Evelina Hospital logo

Hearing Implant Centre referrals

Who can refer

Referrals are considered from:

  • ENT consultants
  • audiological physicians
  • scientists and technicians
  • paediatricians
  • speech and language therapists
  • teachers of the deaf
  • GPs.

To proceed with funding, a medical referral is required.

How to refer

To send a referral or request specialist information, please email us using the email addresses in the referrals contacts box on this page.

Referral forms

Referral criteria

Hearing implant referral criteria

Cochlear implant (CI)

  • pure tone average >70dBHL at .5, 1, 2, 4kHz or > 90dBHL at 2 and 4 kHz in the worse ear
  • limited benefit from wearing hearing aids
  • children: do not wait for speech / language delay
  • congenital, acquired, progressive, sudden onset.
Hearing implant referral criteria

Auditory brainstem implant (ABI)

  • unsuitable for CI
  • non-neurofibromatosis type 2
  • cochlear nerve aplasia
  • cochlear obliteration (ostosclerosis, ossification)
  • cochlear nerve avulasion (skull base fracture).
Hearing implant referral criteria

Electric-acoustic stimulation (EAS)

  • air conduction (AC) thresholds within shaded area
  • stable sensorineural hearing loss (SNHL)
  • no air-borne gap >15dBHL
  • limited benefit from hearing aids
  • no external ear contraindications to wearing an earmould.
Hearing implant referral criteria

Middle ear implant (MEI)

  • SNHL (AC thresholds within orange shaded area) or mixed/CHL (BC thresholds within brown outline)
  • stable hearing loss
  • inability to wear conventional hearing aids due to medical reasons (eg chronic otitis media, psoriasis, congenital malformations of ear canal/pinna, allergies, exostoses, furunculosis, etc)
  • no retrocochlear or central auditory disorders.
Hearing implant referral criteria

Bone conduction implants (BCI)

  • bone conduction thresholds within green area
  • inability to wear conventional hearing aids (eg chronic otitis media or otitis externa, congenital malformations, otosclerosis, recurrent ear infections due to hearing aid usage)
  • unilateral profound SNHL, with normal BC thresholds in the better hearing ear.

Referral contacts

Tel: 020 7188 6245

Post:
Hearing Implant Centre
Ear, nose and throat (ENT) services
2nd floor, Lambeth Wing
St Thomas’ Hospital
Westminster Bridge Road
London SE1 7EH
©  Guy's and St Thomas' NHS Foundation Trust.
King's Health Partners logo