ResScan is intended to augment the standard follow-up care of patients by providing transfer of machine and therapeutic information. This includes the ability to remotely change settings in non-life support devices only. It is intended to be used by Clinicians in conjunction with ResMed compatible therapy devices, using ResMed's proprietary communications protocol.
Device Story
ResScan is a software application used by clinicians in hospital settings to manage patient therapy data from ResMed flow generators. It functions as a data interface, allowing clinicians to download, view, and store patient/machine data (e.g., mask leak, AHI, pressure, minute ventilation, respiratory rate) and generate reports. The device facilitates remote settings management for non-life support devices via removable media or direct PC connection using ResMed's proprietary communication protocol. By enabling clinicians to monitor therapy compliance and adjust device parameters, ResScan supports clinical decision-making and optimizes patient therapy management. It does not perform life-support functions but supports the reporting of multiple therapy programs and modes for various ResMed devices.
Clinical Evidence
Bench testing only. No clinical data was required as the device functions to obtain information from therapeutic devices for which clinical trials have already been conducted or compared with previous predicate results. Verification testing confirmed successful data transfer between flow generators and the ResScan software.
Technological Characteristics
Software-based data management system. Interfaces with ResMed flow generators via serial connection or removable media. Supports Windows Remote Desktop environments. Connectivity via proprietary ResMed communication protocol. No specific hardware materials; software-based functionality.
Indications for Use
Indicated for patients requiring follow-up care for therapy managed by ResMed compatible flow generators. Used by clinicians to transfer machine/therapeutic data and remotely adjust settings on non-life support devices.
Regulatory Classification
Identification
A noncontinuous ventilator (intermittent positive pressure breathing-IPPB) is a device intended to deliver intermittently an aerosol to a patient's lungs or to assist a patient's breathing.
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### KI40.054
# RESMED
# MAY 1 6 2014
ResScan Traditional 510(k)
#### 510(k) SUMMARY
[As required by 21 CFR 807.92(c)]
| Date Prepared | 15 April 2014 |
|---------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Submitter Name | Nicole Gaddi |
| Official Contact | Mr. Jim Cassi<br>Vice President - Quality Assurance Americas<br>9001 Spectrum Center Blvd<br>San Diego CA 92123 USA<br>Tel: (858) 836 6081 |
| Device Trade Name | ResScan |
| Device Common Name | Continuous Ventilator |
| Classification/s &<br>Classification Name/s | 21 CFR 868.5905, 73 BZD (Class II)<br>Non continuous ventilator (IPPB)<br>21 CFR 868.5895, 73 MNS (Class II)<br>Continuous Ventilator<br>21 CFR 868.5895, 73 MNT (Class II)<br>Continuous Ventilator<br>21 CFR 868.5895, 73 CBK (Class II)<br>Ventilator, continuous, facility use |
| Legally Marketed<br>Predicate Device<br>Reason for Submission | ResScan (K113815)<br>New Device |
#### Indication for Use
ResScan is intended to augment the standard follow-up care of patients by providing transfer of machine and therapeutic information. This includes the ability to remotely change settings in non-life support devices only.
It is intended to be used by Clinicians in conjunction with ResMed compatible therapy devices, using ResMed's proprietary communications protocol.
#### Device Description
The performance and functional characteristics of ResScan includes all the user friendly features of the predicate device.
ResScan allows the clinician to:
- Download and view patient and machine data from ResMed flow generators A
- Store patient details A
- Set machine parameters (Using Removal Media or PC direct connection), non-life support A devices only.
- メ Create and print reports
- > . Uses Removal Media or PC direct connection as the interface between the flow generator and ResScan
- 大 Support for Data Card Reader
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### Substantial Equivalence
The new device has the following similarities to the previously cleared predicate device.
- 入 Similar intended use
- > Same operating principle
- Same technologies ★
- > Same manufacturing process
Design and Verification activities were performed on ResScan as a result of the risk analysis and design requirements. Verification testing included end-to-end testing to confirm that settings were successfully transferred between the flow generator and ResScan, and data captured by the flow generator was sent to ResScan. All tests confirmed the product met the predetermined acceptance criteria. ResMed has determined that the new device is substantially equivalent to the predicate device and any changes do not raise new questions of safety and effectiveness when used for patient compliance management as an adjunct with ResMed flow generators. The new device complies with the applicable requirements referenced in the FDA guidance documents:
- FDA Guidance for the Content of Premarket Submissions for Software Contained in Medical > Devices (May 11, 2005)
- > FDA Off-the-Shelf Software Use in Medical Devices (September 9, 1999)
| Feature | ResScan predicate(K113815) | ResScan (modified) | Comments |
|-------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------|
| Intended Use | ResScan™ is intended to<br>augment the standard follow-up care of patients by<br>providing transfer of machine and therapeutic information,<br>including the ability to remotely change settings.<br><br>It is intended to be used by<br>Clinicians in conjunction with<br>ResMed compatible flow<br>generators, using ResMed's<br>proprietary communications protocol. | ResScan™ is intended to<br>augment the standard<br>follow-up care of patients by<br>providing transfer of<br>machine and therapeutic<br>information. This includes<br>the ability to remotely<br>change settings in non-life<br>support devices only.<br><br>It is intended to be used by<br>Clinicians in conjunction<br>with ResMed compatible<br>therapy devices, using<br>ResMed's proprietary<br>communications protocol. | Equivalent:<br>Remote setting change<br>functionality is not<br>applicable to ResMed<br>CBK therapy devices. |
