What is a Cochlear Implant?
A cochlear implant is an electronic device designed to provide a sense of sound to individuals with severe to profound sensorineural hearing loss. Unlike traditional hearing aids, which amplify sound, cochlear implants bypass damaged portions of the ear and directly stimulate the auditory nerve, enabling the brain to perceive sound.
Cochlear implants have revolutionised the treatment of hearing loss, offering individuals the opportunity to engage in conversations, enjoy music, and participate more fully in daily activities. The success rate of cochlear implant surgeries is high, with many recipients experiencing significant improvements in speech comprehension and overall quality of life.
The popularity of cochlear implants has grown globally, with increasing numbers of individuals opting for this surgical intervention to address hearing impairments.
What are the Different Types of Cochlear Implants?
Cochlear implants vary based on technology, design, and functionality. Understanding the different types can help patients make informed decisions about their treatment options.
Unilateral Cochlear Implant
This involves the implantation of a single device in one ear. It's commonly recommended for individuals with hearing loss in one ear.
Bilateral Cochlear Implant Surgery
Involves the implantation of devices in both ears. This approach can provide better sound localisation and improved hearing in noisy environments.
Combines acoustic amplification and electrical stimulation to preserve low-frequency hearing while providing high-frequency sound perception.
Designed for individuals with residual low-frequency hearing, this implant allows for the preservation of natural hearing in the lower frequencies while providing electrical stimulation for higher frequencies.
Specialised implants tailored for individuals with specific anatomical considerations or unique hearing needs.
Internal Cochlear Implant
Refers to the surgically implanted component of the device, which includes the receiver and electrode array placed within the cochlea.
Who is an Eligible Candidate for Cochlear Implants?
Cochlear implants are designed for individuals who experience severe to profound hearing loss that cannot be adequately managed with conventional hearing aids. Eligibility for cochlear implants depends on various factors, including the degree of hearing loss, age, and general health of the individual.
Preoperative imaging tests, such as CT scans or MRIs, are used to assess the conditions that may require a cochlear implant in different individuals.
Adults who have severe hearing loss in both ears, with little or no benefit from hearing aids, are typically considered eligible candidates. These individuals often struggle to understand speech, especially in noisy environments, even when using powerful hearing aids.
Children can also be candidates for cochlear implant surgery, particularly those with congenital or early-onset hearing loss that prevents normal speech and language development. Early implantation, ideally before the age of three, can significantly enhance language acquisition and cognitive development, helping children integrate better in school and social settings. There is no strict upper age limit, but candidates must have a healthy auditory nerve and be medically fit to undergo surgery.
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How do Cochlear Implants Work?
Cochlear implants help people with severe hearing loss by sending sound signals directly to the brain. Unlike hearing aids, which just make sounds louder, cochlear implants bypass the damaged parts of the ear and work in a completely different way. Cochlear implants consist of two main components:
External Component: The outside part looks a bit like a hearing aid and has a microphone that picks up sounds around you. It then processes these sounds and sends them as coded electrical signals to the internal part of the implant, which sits just under the skin behind the ear.
Internal Component: The internal part has tiny electrodes that are carefully placed inside your cochlea, the spiral-shaped part of your inner ear. These electrodes send electrical signals directly to your auditory nerve. The brain then takes these signals and “hears” them as sound
The process of capturing the sound by the microphone is processed and converted into electrical signals that stimulate the auditory nerve, bypassing damaged hair cells in the cochlea. However, this process is different from natural hearing and, thus, the brain needs some time to process and learn how to interpret these new signals. Therefore, doctors stress the significance of cochlear implant therapy and auditory training to learn how to interpret the new signals.
When is a Cochlear Implant Needed?
A cochlear implant may be needed when hearing aids just aren't doing enough. If the individuals are still struggling to hear conversations, especially in noisy places, or if sounds seem muffled even with powerful hearing aids, it could be time to consider a cochlear implant.
For adults, it's often recommended when hearing loss starts affecting daily life, like missing out on work discussions, phone calls, or social interactions. For children, especially those born with hearing loss, early implantation can help them develop normal speech and language. Signs an individual may require a cochlear implant:
Hearing loss is severe to profound and not adequately addressed by hearing aids.
