1417WGA Digital Flat Panel X-Ray Detector is indicated for digital imaging solution designed for general radiographic system for human anatomy. It is intended to replace film or screen based radiographic systems in all general purpose diagnostic procedures. Not to be used for mammography.
Device Story
1417WGA is a wired/wireless digital X-ray flat panel detector; captures radiographic images of human anatomy. Device consists of a scintillator directly coupled to an a-Si TFT sensor. Input: X-ray radiation; Output: RAW digital image files. Wireless LAN (IEEE 802.11a/g/n) transmits captured images to a console PC system. Used in clinical settings (upright stands, tables, universal stands); operated by healthcare professionals. Console software converts RAW files to DICOM 3.0 for diagnosis and analysis. Enables digital imaging workflow; replaces film/screen systems; improves operability via high-speed processing.
Clinical Evidence
Bench testing included MTF, DQE, and NPS analysis per IEC 6220-1, showing performance equivalent to the predicate. Clinical evidence consisted of a comparative review of clinical images by a licensed US radiologist, evaluating similar age groups and anatomical structures to confirm diagnostic equivalence.
Technological Characteristics
Amorphous Silicon (a-Si) TFT flat panel detector; Gadolinium Oxysulfide scintillator; 14x17 inch imaging area; 127 um pixel pitch; 3.9 lp/mm resolution; 14-bit A/D conversion. Connectivity: Wired/Wireless (IEEE 802.11a/g/n). Standards: IEC 60601-1, IEC 60601-1-2, FCC Part 15. Sterilization: Not applicable.
Indications for Use
Indicated for digital imaging in general radiographic systems for human anatomy. Intended to replace film or screen-based systems for general purpose diagnostic procedures. Contraindicated for mammography.
Regulatory Classification
Identification
A stationary x-ray system is a permanently installed diagnostic system intended to generate and control x-rays for examination of various anatomical regions. This generic type of device may include signal analysis and display equipment, patient and equipment supports, component parts, and accessories.
Special Controls
*Classification.* Class II (special controls). A radiographic contrast tray or radiology diagnostic kit intended for use with a stationary x-ray system only is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 892.9.
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K131114
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## 510(k) Summary
This summary of 510(k) safety and effectiveness information is being submitted in accordance with requirements of 21 CFR Part 807.92.
Date 510K summary prepared: April 19, 2013
7 2013
Submitter's Name, address, telephone number, a contact person:
| Submitter's Name : | Rayence Co., Ltd. |
|-------------------------|-------------------------------------------|
| Submitter's Address: | 1F, 2F, 3F, #402, 14, Samsung 1-ro 1-gil, |
| | Hwaseong-si, Gyeonggi-do, Korea |
| Submitter's Telephone: | +82-31-8015-6459 |
| Contact person: | Mr. Kee Dock Kim / Manager |
| Official Correspondent: | Dave Kim (davekim@mtech-inc.net) |
| (U.S. Designated agent) | |
| Address: | 12946 Kimberley Ln, Houston, TX 77079 |
| Telephone: | +713-467-2607 |
| Fax: | +713-464-8880 |
Name of the device, including the trade or proprietary name if applicable, the common or usual name and the classification name, if known:
| Trade/proprietary name: | 1417WGA |
|-------------------------|-----------------------------------------|
| Common Name: | Digital Flat Panel X-ray Detector |
| Classification Name : | 21CFR892.1680 / Stationary x-ray system |
| Product Code: | MQB |
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#### Predicate Device :
| Manufacturer | : Rayence Co., Ltd. |
|---------------|-------------------------------------------|
| Device | : 1417PGA |
| 510(k) Number | : K122928 (Decision Date - JAN. 30. 2013) |
#### Device Description :
1417WGA is a wired/wireless digital X-ray flat panel detector that can acquire radiographic images of human anatomy when used with existing radiographic x-ray systems. The wireless LAN(IEEE 802.11a/g/n) communication signals images captured to the system and improves the user operability through high-speed processing. This X-ray imaging detector consists of a scintillator directly coupled to an a-Si TFT sensor. 1417WGA is designed specifically to be integrated with a console PC system and X-Ray generator to digitalize x-ray images into RAW files. The RAW files can be made to DICOM compatible image files which can be viewed by console SW for a radiographic image diagnosis and analysis.