| Location of use | • Hospital | • Hospital | Equivalent |
| Functionality | • Display of therapy data<br>• Generate reports<br>• Settings management<br>• Patient management | • Display of therapy data<br>• Generate reports<br>• Settings management<br>• Patient management | Equivalent:<br>Remote setting change<br>functionality only<br>applies to non-life<br>support devices |
| Compatible<br>flow generators | • Resmed compatible<br>therapy devices (73 BZD,<br>73 MNS and 73 MNT ) | • Resmed compatible<br>therapy devices (73 BZD,<br>73 MNS, 73 MNT and 73<br>CBK ) | Equivalent:<br>Remote setting change<br>functionality only<br>applies to non-life<br>support devices |
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| Feature | ResScan predicate(K113815) | ResScan (modified) | Comments |
|-------------------------|----------------------------------------------------------------------------------|----------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------|
| Communication<br>medium | • Serial connection<br>• Removable medium | • Serial connection<br>• Removable medium | Equivalent:<br>Serial connection only<br>applies to non-life<br>support devices |
| Patient<br>information | • Mask Leak<br>• AHI<br>• Pressure<br>• Minute Ventilation<br>• Respiratory rate | • Mask Leak<br>• AHI<br>• Pressure<br>• Minute Ventilation<br>• Respiratory rate | Equivalent |
| Changeable<br>settings | • Start Pressure<br>• Set Pressure<br>• Ramp time<br>• Setting time | • Start Pressure<br>• Set Pressure<br>• Ramp time<br>• Setting time | Equivalent:<br>Remote setting change<br>functionality only<br>applies to non-life<br>support devices |
### Non-Clinical Testing
Design and non-clinical verification activities were performed on ResScan as a result of the updated risk analysis and design requirements. Verification testing included End-to-End bench testing to verify that ResScan, using only Removable Media, can receive patient usage, device settings, therapy summary data, detailed signal data and device log information from the flow generator (data). All tests confirmed the product met the predetermined acceptance criteria. ResMed has determined that the new version of ResScan is substantially equivalent to the predicate device, ResScan (K113815).
ResScan met the predetermined pass/fail criteria as defined in the ResScan System Verification Report.
#### Clinical Testing
Clinical testing was not deemed necessary as identified in the Risk Analysis, as ResScan only obtains patient and machine information from therapeutic devices for which clinical trials have already been conducted, or compared with previous predicate comparison test results. Accordingly no clinical testing is required.
#### Summary of additional features from the ResScan (K113815)
- > ResMed compatible therapy devices include, e.g. VPAP Bilevel devices (73 MNS).
- Life support therapy device (73 CBK). A
- Display/reporting of multiple therapy programs for life support therapy devices. メ
- Display/reporting of additional modes such as ASVAuto, ACV, PACV, V-SIMV, P-SIMV, & PS. A
- A Support for Windows Remote Desktop Environments.
The inclusion of these features has been assessed within the risk analysis and no additional safety risks have been found as a result of the inclusion of these features.
#### Conclusion
The modified ResScan is as safe and as effective as the predicate device, ResScan (K113815) and is deemed substantially equivalent to the predicate device, ResScan (K113815).
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Image /page/3/Picture/1 description: The image shows the logo for the U.S. Department of Health and Human Services. The logo features a stylized eagle with its wings spread, and three horizontal lines below the eagle. The text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" is arranged around the eagle in a circular fashion.
Public Health Service
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
May 16, 2014
Resmed Corporation Mr. Jim Cassi Vice President, Quality Assurance Americas 9001 Spectrum Center Blvd. San Diego, CA 92123
Re: K140054
Trade/Device Name: ResScan Regulation Number: 21 CFR 868.5905 Regulation Name: Non-continuous Ventilator Regulatory Class: II Product Code: BZD, MNS, MNT, CBK Dated: April 16, 2014 Received: April 18, 2014
#### Dear Mr. Cassi:
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.
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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.
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/McdicalDevices/ResourcesforYou/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 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.
Sincerely yours,
Tejashri Purohit-Sheth, M.D.
Tejashri Purohit-Sheth, M.D. Clinical Deputy Director
DAGRID/ODE/CDRH FOR
Erin I. Keith, M.S. Acting Director · Division of Anesthesiology, General Hospital, Respiratory, Infection Control and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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#### DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
## Indications for Use
Form Approved: OMB No. 0910-0120 Expiration Date: December 31, 2013 See PRA Statement on last page.
510(k) Number (if known) K140054
Device Name ResScan
Indications for Use (Describe)
ResScan is intended to augment the standard follow-up care of patients by providing transfer of machine and thermation. This includes the ability to remotely change settings in non-life support devices only.
It is intended to be used by Clinicians in conjunction with ResMed compatible therapy devices, using
ResMed's proprietary communications protocol.
Type of Use (Select one or both, as applicable)
[x] Prescription Use (Part 21 CFR 801 Subpart D)
Over-The-Counter Use (21 CFR 801 Subpart C)
## Please do not write below this line - continue on a separate page if needed.
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Concurrence of Center for Devices and Radiological Health (CDRH) (Signature)
Image /page/5/Picture/15 description: The image shows a logo on the left and some text on the right. The text on the right says "Anya C." followed by "2014.05" and "15:10:04". The logo on the left is a stylized design, but it is difficult to make out the details.
Anya C. Harry -S 2014.05.15 15:10:04 -04'00'
Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
6. Collections
With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
How do you save a set of selected devices for later use?
Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.