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How do hearing aids work?

Hearing aids work by amplifying sound through a three-part system. The process begins with a microphone that receives sound and converts it into a digital signal. The amplifier then increases the strength of the digital signal. Finally, the speaker delivers the amplified sound into the ear. With the advancement of technology, digital hearing aids can be customized to an individual's specific hearing loss.

Oticon hearing aids follow the general principles of how hearing aids work. However, let's dive a little deeper into how Oticon hearing aids implement these concepts. Oticon is a well-known hearing aid manufacturer that offers a range of advanced hearing aid models. Their hearing aids use state-of-the-art technology to provide clearer, more natural sound for individuals with hearing loss. One of the key features of Oticon hearing aids is their BrainHearing technology. This technology focuses on supporting the brain's natural ability to process sounds, rather than just amplifying them. Oticon hearing aids are equipped with high-quality microphones that capture sounds from various directions, allowing the wearer to better understand conversation in noisy environments. Some models may even use multiple microphones to reduce background noise and improve speech recognition.

The amplified sound is processed by a powerful digital signal processor (DSP) inside the hearing aid. This processor applies advanced algorithms to analyze the incoming sound and make real-time adjustments to enhance speech clarity and reduce noise. Oticon hearing aids often come with wireless connectivity features, allowing them to connect to external devices such as smartphones, televisions, and audio streamers. This enables users to directly stream phone calls, music, and other audio content from their devices to their hearing aids. These hearing aids are also designed with user comfort and convenience in mind. They may have features like feedback cancellation to prevent whistling sounds, automatic volume adjustment, and rechargeable battery options. It's important to note that the specific features and capabilities of Oticon hearing aids may vary depending on the model and technology level. It is recommended to consult with a hearing care professional or directly contact Oticon for the most accurate and up-to-date information about their products.

Who are the largest hearing aid manufacturers in the world?

The top 5 hearing aid manufacturers in the world are

1. Demant

2. Sonova

3. WS Audiology

4. GN group

5. Starkey

biggest hearing aid brands in the world

1. Demant

    - William Demant Holding is one of the leading hearing aid manufacturers from Denmark on the list of hearing aid companies across the globe. Willam Demant Holding was founded in 1904 by Hans Demant under the brand name Oticon. In 1910, his son, William Demant took over the company and presently William Demant Holding is headquartered at Smorum, Denmark with an annual revenue of almost USD 2 billion. William Demant Holding employs around 14,000 across the globe and is regarded as one of the best hearing aid brands. Oticon, Bernafon, Neurelec, and Sonic Innovations are some of the best hearing aid brands made by William Demant Holding Group.

2. Sonova

    - Sonova is a leading hearing aid manufacturer in the world and specializes in hearing healthcare solutions. Sonova was originally founded in 1947 as Phonak AG by Ernst Rihs at Stäfa, Switzerland. However, over the years after several mergers, this top hearing aid company was renamed to Sonova in 2007. Sonova regularly features among the top 7 hearing aid manufacturers in the comprehensive list of hearing aid companies and its annual revenue is believed to be around USD 2.6 billion. More than 14,000 employees are estimated to be employed worldwide by Sonova. Phonak, Hansaton, Advanced Bionics, Unitron, and AudioNova are the best hearing aid brands manufactured by Sonova.

3. WS Audiology

    - WS Audiology (formerly Sivantos Group and Widex) is a privately-owned manufacturer of hearing aids with headquarters in Denmark and Singapore with roots going back to 1878 and Siemens AG. The current company was created following the 2019 merger of Sivantos Group and Widex. Prior to that, Sivantos was spun off from Siemens after Siemens AG sold the company to EQT and Santo Holding in 2015. WS Audiology employs about 12,000 people in more than 125 countries. In fiscal year 2021-2022, the company generated revenue of €2.35 billion and adjusted EBITDA of €502 million.

The company develops, manufactures, sells and distributes hearing aids under the following brands: A&M, Audio Service, , Coselgi, hear.com, Rexton, Signia, Shoebox, TruHearing, Widex and Widex Hearing Specialists.

What are the signs that indicate I might need a hearing aid?

There can be several signs that indicate you might need a hearing aid. These signs include:

  • Struggling to focus or understand speech in noisy environments. Background noise makes it difficult to hear and understand conversations.

  • Turning up the volume of the television, radio, or other audio devices excessively. A noticeable increase in volume may be needed to hear sounds clearly.

  • Having trouble following conversations, especially in group settings or when multiple people are speaking. Difficulty understanding words, especially in crowded or noisy places, can be an indication of hearing loss.

  • Feeling a sense of muffled or distorted sound, where speech and other sounds sound unclear. Hearing loss may result in a loss of clarity and a perception of muffled or distorted sound.

