Indications

Indications

Choosing the correct hearing implant system for your patient is vital to ensuring their hearing future. However, determining the appropriate hearing implant is not always a straightforward process. This overview is designed to be a resource about the different types of hearing loss and the specific hearing implants that best treat each type.

If you have any further questions regarding indications, please don’t hesitate to contact your MED-EL representative.

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The products described on this page are subject to regulatory approval prior to marketing in your market; some features may be currently unavailable or not for sale by MED-EL in your region. Please check with your local MED-EL representative for product availability.


Severe-to-Profound Sensorineural Hearing Loss

Solution

Cochlear Implants SYNCHRONY System

Cochlear Implants SYNCHRONY System

Eligibility Criteria:

  • Indication of severe-to-profound sensorineural hearing loss with hearing thresholds that fall within the shaded area in the chart below
  • Functional auditory nerve
  • Prior use of optimally fitted hearing aid, if appropriate
  • Little or no benefit from acoustic amplification
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Audiogram Severe To Profound SNHL
Severe-to-Profound-SNHL-graph

High-Frequency Sensorineural Hearing Loss

Solution

Electric Acoustic Stimulation
SYNCHRONY EAS-System

Electric Acoustic Stimulation SYNCHRONY EAS System

Eligibility Criteria:

  • Indication of high-frequency hearing loss with hearing thresholds that fall within the shaded area in the chart below
  • No malformations or obstructions of the cochlea, otosclerosis or ossification, or external ear contraindications
  • Stable air conduction thresholds
  • No air-bone gap >15dB
  • Monosyllable score ≤60% at 65dBSPL in best aided condition
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

High Frequency SNHL
High-Frequency-SNHL-graph

Mild-to-Severe Sensorineural Hearing Loss

Solution

Middle Ear Implants
VIBRANT SOUNDBRIDGE System

VIBRANT SOUNDBRIDGE

Eligibility Criteria:

  • Indication of mild-to-severe sensorineural hearing loss, with stable air conduction thresholds that fall within the shaded area in the chart below
  • Aged 5 years or older
  • Normal middle ear functions as shown by audiometric thresholds and impedance measurements
  • Speech audiometry curve adequate to the respective PTA with speech understanding of at least 50% (open-set word test with headphones at the most comfortable listening level)
  • Ability to benefit from amplification
  • Absence of retrocochlear and central auditory disorders
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Mild To Severe SNHL
Mild-to-Severe-SNHL-graph

Conductive and Mixed
Hearing Losses

Solution A

Middle Ear Implants
VIBRANT SOUNDBRIDGE System

VIBRANT SOUNDBRIDGE

Eligibility Criteria:

  • Indication of conductive or mixed hearing loss, with stable bone conduction thresholds that fall within the shaded area in the chart below
  • Aged 5 years or older
  • Absence of active middle ear infections
  • Ear anatomy that allows the FMT to be positioned on a suitable vibratory structure
  • Ability to benefit from amplification
  • Absence of retrocochlear and central auditory disorders
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Conductive-and-Mixed-SNHL-VSB-Audiogram
Conductive-and-Mixed-HL-graph

Solution B

Bone Conduction Implants
BONEBRIDGE System

Bone Conduction Implants BONEBRIDGE System

Eligibility Criteria:

  • Indication of conductive or mixed hearing loss as indicated by audiometric testing, with bone conduction hearing thresholds that fall within the shaded area in the chart below
  • Aged 5 years or older
  • Anatomy that allows appropriate placement of the implant as determined by CT scan
  • Ear anatomy that allows the FMT to be positioned on a suitable vibratory structure
  • Absence of retrocochlear and central auditory disorders
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Conductive-and-Mixed-SNHL-Audiogram
Conductive-and-Mixed-HL-graph

Solution C

Non-surgical Bone Conduction
Systems ADHEAR

ADHEAR

Eligibility Criteria for conductive hearing loss:

  • Unilateral or bilateral conductive hearing loss, either chronic or temporary, with bone conduction hearing thresholds that fall within the shaded area in the chart below

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Conductive and Mixed Hearing Loss

Single-Sided Deafness

Solution A

Cochlear Implants
SYNCHRONY System

Cochlear Implants SYNCHRONY System

Eligibility Criteria for SSD:

  • Indication of severe-to-profound sensorineural hearing loss in the affected ear with hearing thresholds that fall within the shaded area in the chart below
  • Indication of normal hearing or mild-to-moderate hearing loss in the contralateral ear with hearing thresholds that fall within the shaded area in the chart below
  • Functional auditory nerve
  • Prior use of optimally fitted hearing aid, if appropriate
  • Little or no benefit from acoustic amplification
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Retrocochlear-Audiogram
Single-Sided-Deafness-graph

Solution B

Bone Conduction Implants
BONEBRIDGE System

Bone Conduction Implants BONEBRIDGE System

Eligibility Criteria for SSD:

  • Indication of severe-to-profound sensorineural hearing loss in the affected ear with hearing thresholds that fall within the shaded area in the chart below
  • Indication of normal hearing in the contralateral ear with hearing thresholds that fall within the shaded area in the chart below
  • Aged 5 years or older
  • Anatomy that allows appropriate placement of the implant as determined by CT scan
  • Absence of retrocochlear and central auditory disorders in the contralateral ear
  • Adequate motivation and expectations

Examples of audiograms:

Click on the thumbnail to enlarge the picture

Conductive-and-Mixed-SNHL-Audiogram
Single-Sided-Deafness-graph

Retrocochlear Hearing Loss (Neural Hearing Loss)

Solution

Auditory Brainstem Implants
SYNCHRONY ABI System

Auditory Brainstem Implants SYNCHRONY ABI System

ABI Indication (CE-Mark)

12 months or older
Cannot benefit from cochlear implant
Non-functional auditory nerve:
  • Auditory nerve aplasia
  • Auditory nerve hypoplasia
  • Head trauma
  • Non-NF2 tumor
  • Severe cochlear ossification
  • 15 years or older
  • Both auditory nerves non-functional
  • Neurofibromatosis Type 2 (NF2)
  • Implantation concurrent with tumor removal surgery

Contact

Have a question about candidacy for our hearing systems? Let us know and our experts will work with you to determine what solutions can be the best options for your patients.

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