The individual has a functioning auditory nerve.
There is a desire to improve hearing capabilities.
Your child isn't developing speech as expected.
If you are experiencing any of the above, it is important to consult a hearing specialist or an ENT specialist for a full evaluation.
When to Consult an ENT Specialist for a Cochlear Implant?
Consult an ENT specialist for a cochlear implant if hearing loss is starting to interfere with your daily life, and hearing aids are no longer helping enough. Many people wait too long, thinking they just need better hearing aids, but when speech still sounds unclear or muffled, a cochlear implant might be a better option. Consider a cochlear implant surgery if:
Struggle to understand speech in quiet or noisy settings, even with hearing aids.
Feel frustrated, exhausted, or isolated during conversations.
Rely heavily on lip-reading to follow what others are saying.
If you notice that your child is not responding to sound or developing speech and language as expected.
How to Prepare for Cochlear Implant Surgery?
Preparing for cochlear implant surgery involves a mix of medical evaluations, hearing tests, and planning for life after the procedure. Pre-operative preparation allows you to make sure you’re a good fit for the implant. The doctor may also suggest pneumococcal vaccine at least 2 weeks prior to the surgery.
Hearing Tests and Evaluations
The ENT doctor does a complete hearing test to check how much hearing is left and whether hearing aids are still helping. If they aren't providing enough benefit, the patient may be referred for a cochlear implant evaluation.
The doctor generally advises a CT scan or an MRI. These images help doctors see the structure of your inner ear (cochlea) and make sure it’s ready for the implant.
An ENT (ear, nose, and throat) surgeon will review the general health to ensure overall fitness for surgery. They’ll check for any ear infections or other conditions that might affect the procedure.
Speech and Language Assessment
You may meet with a speech therapist to check your current language and communication skills. This helps set goals for therapy after the implant.
Counselling and Expectation Setting
A big part of preparation is understanding how a cochlear implant works and what to expect. You’ll learn about the benefits, the recovery process, and how much hearing improvement is likely. Having realistic expectations is key to long-term success.
Pre-Surgery Tips
Stop smoking
Avoid getting sick before surgery. Let your doctor know if you feel unwell.
Arrange for help at home for a few days after the procedure.
Enquire with the care team about anything you’re unsure about.
How is Cochlear Implant Surgery Done?
Cochlear implant surgery is a safe and routine procedure performed by a specialised ENT (ear, nose, and throat) surgeon. The procedure usually takes around 2 to 4 hours, depending on the severity of the condition, the medical health of the individual, and the surgical expertise of the surgeon.
Cochlear implant surgery is done as an outpatient procedure, which means most patients can go home the same day of the surgery after consulting the doctor. Understanding what happens during the surgery can help ease any nervousness and make the patient feel more prepared. Here is what you can expect during the surgery:
The patient is given general anaesthesia for complete sedation. The patient is completely asleep and won’t feel anything during the surgery.
The surgeon makes a small cut behind the ear to access the area where the internal device will be placed. This incision is typically well-hidden and heals nicely over time.
Placing the Internal Device
The surgeon creates a small space in the bone behind your ear to place the internal receiver-stimulator. Then, they gently insert the electrode array into the cochlea, the spiral-shaped part of your inner ear.
Once everything is in place, the internal device is secured under the skin, and the electrode is carefully positioned inside the cochlea to stimulate the hearing nerve.
The incision is closed with stitches, and a bandage is applied to protect the area as it heals.
What to Expect After the Cochlear Surgery?
After your cochlear implant surgery, it’s normal to experience some physical and emotional changes as your body heals and your brain starts adapting to the new way of hearing. Knowing what to expect can help you feel more comfortable and confident throughout your recovery.
Right after the surgery, the patient is advised to spend some time in the recovery room while the anaesthesia wears off. There may be mild pain or discomfort around the surgical site, along with slight swelling or bruising. The patient may also experience fatigue, dizziness, or nausea, which usually pass quickly.
The doctor provides instructions on how to care for the surgical area and outlines the medications to take for pain relief or to prevent infection. The skin and tissues around the implant site will take about 2 to 4 weeks to heal completely. During this time:
Keep the area clean and dry.
Avoid getting the site wet while showering.