#### Indication for use :
1417WGA Digital Flat Panel X-Ray Detector is indicated for digital imaging solution designed for general radiographic system for human anatomy. It is intended to replace film or screen based radiographic systems in all general purpose diagnostic procedures. Not to be used for mammography.
### Summary of the technological characteristics of the device compared to the predicate device:
The 1417WGA SSXI detector described in this 510(k) has the same indications for use and same technical characteristics as its predicate device. 1417GA flat panel detector, of Rayence Co., Ltd. Table 1 summarizes the technological characteristics of the 1417WGA and 1417GA. the predicate device.
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·
| Characteristic | Proposed<br>Rayence Co.,Ltd.<br>1417WGA | Predicate<br>Rayence Co.,Ltd.<br>1417PGA |
|-----------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 510(k) number | - | -K122928 |
| Intended Use | 1417WGA Digital Flat Panel X-<br>Ray Detector is indicated for<br>digital imaging solution designed<br>for general radiographic system<br>for human anatomy. It is intended<br>to replace film or screen based<br>radiographic systems in all<br>general purpose diagnostic<br>procedures. Not to be used for<br>mammography. | 1417PGA Digital Flat Panel X-<br>Ray Detector is indicated for<br>digital imaging solution designed<br>for general radiographic system<br>for human anatomy. It is intended<br>to replace film or screen based<br>radiographic systems in all<br>general purpose diagnostic<br>procedures. Not to be used for<br>mammography. |
| Detector Type | Amorphous Silicon, TFT | Amorphous Silicon, TFT |
| Scintillator | Gadolinium Oxysulfide | Gadolinium Oxysulfide |
| Imaging Area | 14 x 17 inches | 14 x 17 inches |
| Total Pixel<br>Number | 3328 x 2816 pixels | 3328 x 2816 pixels |
| Pixel pitch | 127 um | 127 um |
| Resolution | 3.9 lp/mm | 3.9 lp/mm |
| A/D conversion | 14 bit | 14 bit |
| Preview Image | 2~3 seconds (wired)<br>/ 3~5 seconds (wireless) | 2~3 seconds |
| Data output | RAW<br>*The RAW files are<br>convertible into DICOM 3.0<br>by console S/W | RAW<br>*The RAW files are<br>convertible into DICOM 3.0<br>by console S/W |
| Dimensions | 460 x 417 x 15.9 mm | 460 x 417 x 15.9 mm |
| Weight | 3.6 kg (incl. battery pack) | 3.4 kg |
| Application | Wireless portable system<br>Available with upright stand,<br>table, universal stand | Portable system<br>Available with upright stand,<br>table, universal stand |
| Feature | Image: portable system | Image: portable system |
Table I: Comparison of 1417WGA and 1417PGA
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#### 510(k) Submission - 1417WGA
#### Table 2: Size Comparison of 1417WGA and 1417PGA
| Item | Unit | 1417WGA | 1417PGA |
|--------------------------------------------|--------|-------------|-------------|
| Pixel Pitch | μm | 127 x 127 | 127 x 127 |
| Total Pixel Number | pixels | 3328 x 2816 | 3328 x 2816 |
| Effective Pixel Area | mm | 415 x 350 | 415 x 350 |
| Effective Pixel Number(light<br>sensitive) | pixels | 3268x 2756 | 3268x 2756 |
| Fill factor | % | 61.03 | 61.03 |
| Weight | Kg | 3.6 Kg | 3.4 Kg |
#### Summary of Performance Testing:
The wireless/wired 1417WGA flat panel detector is a modified version of 1417PGA (K122928), FDA cleared predicate device from Rayence. Indications for use, material, form factor, performance, and safety characteristics between 1417WGA and 1417PGA are the same. The non-clinical test report and clinical consideration report were prepared and submitted to FDA separately to demonstrate the substantial equivalency between two different detectors. The non-clinical test report contains the MTF, DQE and NPS test results of 1417WGA and 1417PGA by using the identical test equipment and same analysis method described by IEC 6220-1 The comparison of the MTF for 1417WGA and 1417PGA detector demonstrated that the MTF of the 1417WGA detector performed almost same with 1417PGA. Therefore the overall resolution performance and sharpness of 1417WGA is almost same with 1417PGA. The DQE represents the ability to visualize object details of a certain size and contrast. 1417WGA demonstrated almost same DQE
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Image /page/4/Picture/1 description: The image shows handwritten text on a white background. The text at the top reads "K131114" and below that is "Page 5 of 5". In the bottom left corner, the text "Rev.0" is visible. The handwriting appears to be cursive and the overall image has a simple, document-like quality.
