Otoport OAE +ABR Advance, Otoport OAE+ABR DP+TE, Otoport OAE+ABR Screener-Otocheck OAE+ABR, Otocheck OAE+ABR LE, Otocheck ABR Screener-Otodynamics ABR Upgrade Kit
Applicant
Otodynamics, Ltd.
Product Code
EWO · Ear, Nose, Throat
Decision Date
Feb 23, 2015
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 874.1050
Device Class
Class 2
Attributes
Pediatric
Indications for Use
The Otodynamics Otoport/Otocheck OAE+ABR device is indicated for use when there is a requirement to screen for hearing disorders by objective and non-invasive means. ABR, TEOAE and DPOAE screening test results are automatically interpreted and a clear 'Pass' or 'Refer' result is presented to the user who will be a trained screener, audiologist or medical professional. Use of the device is indicated when the patient is unable to give reliable voluntary responses to sound, especially with infants. Use of the device facilitates the early detection of hearing loss and its characterization. The TEOAE and DPOAE analytical functions of the device are indicated when objective non-invasive clinical investigations require the characterization and monitoring of the functional status of the peripheral auditory function. For this purpose the device is intended to be used by audiologically skilled professionals. These TEOAE and DPOAE tests are applicable to populations of any age to obtain objective evidence of peripheral auditory function.
Device Story
Compact, handheld, battery-powered electronic device for hearing testing. Inputs: acoustic stimuli via probe; physiological responses (OAE from inner ear, ABR from scalp electrodes). Operation: device delivers sound stimuli; records OAE/ABR responses; automatically analyzes data to determine 'Pass' or 'Refer' status. Used by trained screeners, audiologists, or medical professionals in clinical settings. Output: clear 'Pass'/'Refer' result for screening; analytical data for clinical investigation. Benefits: objective, non-invasive hearing assessment; facilitates early detection of hearing loss in non-communicative patients (e.g., infants).
Clinical Evidence
Bench testing and clinical evaluations performed. Device demonstrated high sensitivity and specificity in detecting normal and absent ABR/OAE responses, consistent with predicate performance.
Technological Characteristics
Handheld, battery-powered electronic device. Components: insert earphone probe for acoustic stimulation/OAE recording; self-adhesive electrodes for ABR recording. Functions: OAE and ABR screening/analysis. Software-based automated interpretation of physiological responses.
Indications for Use
Indicated for hearing screening and clinical investigation of peripheral auditory function in patients of any age, including infants unable to provide voluntary responses. Used for early detection and characterization of hearing loss.
Regulatory Classification
Identification
An audiometer or automated audiometer is an electroacoustic device that produces controlled levels of test tones and signals intended for use in conducting diagnostic hearing evaluations and assisting in the diagnosis of possible otologic disorders.
GN Otometrics Madsen AccuScreen Type 1077 (K132957)
Submission Summary (Full Text)
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Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
Otodynamics, Ltd. % Mr. Christopher Sloan Principal Consultant Quintiles Consulting 1801 Rockville Pike, Suite 300 Rockville, MD 20852
Re: K143395
Trade/Device Name: Otodynamics Otoport/Otocheck OAE+ABR Device Family Regulation Number: 21 CFR 882.1900 Regulation Name: Evoked response auditory stimulator Regulatory Class: Class II Product Code: GWJ, EWO Dated: November 25, 2014 Received: November 26, 2014
Dear Mr. Sloan,
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 devicerelated 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/MedicalDevices/ResourcesforYou/Industry/default.htm. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely vours.
Image /page/1/Picture/8 description: The image shows the text "Deborah L. Falls -S" in a simple, sans-serif font. The text is horizontally aligned and appears to be part of a document or label. The letters are clear and legible, with consistent spacing between them. The background is plain, which makes the text stand out.
for Malvina B. Eydelman, M.D. Director Division of Ophthalmic and Ear, Nose and Throat Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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# Indications for Use
510(k) Number (if known) K143395
Device Name Otoport/Otocheck OAE+ABR
#### Indications for Use (Describe)
The Otodynamics Otoport/Otocheck OAE+ABR device is indicated for use when there is a requirement to screen for hearing disorders by objective and non-invasive means. ABR, TEOAE and DPOAE screening test results are automatically interpreted and a clear 'Pass' or 'Refer' result is presented to the user who will be a trained screener, audiologist or medical professional. Use of the device is indicated when the patient is unable to give reliable voluntary responses to sound, especially with infants. Use of the device facilitates the early detection of hearing loss and its characterization.
