Welch Allyn OAE Hearing Screener - User Manual - Manual (Page 4)

Welch Allyn OAE Hearing Screener Directions for Use 705353 Rev F
Contents
Chapter 1: Introduction ................................................................................................................................... 5
Indications for use ...................................................................................................................................... 5
About this manual ....................................................................................................................................... 6
Chapter 2: Welch Allyn OAE Hearing Screener Components and Hardware Setup ...................................... 8
Cable Connections ...................................................................................................................................... 8
Probe Cable Assembly ................................................................................................................................ 8
Charger Unit Assembly............................................................................................................................... 9
Communication Cable Assembly .............................................................................................................. 10
Battery ...................................................................................................................................................... 10
Chapter 3: Environment and Patient Preparation .......................................................................................... 11
Patient Preparation.................................................................................................................................... 11
Patient Instructions ................................................................................................................................... 12
Chapter 4: Care and Maintenance of the Probe ............................................................................................ 13
Chapter 5: Quick Guides and Instructional Videos ...................................................................................... 15
Instructional Videos on the Welch Allyn OAE Hearing Screener Inservice Guide .................................. 15
Chapter 6: Welch Allyn OAE Hearing Screener Clinical Competency Evaluation and Result Letters ....... 20
Welch Allyn Hearing Screener Clinical Competency Evaluation ............................................................. 21
Pediatric Hearing Screening Results ......................................................................................................... 22
Pediatric Hearing Screening Results ......................................................................................................... 23
Chapter 7: System Operation ........................................................................................................................ 24
Buttons and Their Function ...................................................................................................................... 24
Program Flow Chart ................................................................................................................................. 25
Chapter 8: Distortion Product Otoacoustic Emissions .................................................................................. 26
Performing a DPOAE Test ....................................................................................................................... 26
Increase Artifact Reject Level .................................................................................................................. 27
Viewing DPOAE Test Details or Retesting an Ear with a Refer Result Immediately After a Test........... 28
Printing DPOAE Test Details Immediately After a Test .......................................................................... 29
Viewing Previously Collected DPOAE Data ............................................................................................ 30
Chapter 9: Printing Previously Collected Data – Single Ear ....................................................................... 31
Chapter 10: Printing Previously Collected Data – Both Ears on One Label ................................................ 33
Chapter 11: Printer ....................................................................................................................................... 34
Operating Steps ........................................................................................................................................ 34
Ordering Labels ........................................................................................................................................ 34
Chapter 12: System Default Protocol ........................................................................................................... 35
DPOAE System Default Protocol ............................................................................................................. 35
Collection Parameters, Stopping Parameters and Pass/Refer Criteria .................................................. 35
DPOAE Measurement-Based Stopping Rules per Test ........................................................................ 36
DPOAE Pass or Refer Criteria ............................................................................................................. 36
Screener Sensitivity and Specificity Estimations ...................................................................................... 36
Changing the DPOAE Default Protocol to Continue through All Frequencies ........................................ 37
Chapter 13: Reloading WA OAE Firmware (WA OAE Load software) ...................................................... 38
Chapter 14: Exporting using ASCII Link .................................................................................................... 41
Chapter 15: Troubleshooting, Service and Warranty.................................................................................... 43
Error Messages ......................................................................................................................................... 43
Service ...................................................................................................................................................... 45
Technical Assistance ................................................................................................................................ 45
Warranty ................................................................................................................................................... 45
Appendix A - Precautions and Safety Instructions ....................................................................................... 46
Equipment Identification Labels and Markings ........................................................................................ 46
Electrical Installation Requirements ......................................................................................................... 47
Environmental Specifications ................................................................................................................... 48