The device is a general-purpose ultrasonic imaging instrument intended for use by a qualified clinician for evaluation of Fetal/OB, Abdominal (GYN & Urology), Pediatric, Small Organ (breast, testes, thyroid), Cardiac (Adult & Pediatric), Peripheral Vascular, Vascular Access, Musculo-skeletal Conventional & Superficial.
Device Story
Compact, portable ultrasound system; hand-carried console with docking station/mobile cart. Inputs: interchangeable electronic-array transducers (linear, convex, phased). Processing: digital acquisition/processing via Linux OS; B-Mode (including Tissue Harmonic Imaging), M-Mode, PW Doppler, Color Doppler, or combined modes. Output: real-time ultrasound images/flow analysis on 10-inch color LED display. Operated by clinicians in clinical settings. Touch-sensitive screen interface for control/input. Benefits: portable diagnostic imaging for various clinical applications; supports biopsy guidance (2D).
Clinical Evidence
No clinical testing was required. Bench testing included electrical, mechanical, thermal, and electromagnetic compatibility safety, biocompatibility, and acoustic output measurements conforming to IEC 60601-1, IEC 60601-1-2, IEC 60601-2-37, ISO 10993-1, and NEMA UD2/UD3 standards.
Technological Characteristics
Compact ultrasound console; 10-inch color LED display; Linux OS. Supports linear, convex, and phased array transducers. Modes: B, M, PW Doppler, Color Doppler, PDI, DPD, Tissue Harmonic Imaging, Trapezoidal, Compound Imaging. Connectivity: docking station. Safety: IEC 60601-1, IEC 60601-1-2, IEC 60601-2-37, ISO 10993-1, NEMA UD2, NEMA UD3.
Indications for Use
Indicated for qualified clinicians to perform diagnostic ultrasound imaging or fluid flow analysis in Fetal/OB, Abdominal (GYN & Urology), Pediatric, Small Organ (breast, testes, thyroid), Cardiac (Adult & Pediatric), Peripheral Vascular, Vascular Access, and Musculo-skeletal (conventional & superficial) applications.
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.
Predicate Devices
SonoTouch Series Diagnostic Ultrasound Systems (K121867)
Submission Summary (Full Text)
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Image /page/0/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo features a stylized depiction of three human profiles facing right, stacked on top of each other. The profiles are rendered in black and have a flowing, interconnected design. The text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" is arranged in a circular pattern around the profiles.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
July 6, 2017 CHISON MEDICAL IMAGING CO., LTD. Mr. OIFEI LIU REGULATORY AFFAIRS MANAGER NO.228. CHANGJIANG EAST ROAD, BLOCK 51 AND 53. PHASE 5 INDUSTRIAL PARK, SHUOFANG, New District, WUXI 214142 CHINA
Re: K170870
Trade/Device Name: Site~rite Halcyon Diagnostic Ultrasound System Regulation Number: 21 CFR 892.1550 Regulation Name: Ultrasonic pulsed Doppler imaging system Regulatory Class: II Product Code: IYN, IYO, ITX Dated: May 25, 2017 Received: May 30, 2017
Dear Qifei Liu:
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.
{1}------------------------------------------------
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
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Sincerely yours.
Michael D. O'Hara
For
Robert Ochs Director Division of Radiological Health Office of In Vitro Diagnostics and Radiological Health Center for Devices and Radiological Health
Enclosure
{2}------------------------------------------------
DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
#### Indications for Use
510(k) Number (if known) K1708070
Device Name
Site~Rite Halcyon Diagnostic Ultrasound System
Type of Use (Select one or both, as applicable)
Indications for Use (Describe)
The device is a general-purpose ultrasonic imstrument intended for use by a qualified clinician for evaluation of Fetal/OB, Abdominal (GYN & Urology), Pediatric, Small Organ (breast, testes, thyroid), Cardiac (Adult & Pediatric), Peripheral Vascular, Vascular Access, Musculo-skeletal Conventional & Superficial.
