AAO-HNSF Certificate Program for Otolaryngology Personnel

Hearing Aids

• External Parts:

– Microphone – Volume Control – Battery Compartment – Switch – Ear Hook

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

34

Digital Hearing Aids • Newest and most advanced

• Programmed similar to computer programmable aids • Hearing aid converts the signal to numbers. The numbers represent frequency, intensity, and time patterns of sound. • Storage of entering sound

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

35

Digital Hearing Aids (Continued) • Separation of unwanted information • Amplification adjusted by frequency – more precise • Most flexible settings – Suppression of background noise

– Multi-microphone – Remote control

AAO-HNS/F

Certificate Program for Otolaryngology Personnel Workshop

36