Protect the ear from bumps or pressure.
Avoid strenuous activities or heavy lifting.
The cochlear implant is not switched on immediately after the surgery. Usually, after 2 to 4 weeks, once the incision has healed, the patient returns to the doctor to activate the implant.
The external sound processor is fitted and turned on.
The doctor programs the device based on your hearing needs.
You’ll start hearing sounds again, though it may sound different at first.
Hearing with a cochlear implant is very different from natural hearing. Initially, sounds may seem strange, robotic, or unclear, but over time, with cochlear implant therapy and practice, the brain learns to interpret these new signals better.
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What are the Recovery Tips After Cochlear Implant Surgery?
Recovering from cochlear implant surgery is usually straightforward, but taking the right steps can make healing faster and smoother. The doctor recommends adequate rest, care for the surgical site, attending your appointments, and not rushing the process. Whether you’ve just had surgery or are preparing for it, here’s what you can do to take care of yourself and get the best results.
Follow The Doctor’s Instructions:
The care team will give you specific post-surgery guidelines that have to be followed closely. These usually include:
Taking any prescribed medications on time (like antibiotics or pain relief).
Keeping the incision clean and dry.
Avoid rubbing, scratching, or pressing on the area.
Your body needs time to recover. For the first few days:
Avoid heavy lifting and strenuous activity.
Take naps or relax when you feel tired.
Sleep with your head slightly elevated to reduce swelling.
Be Gentle With the Surgical Area
Treat the area around your implant with care:
Don’t let water get on the incision (avoid showers or swimming until your doctor says it's safe).
Be gentle when brushing your hair near the surgical site.
If needed, wear a soft headband while sleeping to avoid pressure on the implant.
Watch for Any Warning Signs
Most people recover without any problems, but contact your doctor if you notice:
Redness, swelling, or warmth around the incision
Fever or chills
Pain that isn’t improving
Fluid or discharge from the wound
Catching any issues early ensures quick treatment if needed.
Prepare for Activation Day
The implant will be activated about 2 to 4 weeks after surgery. Until then:
Attend all follow-up appointments.
Ask your care team what to expect during activation.
Learn about using and caring for the external sound processor.
Healing and adapting take time. It’s normal to feel a mix of emotions—excitement, nervousness, maybe even frustration. Just remember:
Your brain needs time to get used to hearing in a new way.
Speech and hearing will improve with therapy and practice.
Support is available every step of the way.
What are the Potential Benefits of Having a Cochlear Implant?
Cochlear implants offer life-changing benefits for many people with severe hearing loss. While cochlear implants may not cure deafness, they offer a powerful tool to improve hearing and communication. With proper therapy and time, many recipients experience significant benefits that positively impact their lives.
Improved Hearing in Everyday Life
Cochlear implants can dramatically improve your ability to hear conversations, even in noisy places like restaurants, meetings, or social gatherings. This means less strain and frustration when communicating with others.
Better Speech Understanding
Many people find that after cochlear implant therapy, they can understand speech much more clearly, making phone calls, watching TV, and following conversations easier and more enjoyable.
Hearing well helps reduce feelings of isolation and frustration. It can boost your confidence, improve your relationships, and allow you to participate more fully in work, social activities, and hobbies.
Development of Speech and Language (Especially in Children)
For children with hearing loss, cochlear implants can be vital. Early implantation helps them develop spoken language skills that are closer to those of hearing peers, supporting their learning and social development.
Ability to Enjoy Sounds and Music
Many recipients report being able to enjoy music and environmental sounds again, adding richness and joy to daily life.
Potential for Bilateral Hearing
If you have implants in both ears (bilateral cochlear implant surgery), you can benefit from improved sound localisation and better hearing in complex listening environments.
Are there any Risks and Complications of Cochlear Implant Surgery?
Like any surgery, cochlear implant surgery carries some risks and potential complications, but it is generally considered safe with a high success rate. While complications are uncommon, it’s important to discuss all risks with your surgeon before surgery.