| <span> <span style="text-decoration: underline;"></span>Prescription Use (Part 21 CFR 801 Subpart D) </span> | <span>Over-The-Counter Use (21 CFR 801 Subpart C)</span> |
|--------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------|
|--------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------|
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{3}------------------------------------------------
## Diagnostic Ultrasound Indications For Use
#### System: Site~Rite Halcyon Diagnostic Ultrasound System
Intended Use: Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
| Clinical Application | Mode of Operation | | | | | | | | |
|---------------------------|------------------------------------|---|---|---------------|---------------|------------------|------------------|-------------------|-------|
| General<br>(Track 1 Only) | Specific<br>(Tracks 1 & 3) | B | M | PW<br>Doppler | CW<br>Doppler | Color<br>Doppler | Power<br>Doppler | Combined<br>Modes | Other |
| Ophthalmic | Ophthalmic | | | | | | | | |
| Fetal Imaging &<br>Other | Fetal | N | N | N | N | N | N | N | 3,4 |
| | Abdominal | N | N | N | N | N | N | N | 3,4 |
| | Intra-operative (Specify) | | | | | | | | |
| | Intra-operative (Neuro) | | | | | | | | |
| | Laparoscopic | | | | | | | | |
| | Pediatric | N | N | N | N | N | N | N | 3,4 |
| | Small Organ[1] (Specify) | N | N | N | N | N | N | N | 3,4 |
| | Neonatal Cephalic | | | | | | | | |
| | Adult Cephalic | | | | | | | | |
| | Trans-rectal | | | | | | | | |
| | Trans-vaginal | | | | | | | | |
| | Trans-urethral | | | | | | | | |
| | Trans-esoph. (non-Card.) | | | | | | | | |
| | Musculo-skeletal<br>(Conventional) | N | N | N | N | N | N | N | 3,4 |
| | Musculo-skeletal<br>(Superficial) | N | N | N | N | N | N | N | 3,4 |
| | Other (Urology) | N | N | N | N | N | N | N | 3,4 |
| | Other (OB/GYN) | N | N | N | N | N | N | N | 3,4 |
| Cardiac | Cardiac Adult | N | N | N | N | N | N | N | 3,4 |
| | Cardiac Pediatric | N | N | N | N | N | N | N | 3,4 |
| Peripheral Vessel | Peripheral vessel | N | N | N | N | N | N | N | 3,4 |
| Other | Vascular Access | N | N | N | N | N | N | N | 3,4 |
N = new indication; P = previously cleared by FDA; E = added under this appendix
Note : 1. Combined modes are B/M, B/CFM , B/PW ,B/CFM/PW
2. Small Organ: thyroid, testes, breast
3. Includes guidance of biopsy (2D)
4. Tissue Harmonic Imaging
× Over-The-Counter Use Prescription Use AND/OR (Part 21 CFR 801 Subpart D) (21 CFR 807 Subpart C) (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED)
Concurrence of CDRH, Office of In Vitro Diagnostics and Radiological Health (OIR)
(Division Sign Off) Division of Radiological Health Office of In Vitro Diagnostic and Radiological Health
{4}------------------------------------------------
#### System: Site~Rite Halcyon Diagnostic Ultrasound System Transducer: C3
Intended Use: Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
| Clinical Application | Mode of Operation | | | | | | | | |
|---------------------------|------------------------------------|---|---|---------------|---------------|------------------|------------------|-------------------|-------|
| General<br>(Track 1 Only) | Specific<br>(Tracks 1 & 3) | B | M | PW<br>Doppler | CW<br>Doppler | Color<br>Doppler | Power<br>Doppler | Combined<br>Modes | Other |
| Ophthalmic | Ophthalmic | | | | | | | | |
| Fetal Imaging &<br>Other | Fetal | N | N | N | | N | N | N | 3,4 |
| | Abdominal | N | N | N | | N | N | N | 3,4 |
| | Intra-operative (Specify) | | | | | | | | |
| | Intra-operative (Neuro) | | | | | | | | |
| | Laparoscopic | | | | | | | | |
| | Pediatric | | | | | | | | |
| | Small Organ[1] (Specify) | | | | | | | | |
| | Neonatal Cephalic | | | | | | | | |
| | Adult Cephalic | | | | | | | | |
| | Trans-rectal | | | | | | | | |
| | Trans-vaginal | | | | | | | | |
| | Trans-urethral | | | | | | | | |
| | Trans-esoph. (non-Card.) | | | | | | | | |
| | Musculo-skeletal<br>(Conventional) | | | | | | | | |
| | Musculo-skeletal<br>(Superficial) | | | | | | | | |
| | Other (Urology) | N | N | N | | N | N | N | 3,4 |
| | Other (OB/GYN) | N | N | N | | N | N | N | 3,4 |
