Interacoustics AA222 - Default Chapter; Table of Contents

Table of contents
1
About the AA222 .............................................................................................................................. 1
2
General operation of the tympanometry module ....................................................................... 3
2.1 Preparing for the tympanometry test .................................................................................. 3
2.1.1 Tympanometry patient instruction .......................................................................... 3
2.1.2 Visual inspection of the ear canal .......................................................................... 3
2.1.3 Placement of the contralateral phone .................................................................... 4
2.1.4 Selecting the correct ear tip ................................................................................... 4
2.2 Tympanometry .................................................................................................................... 5
2.3 Reflex .................................................................................................................................. 7
2.4 Reflex decay ....................................................................................................................... 9
2.5 Reflex latency ................................................................................................................... 10
2.6 Eustachian tube function – non-perforated eardrum ........................................................ 11
2.8 Eustachian tube function – perforated eardrum ............................................................... 12
2.9 Eustachian tube function – patulous eustachian tube ...................................................... 13
3
General operation of the Audiometry module .......................................................................... 15
3.1 Pure tone audiometry........................................................................................................ 15
3.1.1 Masking ................................................................................................................ 15
3.2 Weber................................................................................................................................ 15
3.3 Stenger ............................................................................................................................. 15
3.4 Auto – Hughson-Westlake ................................................................................................ 15
3.5 Alternate binaural loudness balancing (ABLB) – Fowler Test .......................................... 15
3.6 Speech audiometry ........................................................................................................... 15
3.7 QuickSIN – Quick signal in noise testing .......................................................................... 15
3.8 Short increment sensitivity index (SISI) ............................................................................ 15
4
Setup menu .................................................................................................................................. 17
4.1 Instrument settings ............................................................................................................ 17
4.2 Tympanometry setup menu .............................................................................................. 20
4.2.1 Common settings – IMP ....................................................................................... 20
4.2.2 Protocol settings ................................................................................................... 20
4.2.3 Manage protocol settings ..................................................................................... 33
4.3 Audiometry setup menu .................................................................................................... 34
4.3.1 Common settings - AUD ...................................................................................... 34
4.3.2 Working with user-defined setups (test protocols) ............................................... 36
4.3.3 Tone settings ........................................................................................................ 36
4.3.4 Speech settings .................................................................................................... 39
4.3.5 Auto settings ........................................................................................................ 41
5
Diagnostic suite ........................................................................................................................... 43
5.1 Transferring a custom symbol scheme from the suite to the device ................................ 43
6
Operating through a database ................................................................................................... 45
6.1 OtoAccess
TM
..................................................................................................................... 45
6.1.1 Upload clients to the device and save the measurements to the clients ............. 45
6.1.2 Download the client information to one patient .................................................... 45
6.2 NOAH ................................................................................................................................ 45
6.2.1 Download the client information to a patient using NOAH ................................... 45
7
Print ............................................................................................................................................... 47
7.1 Printer direct ...................................................................................................................... 47
7.1.1 Installing the direct printer .................................................................................... 47
7.1.2 Modify the custom logo printout ........................................................................... 47