The doctor guides you on how to minimise risks and manage any side effects to ensure the best possible outcome:
Infection at the surgical site
Bleeding or fluid leakage
Damage to facial nerves
Tinnitus (ringing in the ears)
Dizziness or balance issues
Device malfunction or failure
Choose Artemis Hospitals For Advanced Cochlear Implant Surgery in Gurgaon:
Artemis Hospitals are nationally and internationally known for providing good, affordable and reliable treatment for the entire spectrum of ENT diseases and disorders. Our team of ENT doctors are adept at performing all routine as well as complicated procedures of the ear, nose and throat.
The department of ENT at Artemis is an all-inclusive, comprehensive unit with a list of diagnostic and therapeutic options under the same roof. A set of detailed tests and evaluations undertaken by a team of proficient ENT Surgeons and Audiologists determines the further course of action. We provide excellent state-of-the-art patient care in a supportive environment and conduct educational programs that provide excellent training in research and clinical care.
Our Services
Airway surgeries like laryngotracheal reconstruction
Endoscopic Ear surgeries
Incision Less stapedotomy
Paediatric Otolaryngology
Rhinology
Otology
Laryngology & Voice Clinic
Cochlear Implant
Audiology and speech therapy
Allergy Clinic and Immunotherapy
Swallowing Therapy
Vertigo Clinic
To book an appointment with top ENT surgeons at Artemis Hospitals, call our customer care at +91-124-451-1111 or WhatsApp us at +91 9599285476. You can also schedule an appointment through our online patient portal or download and register on the Artemis Personal Health Record mobile app, available for both iOS and Android devices.
Reviewed By Dr. Poonam Gautam
Sr. Consultant - ENT, ENT Surgery
Artemis Hospitals
Frequently Asked Questions
What is the difference between a cochlear implant and a hearing aid?
Hearing aids amplify sound, while cochlear implants bypass damaged parts of the ear and directly stimulate the hearing nerve, offering improved sound clarity for severe hearing loss.
Who is a candidate for a cochlear implant?
Candidates typically have severe to profound hearing loss and receive limited benefit from hearing aids, including both children and adults.
At what age can someone receive a cochlear implant?
Cochlear implants can be given as early as 9–12 months old, depending on the child’s health and hearing evaluation.
What is involved in the cochlear implant surgery?
It’s a routine outpatient procedure where a small device is implanted under the skin and electrodes are inserted into the inner ear.
Is cochlear implant surgery safe?
Yes, it is generally safe with low risk, but like all surgeries, it carries minimal risks of infection or device-related issues.
How long does it take to adjust to a cochlear implant?
Most users need a few months to adapt, with ongoing improvements in hearing and understanding as the brain adjusts.
Will a cochlear implant restore normal hearing?
No, it doesn’t restore normal hearing but can provide a useful representation of sounds to help understand speech better.
How well can adults hear with a cochlear implant?
Many adults significantly improve speech understanding and sound awareness, though results vary by individual.
Can children with cochlear implants learn to speak normally?
Yes, with early implantation, therapy, and support, many children can develop speech and language skills similar to their peers.
Are there any long-term side effects of cochlear implants?
Long-term risks are rare but can include device failure or the need for replacement. Regular follow-ups help manage potential issues.
Can a cochlear implant be removed or replaced?
Yes, implants can be safely removed or replaced if needed due to device failure or upgrades.
What factors impact the cochlear implant surgery cost in Gurgaon?
Cochlear implant surgery cost is influenced by factors such as the type of surgery, hospital fees, the type of implant, the surgeon's expertise, and diagnostic tests. To get a cost estimate, contact us to book an appointment with some of the best ENT surgeons in Gurgaon.
Can people with cochlear implants swim, shower, or exercise?
Yes, but the external sound processor should be removed for swimming or showering unless using a waterproof cover or accessory.
Whom should I consult for cochlear implant surgery near me?
Consult an ENT surgeon specialising in diagnosing and treating conditions related to hearing disability. Artemis Hospitals has some of the best ENT surgeons who specialise in performing cochlear implant surgery in Gurgaon with a high success rate.
How do I book a consultation for cochlear implant evaluation at Artemis Hospitals?
To book an appointment with top ENT surgeons at Artemis Hospitals, call our customer care at +91-124-451-1111 or WhatsApp us at +91 9599285476. You can also schedule an appointment through our online patient portal or download and register on the Artemis Personal Health Record mobile app, available for both iOS and Android devices.