| Cardiac | Cardiac Adult | | | | | | | | |
| | Cardiac Pediatric | | | | | | | | |
| Peripheral Vessel | Peripheral vessel | | | | | | | | |
N = new indication; P = previously cleared by FDA; Note : 1. Combined modes are B/M, B/CFM , B/PW, B/CFM/PW E = added under this appendix
2. Small Organ: thyroid, testes, breast
3. Includes guidance of biopsy (2D)
4. Tissue Harmonic Imaging
Prescription Use × AND/OR Over-The-Counter Use (Part 21 CFR 801 Subpart D) (21 CFR 807 Subpart C) (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED)
Concurrence of CDRH, Office of In Vitro Diagnostics and Radiological Health (OIR)
(Division Sign Off) Division of Radiological Health Office of In Vitro Diagnostic and Radiological Health 510(k)
{5}------------------------------------------------
#### System: Site~Rite Halcyon Diagnostic Ultrasound System Transducer: L7SVA
| Intended Use: Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows: | | | |
|--------------------------------------------------------------------------------------------------|--|--|--|
| | | | |
| Clinical Application | Mode of Operation | | | | | | | | |
|---------------------------|------------------------------------|---|---|---------------|---------------|------------------|------------------|-------------------|-------|
| General<br>(Track 1 Only) | Specific<br>(Tracks 1 & 3) | B | M | PW<br>Doppler | CW<br>Doppler | Color<br>Doppler | Power<br>Doppler | Combined<br>Modes | Other |
| Ophthalmic | Ophthalmic | | | | | | | | |
| Fetal Imaging &<br>Other | Fetal | | | | | | | | |
| | Abdominal | | | | | | | | |
| | Intra-operative (Specify) | | | | | | | | |
| | Intra-operative (Neuro) | | | | | | | | |
| | Laparoscopic | | | | | | | | |
| | Pediatric | N | N | N | N | N | N | N | 3,4 |
| | Small Organ [1] (Specify) | N | N | N | N | N | N | N | 3,4 |
| | Neonatal Cephalic | | | | | | | | |
| | Adult Cephalic | | | | | | | | |
| | Trans-rectal | | | | | | | | |
| | Trans-vaginal | | | | | | | | |
| | Trans-urethral | | | | | | | | |
| | Trans-esoph. (non-Card.) | | | | | | | | |
| | Musculo-skeletal<br>(Conventional) | N | N | N | N | N | N | N | 3,4 |
| | Musculo-skeletal<br>(Superficial) | N | N | N | N | N | N | N | 3,4 |
| | Other (Urology) | | | | | | | | |
| | Other (OB/GYN) | | | | | | | | |
| Cardiac | Cardiac Adult | | | | | | | | |
| | Cardiac Pediatric | | | | | | | | |
| Peripheral Vessel | Peripheral vessel | N | N | N | N | N | N | N | 3,4 |
| Other | Vascular Access | N | N | N | N | N | N | N | 3,4 |
P = previously cleared by FDA; N = new indication; Note : 1. Combined modes are B/M, B/CFM , B/PW ,B/CFM/PW
2. Small Organ: thyroid, testes, breast
3. Includes guidance of biopsy (2D)
4. Tissue Harmonic Imaging
Prescription Use _ Over-The-Counter Use × AND/OR (Part 21 CFR 801 Subpart D) (21 CFR 807 Subpart C) (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED)
Concurrence of CDRH, Office of In Vitro Diagnostics and Radiological Health (OIR)
(Division Sign Off) Division of Radiological Health
{6}------------------------------------------------
#### System: Site~Rite Halcyon Diagnostic Ultrasound System Transducer: P3
510(k)
Intended Use: Diagnostic ultrasound imaging or fluid flow analysis of the human body as follows:
| Clinical Application | Mode of Operation | | | | | | | | |
|---------------------------|------------------------------------|---|---|---------------|---------------|--------------------------|------------------|-------------------|-------|
| General<br>(Track 1 Only) | Specific<br>(Tracks 1 & 3) | B | M | PW<br>Doppler | CW<br>Doppler | Color<br>Doppler Doppler | Power<br>Doppler | Combined<br>Modes | Other |
| Ophthalmic | Ophthalmic | | | | | | | | |
| Fetal Imaging & | Fetal | | | | | | | | |
| Other | Abdominal | N | N | N | | N | N | N | 3,4 |
| | Intra-operative (Specify) | | | | | | | | |
| | Intra-operative (Neuro) | | | | | | | | |
| | Laparoscopic | | | | | | | | |
| | Pediatric | | | | | | | | |
| | Small Organ[1] (Specify) | | | | | | | | |
| | Neonatal Cephalic | | | | | | | | |
| | Adult Cephalic | | | | | | | | |
| | Trans-rectal | | | | | | | | |
| | Trans-vaginal | | | | | | | | |