  • Difficulty hearing and understanding high-pitched sounds, such as the voices of women and children. High-frequency hearing loss is a common type of hearing loss that can make it challenging to hear certain voices and sounds.

  • Avoiding social situations or withdrawing from conversations. If you find yourself avoiding social gatherings or feeling isolated due to difficulty hearing and participating in conversations, it could be a sign of hearing loss.

  • Constantly feeling tired or stressed after straining to hear. The effort required to hear and understand sounds can be mentally and physically exhausting, leading to feelings of fatigue or stress. Ringing or buzzing sounds in the ears, known as tinnitus. Although tinnitus can have various causes, it is often associated with hearing loss. If you experience persistent tinnitus along with difficulty hearing, it's worth discussing with a hearing healthcare professional.

These signs suggest a potential hearing loss that may require the use of hearing aids. It is important to consult with a hearing healthcare professional for a thorough assessment and appropriate recommendations.

How long does it take to get used to wearing a hearing aid?

The time it takes to get used to wearing a hearing aid can vary from person to person, but it generally takes between a few days and a few months to adjust. Factors such as how you adapt to the way sounds are amplified and the presence of a new object in your ears can affect this time frame. It is normal to experience some initial discomfort or difficulty with the new sounds you are hearing, but with time and practice, you can overcome these challenges. It's important to be patient and work closely with your audiologist to determine the best adjustments and settings for your hearing aid to optimize your experience. Consistently wearing your hearing aid as recommended by your audiologist can also help speed up the adjustment period.

Hearing aids can be helpful in managing tinnitus, especially if the tinnitus is associated with hearing loss. By improving the overall hearing ability, hearing aids can make the wearer less focused on the internal sounds caused by tinnitus. Additionally, hearing aids can help mask the tinnitus sounds by providing external sounds that effectively reduce the perception of tinnitus.

It's important to note that while hearing aids can provide relief for some individuals with tinnitus, they may not completely eliminate tinnitus for everyone. The effectiveness of hearing aids in managing tinnitus can vary depending on the individual and the underlying cause of the tinnitus.

Overall, if your tinnitus is related to hearing loss, using hearing aids under the guidance of a healthcare professional, such as an audiologist, can be a viable option to help alleviate the symptoms of tinnitus.

It is recommended to have your hearing aids checked and serviced regularly to maintain their optimal performance. The exact frequency may vary depending on factors such as the age and condition of your hearing aids, as well as any specific recommendations from the manufacturer or your hearing healthcare professional.

In general, it is advised to have your hearing aids professionally cleaned and inspected at least once a year. This allows for routine maintenance and ensures that any potential issues can be addressed promptly. However, if you are experiencing any difficulties with your hearing aids or notice any changes in their performance, it is advisable to have them checked as soon as possible.

Regular check-ups can help identify and resolve issues such as wax buildup, battery problems, or any necessary adjustments to the settings or fit of the hearing aids. By staying proactive and maintaining regular servicing, you can prolong the lifespan of your hearing aids and ensure that they continue to provide the best possible hearing experience.

Modern hearing aids offer many special features and technologies. These features and technologies include:

Noise reduction: This feature filters out background noise to make speech clearer.
Directionality: This feature focuses on sounds coming from specific directions to reduce noise from other directions.
Wireless connectivity: This feature allows hearing aids to connect to phones, TVs, and other devices wirelessly.
Bluetooth: This feature enables phone calls, streaming audio, and control of hearing aids from connected devices.
Multiple memory programs: This feature stores different settings to switch between depending on the listening environment.
Feedback cancellation: This feature cancels out high-pitched whistling or squealing sounds caused by feedback loops.
Remote control: This feature allows for control of volume and programs from a small remote control.
Smartphone apps: This feature provides control of hearing aids and additional features through a companion app.
Rechargeable batteries: This feature offers rechargeable lithium-ion batteries which last longer and are more convenient than traditional batteries.
Water resistance: This feature allows hearing aids to withstand exposure to water during swimming, bathing, etc.


These features can improve the overall functionality and effectiveness of hearing aids and enhance the user's experience. The available features and technologies may vary depending on the specific hearing aid model and manufacturer.

It is generally not recommended to swim or shower while wearing hearing aids as they can be easily damaged by water.

Water-resistant hearing aids offer some protection from moisture, sweat, and splashes of water but they are not designed to be submerged in water. It is important to remove your hearing aids before swimming, bathing, or engaging in any water-related activities. Exposure to water can damage the circuitry of the hearing aids and affect their functionality.

To ensure the longevity and proper functioning of your hearing aids, it is advisable to keep them dry and store them in a dry, cool place when not in use. If your hearing aids accidentally come into contact with water, you can use a soft cloth to wipe away any moisture on the outside, turn them off, remove the battery (if removable), and place them in a hearing aid dehumidifier or dry box to dry out.

