Track 3 | Track 3 | Track 3 | Same |
| --- | --- | --- | --- | --- |
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6) Determination of Substantial Equivalence:
Summary of Technological Comparison to Predicate Devices:
The Sonosite iLOOK Ultrasound System, subject device of this submission, is an enhanced implementation of previous FDA cleared primary predicate device Sonosite iViz Ultrasound System (K180704) and reference device, Vscan Air (K250087).
The primary function of Sonosite iLOOK Ultrasound System (this submission) and the predicate device is diagnostic ultrasound imaging or fluid flow analysis of the human body. The Sonosite iLOOK Ultrasound System employs the same fundamental scientific characteristics as the currently marketed primary predicate and reference devices. The Sonosite iLOOK Ultrasound System and both primary predicate (K180704) and reference device (K250087) share indications for use, share modes of operation and have biosafety equivalence.
The following lists an overview of differences between the proposed subject device (Sonosite iLOOK Ultrasound System) and its predicates.
- The Sonosite iLOOK Ultrasound System offers an all-touch display that is similar to the primary predicate device iViz (K180704) with a slightly larger size on the tablet of 10.1 inches compared to the 7 inches offered on the primary predicate iViz (K180704). Like the primary predicate (K180704), the iLOOK Ultrasound System operates via battery or AC electric power. The tablet is offered with a stand.
- The Sonosite iLOOK Ultrasound System utilizes wireless connectivity for its wireless ultrasound transducer, which is the same as the reference device Vscan Air's (K250087) SL probe that has wireless connectivity capability.
- The Sonosite iLOOK Ultrasound System also includes the addition of Needle Guidance as an indication, which is the same as the Needle Guidance indication offered on the reference device Vscan Air (K250087).
- The Sonosite iLOOK Ultrasound System uses advanced image processing (CViz) that is available on most cleared Sonosite products and is derived from the SonoHD3 image processing feature that is available on the primary predicate Sonosite iViz Ultrasound System (K180704).
7) Summary of Non-Clinical Tests:
The Sonosite iLOOK Ultrasound System, a fully featured, general-purpose, software controlled diagnostic ultrasound system, utilizes an all-digital architecture and a wireless transducer (L15-5). It is a portable ultrasound device consisting of a display, adjustment handle, and a transducer holder with a built-in wireless charger. The Sonosite iLOOK Ultrasound System has been evaluated for electrical, thermal, mechanical, and EMC safety. Additionally, cleaning/disinfection, biocompatibility, and acoustic output have been evaluated for Sonosite iLOOK, and the device has been found to conform to applicable medical device safety standards.
Assurance of quality was established by employing the following elements of product development: Design Phase Reviews, Risk Assessment, Requirements Development, System and Software Verification, Hardware Verification, Safety Compliance Verification, and Clinical Validation. All patient contact materials are biocompatible.
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The Sonosite iLOOK Ultrasound System is designed to comply with the following FDA recognized standards.
| Reference No. | Recognition No. | Title |
| --- | --- | --- |
| ISO 10993-1 | 2-258 | ISO 10993-1:2018, Biological evaluation of medical devices -- Part 1: Evaluation and testing within a risk management process |
| IEC 60601-1 | 19-46 | AAMI / ANSI ES60601- 1:2005/(R)2012 and A1:2012, C1:2009/(R)2012 and A2:2010/(R)2012 (Consolidated Text) Medical electrical equipment -- Part 1: General requirements for basic safety and essential performance (IEC 60601-1:2005, MOD) |
| IEC 60601-1-2 | 19-36 | ANSI AAMI IEC 60601-1-2:2014 Medical electrical equipment -- Part 1-2: General requirements for basic safety and essential performance -- Collateral Standard: Electromagnetic disturbances -- Requirements and tests |
| IEC 60601-1-6 | 5-132 | IEC 60601-1-6 Edition 3.1 2013-10 Medical electrical equipment - Part 1-6: General requirements for basic safety and essential performance - Collateral standard: Usability |
| IEC 60601-2-37 | 12-293 | IEC Edition 3.0 2024 Medical electrical equipment - Part 2-37: Particular requirements for the basic safety and essential performance of ultrasonic medical diagnostic and monitoring equipment |
| IEC 62304 | 13-79 | ANSI AAMI IEC 62304:2006/A1:2016 Medical device software - Software life cycle processes [Including Amendment 1 (2016) |
| ISO 14971 | 5-125 | ANSI AAMI ISO 14971:2019 Medical devices - Application of risk management to medical devices |
| IEC 62359 | 12-316 | IEC 62359 Edition 2.1 2017-09 CONSOLIDATED VERSION - Ultrasonics - Field characterization - Test methods for the determination of thermal and mechanical indices related to medical diagnostic ultrasonic fields |
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8) Summary of Clinical Tests:
The Sonosite iLOOK Ultrasound System and transducers, subject of this submission, a fully featured, general-purpose, software controlled diagnostic ultrasound system, utilizes an all-digital architecture and a wireless transducer (L15-5). It is a portable ultrasound device consisting of a display, adjustment handle, and a transducer holder with a built-in wireless charger. The Sonosite iLOOK Ultrasound System did not require clinical studies to support the determination of substantial equivalence. The Sonosite iLOOK has been successfully tested in a clinical environment and the device performed as expected.
9) Conclusion:
Intended uses and other key features are consistent with traditional clinical practice and FDA guidance. The Sonosite iLOOK Ultrasound System and both predicate and reference devices conform to applicable electromedical device safety standards with compliance verified through independent evaluation. The Sonosite iLOOK Ultrasound System and both predicate and reference devices meet FDA requirements for Track 3 devices, share indications for use, have biosafety equivalence and are manufactured using the same ISO 13485 and 21 CFR 820 quality system. FUJIFILM SonoSite, Inc. believes that the Sonosite iLOOK Ultrasound System is substantially equivalent with regards to safety and effectiveness to the predicate devices.
15
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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.
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.