| | Trans-urethral | | | | | | | | |
| | Trans-esoph. (non-Card.) | | | | | | | | |
| | Musculo-skeletal<br>(Conventional) | | | | | | | | |
| | Musculo-skeletal<br>(Superficial) | | | | | | | | |
| | Other (Urology) | | | | | | | | |
| | Other (OB/GYN) | | | | | | | | |
| Cardiac | Cardiac Adult | N | N | N | | N | N | N | 3,4 |
| | Cardiac Pediatric | N | N | N | | N | N | N | 3,4 |
| Peripheral Vessel | Peripheral vessel | | | | | | | | |
N = new indication; P = previously cleared by FDA;
Note : 1. Combined modes are B/M, B/CFM , B/PW ,B/CFM/PW
2. Small Organ: thyroid, testes, breast 3. Includes guidance of biopsy (2D)
4. Tissue Harmonic Imaging
E = added under this appendix
Prescription Use × AND/OR Over-The-Counter Use (Part 21 CFR 801 Subpart D) (21 CFR 807 Subpart C) (PLEASE DO NOT WRITE BELOW THIS LINE-CONTINUE ON ANOTHER PAGE IF NEEDED)
Concurrence of CDRH, Office of In Vitro Diagnostics and Radiological Health (OIR)
(Division Sign Off) Division of Radiological Health Office of In Vitro Diagnostic and Radiological Health 510(k)
{7}------------------------------------------------
# 510(k) Summary
In accordance with 21 CFR 807.92 the following summary of information is provided:
### 1. Submitter:
| Submitter: | Chison Medical Imaging Co., Ltd. |
|----------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Address: | No.228, ChangJiang East Road,Block 51 and 53,<br>Phase 5 Industrial Park, ShuoFang, New District,<br>Wuxi 214142, China<br>No.9 Xin Hui Huan Road, New District ,WuXi P.R.China |
| Contact: | Mr. Liu Qifei |
| Tel: | +86-510-85310019 |
| Fax: | +86-510-85310021 |
| Date Prepared: | June 15, 2016 |
### 2. Device :
Trade Name: Site~Rite Halcyon Diagnostic Ultrasound System
Common Name: Diagnostic Ultrasound System with Accessories
Classification: Regulatory Class: II
Review Category: Tier II
| Classfication Name | 21 CFR Section | Product Code |
|------------------------------------------|----------------|--------------|
| Ultrasonic pulsed doppler imaging system | 892.1550 | 90-IYN |
| Ultrasonic pulsed echo imaging system | 892.1560 | 90-IYO |
| Diagnostic ultrasonic transducer | 892.1570 | 90-ITX |
### 3. Predicate Device(s):
SonoTouch Series Diagnostic Ultrasound Systems 510(k) Number: K121867
### 4. Device Description:
The Site -Rite Halcyon device is a compact and extremely portable ultrasound system consisting of a hand-carried console with the ability to dock it with a Docking station or mobile Docking cart.The primary means of control is graphical user interface implemented by a touch sensitive screen over the color LED display providing additional command input and keyboard entry. It utilizes interchangeable electronic-array transducers operating B-Mode (including Tissue Harmonic Imaging), M-Mode, Pulsed (PW) Doppler Mode, Color Doppler Mode, or a combination of these modes. with digital acquisition, processing and display capability operating under a Linux OS. Powered by an integrated battery in the docking station , the Site~Rite Halcyon is used primarily where portability, size and convenience are essential.
{8}------------------------------------------------
#### 5. Indications for Use:
The device is a general-purpose ultrasonic imaging instrument intended for use by a qualified clinician for evaluation of Fetal/OB, Abdominal (GYN & Urology), Pediatric, Small Organ (breast, testes, thyroid), Cardiac (Adult & Pediatric), Peripheral Vascular, Vascular Access, Musculo-skeletal Conventional & Superficial
#### 6. Summary of Non-Clinical Tests:
The Site~Rite Halcyon Diagnostic Ultrasound System has been evaluated for electrical, mechanical, thermal and electromagnetic compatibility safety, biocompatibility and acoustic output.
The device has been found to conform to applicable medical device safety standards in regards to thermal, mechanical and electrical safety as well as biocompatibility.
IEC 60601-1: 2005 Medical Electrical Equipment - Part 1: General Requirements for Safetv
IEC 60601-1-2: 2014 Medical Electrical Equipment - Part 1-2: General Requirements for Safety - Collateral Standard: Electromagnetic Compatibility -- Requirements and Tests.
