The Cochlear™ Baha® 5 SuperPower Sound Processor is intended for treatment of patients who have conductive or mixed hearing loss as a result of certain medical conditions such as bilateral atresia and chronic supportive otitis media, and for those who have Single-Sided Deafness (SSD) caused by a congenital condition, surgery, trauma, or disease.
Device Story
External sound processor; part of bone-anchored hearing system. Inputs: acoustic signals via microphone. Transformation: converts acoustic to electrical signals; drives mechanical transducer. Output: mechanical vibrations transmitted transcranially to cochlea via titanium implant/abutment. Used by patients with conductive/mixed hearing loss or SSD. Decoupled microphone/processor and actuator unit allow flexible wearing options to maximize gain and minimize feedback. Powered by rechargeable lithium-ion battery. Bypasses damaged outer/middle ear to provide direct stimulation to inner ear. Clinical benefit: improved sound access for patients with up to 65dB SNHL.
Clinical Evidence
Bench testing only. Performance testing compared subject device to predicate implant/abutment systems, including environmental, reliability, durability, electrical interface, and functional/performance testing. Results demonstrated functional equivalence to predicates.
Technological Characteristics
Medical grade plastics and metals. Bone conduction transducer. Rechargeable lithium-ion battery. Decoupled microphone/processor and actuator unit. Connects to titanium osseointegrated implant/abutment. Biocompatible materials.
Indications for Use
Indicated for patients of any age using Baha Softband/headband; patients aged 5+ for Baha osseointegrated implant system. Targets conductive/mixed hearing loss (bone-conduction threshold ≤ 65 dB HL) or unilateral sensorineural deafness (SSD) with normal hearing in contralateral ear (air-conduction threshold ≤ 20 dB HL). Bilateral fitting for symmetric moderate-to-severe conductive/mixed loss. Also indicated for patients who cannot/will not use AC CROS hearing aids.
Regulatory Classification
Identification
A bone-conduction hearing aid is a wearable sound-amplifying device intended to compensate for impaired hearing and that conducts sound to the inner ear through the skull. The non-implantable components of a bone-conduction hearing aid, such as the external sound processor, are subject to the requirements in § 801.422 of this chapter.
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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 is a circular seal with the words "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" around the perimeter. Inside the circle is a stylized image of three human profiles facing to the right, with flowing lines representing hair or clothing.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
Cochlear Americas Mr. Tristan Manus Regulatory Affairs Specialist 13059 E. Peakview Ave. Centennial. CO 80111
Re: K153245
Trade/Device Name: Baha 5 Super Power Sound Processor Regulation Number: 21 CFR 874.3300 Regulation Name: Hearing Aid Regulatory Class: Class II Product Code: LXB Dated: January 29, 2016 Received: February 1, 2016
Dear Mr. Manus:
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 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/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 yours.
Kesia Alexander
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
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# 4. Indications for Use Statement
510(k) Number (if known): K153245
Device Name: Cochlear™ Baha® 5 SuperPower Sound Processor
Indications for Use:
The Cochlear™ Baha® 5 SuperPower Sound Processor is intended for the following patients and indications for use:
- Patients aged 5 and older o
- Patients who have a conductive or mixed hearing loss and can still benefit from sound ● amplification. The pure tone average bone-conduction hearing threshold (measured at 0.5, 1, 2, and 3kHz) should be better than or equal to 65 dB HL for use with the Baha 5 SuperPower Sound Processor.
- Bilateral fitting is intended for patients who meet the above criterion in both ears, with o bilaterally symmetric moderate to severe conductive or mixed hearing loss. Symmetrical bone-conduction thresholds are defined as less than a 10 dB average difference between ears (measure at 0.5, 1, 2, and 3 kHz), or less than a 15 dB difference at individual frequencies.
- Patients who suffer from unilateral sensorineural deafness in one was with normal ● hearing in the other ear (i.e. Single-sided deadness: SSD™). Normal hearing is defined as a pure tone average air-conduction hearing threshold (measure at 0.5, 1, 2, and 3 kHz) of better than or equal to 20 dB HL.
- Baha for SSD is also indicated for any patient who is indicated for an air-conduction ● contralateral routing of signals (AC CROS) hearing aid, but who for some reason cannot or will not use an AC CROS.
| Prescription Use | X |
|-----------------------------|---|
| (Part 21 CFR 801 Subpart D) | |
AND/OR
| Over-The-Counter Use | |
|------------------------|--|
| (21 CFR 801 Subpart C) | |
(PLEASE FO NOT WRITE BELOW THIS LINE – CONTINUE ON ANOTHER PAGE IF NEEDED)
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## K153245
#### 510(K) Summary
A. Submitter Information Submitted by:
On behalf of the manufacturer
Contact:
#### B. Date Prepared
C. Device Class D. Device Name
Trade/Proprietary Name:
Common/Usual Name: Classification Name:
Classification Panel: Product Code: 510(k):
#### E. Predicate Device
(Primary) Trade/Proprietary Name: Common/Usual Name: Classification Name:
Classification Panel Product Code: 510(k):
(Secondarv) Trade/Proprietary Name: Common/Usual Name: Classification Name:
Classification Panel:
Cochlear Americas 13059 East Peakview Ave. Centennial, CO 80111
Cochlear Bone Anchored Solutions AB Konstruktionsvagen 14 SE-435 33 Molnlycke Sweden (Establishment Number 9616024)
Tristan Manus Regulatory Affairs Specialist II Cochlear Americas tmanus@cochlear.com (303) 264-2149 (o) (303) 524-6825 (f)
November 6th 2015
### II
Cochlear™ Baha® 5 SuperPower Sound Processor Hearing Aid (Bone Conduction) Hearing Aid, Bone Conduction, Implanted 21 CFR 874.3300, Class II Ear, Nose, and Throat LXB K153245
Cordelle II Sound Processor Auditory Osseointegrated Implant Hearing Aid, Bone Conduction, Implanted 21 CFR 874.3300, Class II Ear, Nose, and Throat LXB K150751
Baha 5 Sound Processor Auditory Osseointegrated Implant Hearing Aid, Bone Conduction, Implanted 21 CFR 874.3300, Class II Ear, Nose, and Throat
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Product Code: 510(k):
LXB K142907
#### F. Purpose of Submission
This submission is adding the Cochlear™ Baha® 5 SuperPower Sound Processor to the series of processors offered by Cochlear Bone Anchored Solutions (BAS). The Cochlear™ Baha® 5 SuperPower Sound Processor functions by combining the external sound processor with an abutment and a small titanium implant placed that is placed in the skull behind the ear through a simple surgical procedure. The sound processor transmits acoustic signals into electrical signals when then causes mechanical action in the transducer to transmit sound transcranially to the functioning auditory system.