The TEOAE and DPOAE analytical functions of the device are indicated when objective non-invasive clinical investigations require the characterization and monitoring of the functional status of the peripheral auditory function. For this purpose the device is intended to be used by audiologically skilled professionals. These TEOAE and DPOAE tests are applicable to populations of any age to obtain objective evidence of peripheral auditory function.
| Type of Use ( <i>Select one or both, as applicable</i> ) | | |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------|
| <table style="border:none"><tr><td><span style="font-size:16px">☒</span> Prescription Use (Part 21 CFR 801 Subpart D) </td><td><span style="font-size:16px">☐</span> Over-The-Counter Use (21 CFR 801 Subpart C) </td></tr></table> | <span style="font-size:16px">☒</span> Prescription Use (Part 21 CFR 801 Subpart D) | <span style="font-size:16px">☐</span> Over-The-Counter Use (21 CFR 801 Subpart C) |
| <span style="font-size:16px">☒</span> Prescription Use (Part 21 CFR 801 Subpart D) | <span style="font-size:16px">☐</span> Over-The-Counter Use (21 CFR 801 Subpart C) | |
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# 510(K) SUMMARY
# Otodynamics Otoport/Otocheck OAE+ABR Family
#### 510(k) Owner
Otodynamics Ltd 30-38 Beaconsfield Road Hatfield Hertfordshire AL10 8BB United Kingdom Contact Person: Mr. Julian Rutherford Telephone: +44 1707 267540 Email: julian.rutherford@otodynamics.com
#### Official Correspondent
Christopher M. Sloan Principal Consultant Quintiles Consulting 1801 Rockville Pike, Suite 300 Rockville, MD 20852 Phone: (301) 272-3114 Facsimile: (301) 272-0004 Email: chris.sloan@quintiles.com
### Date Prepared: November 5, 2014
Device Tradenames: Otodynamics Otoport/Otocheck OAE+ABR Device Family, consisting of:
- Otoport OAE+ABR Advance .
- Otoport OAE+ABR DP+TE
- Otoport OAE+ABR Screener
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- Otocheck OAE+ABR
- Otocheck OAE+ABR LE
- Otocheck ABR Screener
- Otodynamics ABR Upgrade Kit
#### Device Common or Usual Name:
Otoacoustic emission analyser and auditory evoked response stimulator
#### Classification Name:
Audiometer [class II, 21 CFR Section 874.1050; product code EWO; Panel 77 (Ear, Nose & Throat)]
Evoked response auditory stimulator [class II, 21 CFR Section 882.1900; product code GWJ; Panel 84 (Neurology)]
#### Predicate Devices:
Otodynamics Otoport (K072033) for otoacoustic emission functions
GSI Audioscreener (K024205) and GN Otometrics Madsen AccuScreen Type 1077 (K132957) for auditory brainstem functions
### Device Description:
The Otodynamics Otoport/Otocheck OAE+ABR device is a compact, handheld, batterypowered electronic device which records physiological responses to sound for the purpose of hearing testing. The device records two responses of the auditory system to sound, namely the otoacoustic emission (OAE) response from the inner ear and the auditory brainstem response (ABR) from the brain. The OAE response is acoustically stimulated and recorded via an insert earphone device called a 'probe'. The ABR response is also acoustically stimulated via the OAE probe but is recorded electrically via self-adhesive conducting pads called 'electrodes', which are placed on the scalp.
The device provides-
- A hearing screening function based on the detection of either OAE or ABR responses
- An analysis of OAE responses for use in the clinical investigation of hearing disorders.