performance with 1417PGA at various spatial frequencies and provides almost same Signal-to Noise Ratio (SNR) transfer from the input to the output of a detector as a function of frequency. At the lowest spatial frequency, the 1417WGA has a DQE: of 41% and that of 1417PGA is 42%. 1417WGA exhibited NPS which has almost same performance with 1417PGA. Therefore, the image quality of 1417WGA is almost same with 1417PGA at the same patient exposure.
To further demonstrate the substantial equivalency of two devices, clinical images are taken from both devices and reviewed by a licensed US radiologist to render an expert opinion. Both test (1417WGA) and control group (1417PGA) are evaluated according to similar age group and anatomical structures were compared in accordance with the test protocol of diagnostic radiography evaluation procedure.
Based on the non-clinical and clinical consideration test and the outcome of a comparative review by an expert for both devices, we can claim the substantial equivalency between 1417WGA and its predicate device, 1417PGA in terms of image quality.
#### Safety, EMC and Performance Data :
Electrical, mechanical, environmental safety and performance testing according to standard IEC 60601-1:1988 + A1:1991 + A2:1995 (Medical electrical equipment Part 1: General Requirements for Safety) was performed, and EMC testing were conducted in accordance with standard IEC60601-1-2:2007 (CISPR 11:2009/A1: 2010), EN60601-1-2:2007 +A1:2010 (Medical electrical equipment - Part 1-2: General Requirements for safety -- Collateral Standard : Electromagnetic Compatibility Requirements and tests). The equipment also complies with the standard FCC Rule part(s) 47CFR PART 15.107(B) / 47CFR PART 15.109(G) CLASSB. All test results were satisfactory.
#### Conclusions:
In accordance with the Federal Food, Drug and Cosmetic Act, 21 CFR Part 807 and based on the information provided in this premarket notification Rayence Co., Ltd. concludes that 1417WGA is safe and effective and substantially equivalent in comparison with 1417PGA, , the predicate device as described herein.
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Image /page/5/Picture/1 description: The image shows the seal of the Department of Health & Human Services (HHS) of the United States. The seal features the department's name encircling a symbol. The symbol is a stylized representation of a caduceus, a traditional symbol of medicine, with a modern, abstract design.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
September, 17, 2013
Ravence Co. Ltd. % Mr. Dave Kim Medical Device Regulatory Affairs Mtech Group 12946 Kimberley Lane HOUSTON TX 77079
Re: K131114
Trade/Device Name: Digital Flat Panel X-ray Detector/1417WGA Regulation Number: 21 CFR 892.1680 Regulation Name: Stationary x-ray system Regulatory Class: II Product Code: MQB Dated: August 30, 2013 Received: September 4, 2013
Dear Mr. Kim:
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 Small Manufacturers, International and Consumer Assistance at its tollfree 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" (21CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, International and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely yours,
Smh)
for
Janine M. Morris Director, Division of Radiological Health Office of In Vitro Diagnostics and Radiological Health Center for Devices and Radiological Health
Enclosure
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# Indications for Use
510(k) Number (if known): K131114
Digital Flat Panel X-Ray Detector /1417WGA Device Name:
Indications for Use:
1417WGA Digital Flat Panel X-Ray Detector is indicated for digital imaging solution designed for general radiographic system for human anatomy. It is intended to replace film or screen based radiographic systems in all general purpose diagnostic procedures. Not to be used for mammography.
Prescription Use (Part 21 CFR 801 Subpart D)
AND/OR
Over-The-Counter Use (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 Diagnostics and Radiological Flealth
K131114 510(k)
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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.
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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?
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Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
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Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
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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.
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Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
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Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
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Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.