#### G. Device Description
The technology base for the Baha implant was originally derived from the 1952 discovery by Dr. Per-Ingvar Branemark that titanium was biocompatible with bone, leading to the term "osseointegration"". The Branemark System, as it would later be known, formed the basis for the rapid development and widespread implementation of root form endosseous dental implants, now safely and effectively used by many hundreds of thousands of people worldwide. Root form dental implants share many characteristics with the Baha implant component including material, conformation, and surgical implantation procedures. Unlike hearing aids, the Baha hearing system utilizes a natural bone conduction pathway to send sound directly to a cochlea with residual functionality. The Baha system combines an external sound processor, in this application the Cochlear™ Baha® 5 SuperPower Sound Processor, with an abutment and small titanium implant placed into the bone through a simple surgical procedure. The implant subsequently forms an osseointegrated bond with the surrounding bone, allowing transmission of high-quality sound directly to the inner ear, bypassing a damaged outer or middle ear. The Baha system provides an alternate pathway for patients who may not benefit from wearing an air-conduction hearing aid. The changes introduced in this 510(k) are specific to the sound processor, not the abutment/implant or magnet. These changes culminate as the next generation Baha sound processor that provides recipients with moderately severe hearing loss (up to 65dB SNHL) access to sound. The Cochlear™ Baha® 5 SuperPower Sound Processor includes a decoupling of the microphone/processor and the actuator unit to allow various wearing options. The wearing options allow the recipient to achieve maximum gain while minimizing the likelihood of feedback. The design has been modified to incorporate a new rechargeable lithium-ion battery pack which provides the power needed for recipients with up to 65dB SNHL measured by pure tone average bone-conduction hearing thresholds at 0.5, 1, 2, and 3 kHz. This change does not modify the intended functionality or fundamental operating principles of the implant/abutment system.
#### H. Intended Use
The Cochlear™ Baha® 5 SuperPower Sound Processor is intended for treatment of patients who have conductive or mixed hearing loss as a result of certain medical conditions such as bilateral atresia and chronic supportive otitis media, and for those who have Single-Sided Deafness (SSD) caused by a congenital condition, surgery, trauma, or disease.
#### I. Indications for Use
The Cochlear™ Baha® 5 SuperPower Sound Processor has the following indications for use:
• Patients of any age for use with the Baha Softband or headband. Patients aged 5 and older for use with the Baha auditory osseointegrated implant system.
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· Patients who have a conductive or mixed hearing loss and can still benefit from sound amplification. The pure tone average bone-conduction hearing threshold (measured at 0.5, 1, 2, and 3 kHz) should be better than or equal to 65 dB HL.
· Bilateral fitting is intended for patients who meet the criterion in both ears, with bilateral symmetric moderate to severe conductive or mixed hearing loss. Symmetrical bone-conduction thresholds are defined as less than a 10 dB average difference between ears (measured at 0.5, 1, 2, and 3 kHz), or less than a 15 dB difference at individual frequencies.
· Patients who suffer from unilateral sensorineural deafness in one ear with normal hearing in the other ear (i.e. Single-Sided Deafness; SSD). Normal hearing is defined as a pure tone average air-conduction hearing threshold (measured at 0.5, 1, 2, and 3 kHz) of better than or equal to 20 dB HL.
• Baha for SSD is also indicated for any patient who is indicated for an air-conduction contralateral routing of signals (AC CROS) hearing aid, but who for some reason cannot or will not use an AC CROS.
#### J. Technological Characteristics
The Cochlear™ Baha® 5 SuperPower Sound Processor has the same intended use, the same mechanical design, the same functional characteristics, the same fundamental operating principles, and is made of biocompatible materials as the predicate devices.
### K. Materials
The Cochlear™ Baha® 5 SuperPower Sound Processor is made of medical grade plastics and metals that have been shown to be biocompatible and safe for human use.
#### L. Performance Data
Performance testing was conducted to compare the Cochlear™ Baha® 5 SuperPower Sound Processor with the predicate implant / abutment systems. Substantial equivalence to the predicate device was accomplished through environmental testing, reliability and durability testing, electrical interface testing, and functional and performance testing. The results demonstrated the Cochlear™ Baha® 5 SuperPower Sound Processor is functionally equivalent to the predicate devices.
#### M. Conclusion
Based on the indications for use, technological characteristics, and substantial equivalence comparison to the predicate device, the Cochlear™ Baha® 5 SuperPower Sound Processor has been shown to be safe and effective for its intended use.
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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.