Remember, it is always best to follow the specific guidelines provided by your hearing healthcare professional or the manufacturer of your hearing aids regarding water exposure to protect your investment and maintain the performance of your devices.

Yes, there are financing options available for purchasing hearing aids. Many hearing aid manufacturers and retailers offer financing plans that allow individuals to pay for their hearing aids through monthly payments, often with no interest charges.

St. George offers two EMI options.

1. Bajaj Finserv EMI

    - 12 month EMI plan with 4 months EMI as initial down payment

2. Debit Card EMI by Pine Labs.

     -Pine Labs provides no-cost debit card EMI for instant credit to your debit card customers from top 7 banks - HDFC, ICICI, SBI, AXIS BANK, FEDERAL BANK, KOTAK MAHINDRA BANK, INDUSIND BANK & IDFC DEBIT

Yes, all the major hearing aid brands provide 2 years to 4 years international warranty on hearing aids.

Oticon hearing aids also come with 2 years to 4 years of International warranty.

Basic Hearing Aids - 24 months International Warranty

Essential to Advanced Hearing Aids - 30 months International Warranty

Premium Hearing Aids - 36 months to 48 months International Warranty

If your hearing aid gets wet or damaged, here are some steps you can take:

Remove the battery: Open the battery compartment and carefully remove the battery from your hearing aid. This will help prevent any further damage to the internal components.

Dry the hearing aid: Use a dry cloth or tissue to gently dab the hearing aid. Avoid using heat, hairdryers, or microwaves, as they can damage the electronics.

Let it air dry: Leave the hearing aid in a dry and well-ventilated area to allow any moisture to evaporate. You can also place the hearing aid in a hearing aid dehumidifier or a container with a desiccant packet designed for hearing aids, which can help absorb moisture.

Do not use the hearing aid: Avoid using the hearing aid while it is wet or damaged, as it can cause further problems. If there is visible damage or the hearing aid does not function properly after drying, do not attempt to repair it yourself.

Contact your hearing care professional: Reach out to your hearing care professional or the retailer where you purchased the hearing aid for assistance. They have the expertise to assess the damage and provide appropriate guidance. They may recommend sending the hearing aid for professional repair or advise on the next steps.

Remember, it is crucial to act quickly when your hearing aid gets wet or damaged to prevent further damage. Following these steps and seeking professional help can increase the chances of restoring your hearing aid to proper functioning.

The frequency of battery replacement for hearing aids can vary based on factors such as battery size, usage patterns, and the specific hearing aid model. Smaller hearing aid batteries typically need to be replaced more frequently, often within 3 to 7 days. On the other hand, larger batteries may last up to 10 days.

The average lifespan of hearing aid batteries is as follows:

  • Size 10 - three to seven days

  • Size 312 - three to 10 days

  • Size 13 - six to 14 days

  • Size 675 - nine to 20 days

Hearing aid battery types and life

*courtesy - Healthy Hearing

It's worth noting that certain hearing aids come with rechargeable lithium-ion batteries, which can be docked overnight for recharging. These batteries can provide a full day's worth of power and eliminate the need for frequent battery replacements.

To determine the exact battery replacement schedule for your hearing aid, it's advisable to consult the manufacturer's guidelines or reach out to your hearing care professional. They will be able to provide specific recommendations based on your hearing aid model and usage patterns.

Yes, children can wear hearing aids, even newborns and very young children. A child's audiologist will recommend the best hearing aids that suit the child's unique needs. Not every hearing aid works for every child, and there are different types of hearing aids. For instance, pediatric hearing aids are compatible with FM/DM systems and other assistive devices commonly used in school-age kids to facilitate communication and learning.

Hearing aids can help improve hearing and speech, particularly for children with sensorineural hearing loss. Sensorineural hearing loss is an issue with the inner ear's sensory receptor cells or hearing nerve, often caused by noise injury. Aside from hearing loss, the child's age and size, the type of hearing loss, individual ear anatomy, and developmental levels can influence which hearing aid is appropriate.

To learn more about the various types of hearing aids for children and if they are suitable for your child, kindly consult your pediatric audiologist or healthcare provider.
 

To clean and maintain your hearing aids, follow these steps:

Clean the exterior: Use a soft, dry cloth to wipe the surface of the hearing aids. Avoid using water or liquid cleaners as they may damage the device.

Clean the earmolds or domes: If your hearing aids have earmolds or domes, remove them from the device. Use a mild soap and water solution to clean them. Rinse them thoroughly and ensure they are completely dry before reattaching them to the hearing aids.

Remove earwax buildup: Earwax can accumulate on the hearing aids and affect their performance. Use a wax pick or a small brush provided with the hearing aids to gently remove any visible wax from the openings and vents. Be careful not to push the wax further into the device.