IEC 60601-2-37: 2007 Medical electrical equipment - Part 2-37: Particular requirements for the basic safety and essential performance of ultrasonic medical diagnostic and monitoring equipment.
NEMA UD 2-2004, Acoustic Output Measurement Standard for Diagnostic Ultrasound Equipment Version 3.
NEMA UD3: 2004 Standards for Real-time Display of Thermal and Mechanical Acoustic Output Indices on Diagnostic Ultrasound Equipment
ISO 10993-1:2009 Biological evaluation of medical devices -- Part 1: Evaluation and testing within a risk management process
### 7. Clinical Test:
No clinical testing was required.
### 8. Comparison to Predicate Device:
#### Table 1 Substantial Equivalence Comparison
| | Predicate Device | Submission Device | |
|-------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------|
| Product<br>Name | SonoTouch Series<br>Diagnostic Ultrasound<br>Systems | Site~Rite Halcyon Diagnostic<br>Ultrasound System | Remark |
| Indications<br>for Use | Fetal/OB;<br>Abdominal (GYN & Urology);<br>Pediatric; | Fetal/OB;<br>Abdominal (GYN & Urology);<br>Pediatric; | SE<br>Analysis<br>1 |
| | | | |
| | Small Omgan(breast, testes,<br>thyroid); | Small Omgan(breast, testes,<br>thyroid); | |
| | Cardiac (adult & pediatric); | Cardiac (adult & pediatric); | |
| | Peripheral Vascular; | Peripheral Vascular;<br>Vascular Access; | |
| | Musculo-skeletal Conventional &<br>Superficial; | Musculo-skeletal Conventional &<br>Superficial. | |
| | Transrectal;<br>Transvaginal. | | |
| Design | Based on an embedded Linux<br>operating system. | Based on an embedded Linux<br>operating system. | |
| | Autocorrelation for color<br>processing and FFT for pulse | Autocorrelation for color processing<br>and FFT for pulse | Same |
| | Supporting Linear, Curve , and<br>Phase array probes . | Supporting Linear, Curve , and<br>Phase array probes . | |
| | Cine play back capability<br>Image file archive | Cine play back capability<br>Image file archive | |
| Operation<br>Controls | B-Mode | B-Mode | Same |
| | B/M Acoustic Output: 0-10, 1 step | B/M Acoustic Output: 0-10, 1 step | |
| | Focus Number: 4 steps | Focus Number: 4 steps | Same |
| | High Density: 0, 1 | High Density: 0, 1 | Same |
| | Frame Average: 0-7 steps | Frame Average: 0-7 steps | Same |
| | Edge Enhance: 0-7steps | Edge Enhance: 0-7steps | Same |
| | B Color Map: 0-31steps | B Color Map: 0-31steps | Same |
| | Gain: 0 - 255 steps | Gain: 0 - 255 steps | Same |
| | Dynamic Range: 30 - 90dB | Dynamic Range: 30 - 90dB | Same |
| | THI: on/off | THI: on/off | Same |
| | Depth: 1.5 - 24.6 cm | Depth: 1.5 - 24.6 cm | Same |
| | Color Flow Mode | Color Flow Mode | Same |
| | CF/PDI Focus Depth | CF/PDI Focus Depth | |
| | Frame Average: 0-7 steps | Frame Average: 0-7 steps | Same |
| | PRF: 0-15 steps | PRF: 0-15 steps | Same |
| | Gain: 0 - 255 steps | Gain: 0 - 255 steps | Same |
| | Wall Filter: 0-3 steps | Wall Filter: 0-3 steps | Same |
| | Angle:20,0,-20 | Angle:20,0,-20 | Same |
| | CF/PDI Focal Number: 1 | CF/PDI Focal Number: 1 | Same |
| | Color Map: 0-8 steps | Color Map: 0-8 steps | Same |
| | Color Threshold: 0-15 steps | Color Threshold: 0-15 steps | Same |
| | M-Mode | M-Mode | Same |
| | Sweep Speed: 4 steps | Sweep Speed: 4 steps | |
| | M Color: 4 types | M Color: 4 types | Same |
| | M Gain: 0 - 255 steps | M Gain: 0 - 255 steps | Same |
| | PW-Mode | PW-Mode | Same |
| | Doppler Gain:0~255 | Doppler Gain:0~255 | |
| | PRF:0~15 | PRF:0~15…
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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.