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For hearing screening purposes the responses are automatically analyzed and interpreted to give an unambiguous Pass / Refer result. A 'Pass' result means that normally expected responses to the primary speech frequency sounds have been positively identified and no further audiological investigation is indicated. A 'Refer' result means that normally expected responses have not been identified indicating further audiological investigation unless a poor test environment is indicated in which case a retest under better conditions is recommended.
The Otoport/Otocheck OAE+ABR provides identical OAE analyses to the predicate Otoport OAE device, which is incorporated in the new device. The ABR screening function of the new device uses the same conventional ABR technologies used by the predicate devices. Tests have demonstrated the device to perform well in the clinical environment and to deliver high sensitivity and specificity as a screener.
# Intended Use / Indications for Use
The Otodynamics Otoport or Otocheck OAE+ABR has the same fundamental intended use as the three predicate devices namely use in screening for hearing-related disorders. The indications for use of the two predicate devices which include both OAE and ABR screening methodologies are comparable to that of the Otodynamics Otoport/Otocheck OAE+ABR. The differences that exist in the detailed implementation of these methodologies do not alter efficacy or efficiency of the Otodynamics Otoport/Otocheck OAE+ABR device for screening. Therefore, the Otodynamics Otoport/Otocheck OAE+ABR has the same intended use as the predicate devices.
The Otodynamics Otoport/Otocheck OAE+ABR device is indicated for use:
"when there is a requirement to screen for hearing disorders by objective and noninvasive means. ABR, TEOAE and DPOAE screening test results are automatically interpreted and a clear 'Pass' or 'Refer' result is presented to the user who will be a trained screener, audiologist or medical professional. Use of the device is indicated when the patient is unable to give reliable voluntary responses to sound, especially with infants. Use of the device facilitates the early detection of hearing loss and its characterization.
The TEOAE and DPOAE analytical functions of the device are indicated when objective non-invasive clinical investigations require the characterization and monitoring of the functional status of the peripheral auditory function. For this purpose the device is intended to be used by audiologists or other audiologically skilled professionals. These TEOAE and DPOAE tests are applicable to populations of any age to obtain objective evidence of peripheral auditory function."
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# Technological Characteristics
The Otoport/Otocheck OAE+ABR has the identical otoacoustic emission (OAE) based functions compared to the Otodynamics' Otoport device [K072033]. The Otoport/Otocheck OAE+ABR device only differs from Otodynamics' Otoport device [K072033] by the inclusion of an auditory brainstem response (ABR) screening function comparable to that included in the Audioscreener [K024205] and the GN Otometrics AccuScreen [K132957] devices. Otoport/Otocheck OAE+ABR is also comparable to the Audioscreener and the AccuScreen with respect to the combination of OAE and ABR screening functions in one instrument.
Any differences in technological characteristics (e.g., design, materials) between the Otoport/Otocheck OAE+ABR and the predicate devices do not raise new types of safety or effectiveness questions. In addition, accepted scientific methods exist for assessing the effect of these new characteristics, and have been applied.
## Performance
The Otoport/Otocheck OAE+ABR meets the requirements of a hearing screener met by the predicate devices viz. in that it is efficient in the detection of normal healthy ABR and OAE responses (i.e., high specificity), and reliable in its ability to detect the absence of ABR and OAE (i.e., high sensitivity). Based on the results of the bench testing validated by clinical evaluations, the Otoport/Otocheck OAE+ABR is adequately designed for its intended use and this supports a determination of substantial equivalence.
### Conclusion
The Otoport/Otocheck OAE+ABR has the same intended use and comparable technological characteristics as the predicates. Any differences in technological characteristics between the Otoport/Otocheck OAE+ABR and the predicates do not raise new types of safety or effectiveness questions. In addition, accepted scientific methods exist for assessing the effect of these new characteristics. Bench performance testing and testing in the clinical environment demonstrate that the functionality, integrity, and safety of the Otoport/Otocheck OAE+ABR are adequate for its intended use and support a determination of substantial equivalence to marketed devices.
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Part 1 — Search, results, and everyday workflows 16 min
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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 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.
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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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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.
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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.
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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.