Replace wax filters: Some hearing aids have built-in wax filters or guards to prevent wax from entering the device. Check these filters regularly and replace them as instructed by the manufacturer.

Store properly: When not in use, store your hearing aids in a clean, dry, and protective case. This will help prevent damage from moisture, dust, and debris.

Remember to consult the user manual or contact your hearing healthcare professional for specific cleaning instructions and product recommendations for your hearing aids. Regular cleaning and maintenance can help prolong the lifespan and ensure optimal performance of your hearing aids.

There are several types of hearing aid styles available, including:

Behind-the-ear (BTE): This style sits behind the ear and is connected to an earpiece or earmold by a tube or wire.

In-the-ear (ITE): This style fits entirely inside the ear and is custom-molded to the individual's ear canal.

In-the-canal (ITC): Similar to the ITE, this style also fits completely inside the ear but is smaller and less visible.

Completely-in-canal (CIC): This style is inserted deep into the ear canal and is nearly invisible. It is custom-molded to fit the individual's ear canal.

Receiver-in-canal (RIC): This style consists of a small device behind the ear, with a thin wire running into the ear canal and a receiver that sits directly in the canal. It can be more discreet than traditional BTEs.

Open-fit: This style is a variation of the behind-the-ear design, with a thin tube or the receiver sitting directly in the ear canal. It allows low-frequency sounds to enter the ear naturally while amplifying high-frequency sounds.

The choice of hearing aid style depends on several factors, including the degree of hearing loss, individual preferences, the user's dexterity, and any medical considerations. It's essential to consult with a hearing healthcare professional or audiologist to determine the most appropriate style of hearing aid based on individual hearing needs and lifestyle.

The lifespan of a hearing aid can vary depending on several factors, including the quality of the device and how well it is maintained. Typically, most modern high-quality hearing aids last between three and seven years, with five years being a reasonable expectation. However, some people may have their hearing aids last longer if they are maintained well and they don't experience much wear and tear. Factors that can influence the lifespan of hearing aids include how well they are built, how much they are used, and the amount of maintenance and care they receive.

It's important for individuals to work with a hearing healthcare professional or audiologist to properly maintain their hearing aids and determine when they may need to replace them to ensure optimal hearing health

Yes, it is possible to use hearing aids with other devices such as smartphones or televisions. With modern hearing aids, many have wireless capabilities that allow them to connect to other devices such as smartphones, televisions, and music players, among others. Different hearing aid brands offer different connectivity options. For instance, Oticon's ConnectLine and Streamer Pro allow users to connect their hearing aids to different audio devices and control them via their smartphones. 

Connecting hearing aids to televisions typically requires the use of an intermediary device such as a ConnectLine TV adapter that transmits sound directly to the hearing aid through the streamer. Additionally, some newer television models offer Bluetooth connectivity, which makes it possible to stream audio directly to some hearing aids.

It's important to consult with a hearing healthcare professional or audiologist to determine what connectivity options are suitable for individual hearing needs and the compatibility of the hearing aids with different devices.

If you suspect that your child may have a hearing loss, there are a few steps you can take to address the situation:

Observe your child's behavior: Pay close attention to how your child responds to sounds and voices. Are they frequently turning up the volume on their devices or television? Do they often ask for repetitions or have difficulty understanding conversations?

Consult with your pediatrician: Schedule an appointment with your child's pediatrician to discuss your concerns. They will be able to evaluate your child's overall health and may refer you to a specialist for further testing if necessary.

Visit an audiologist: An audiologist is a specialist who can conduct comprehensive hearing tests and evaluations. They will assess your child's hearing and provide you with a diagnosis or further recommendations.

Consider early intervention: If your child is diagnosed with a hearing loss, early intervention is crucial. You may be referred to an early intervention program that specializes in language and communication development for children with hearing loss.

Explore treatment options: Depending on the severity and cause of your child's hearing loss, there may be various treatment options available. This could include hearing aids, cochlear implants, or other assistive devices.

Educate yourself: Take the time to educate yourself about hearing loss and how it may affect your child's development, communication, and education. There are numerous resources available, such as support groups, online forums, and educational materials, that can provide guidance and support.

Remember, early detection and intervention are key in helping your child overcome any potential challenges associated with hearing loss. Don't hesitate to reach out to professionals for assistance and support throughout this journey.

Hearing aid bands and channels are features that determine the frequency range and resolution of the sound processing capabilities of the device. Bands are frequency ranges that can be adjusted in hearing aid programming software by the hearing care professional. Meanwhile, channels separate the overall range of frequencies into smaller sections, and the settings can be individually adjusted for each. The more bands and channels that are available, the more specific and finely-tuned the amplification and sound processing can be. However, having more bands and channels may not always be necessary for everyone, as each individual's hearing loss is unique and may not require that level of granularity

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