otometrics MADSEN Midimate 622 User Manual

102 pages

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Midimate 622

Clinical/Diagnostic Audiometer

User Manual

Doc no. 7-25-9000/09

Part No. 7-25-900

0459

Default Chapter3
- Table of Contents3
1 General Information7
- Introduction7
- About this Manual8
- Test Conditions9
- Standards9
- Safety9
- Service and Repair10
2 Installing the Midimate11
- Unpacking and Inspection11
- Storage and Shipment11
- Installation11
- Figure 1:Midimate 622 Connection Panel12
- Care and Maintenance14
- Figure 2:Voltage Selector and Fuses14
3 General Description17
- General17
- Front Panel Layout17
- Figure 3:The Selection Tree18
- Front Panel Controls19
- Softkeys20
- Start-Up21
4 Test Setup23
- General23
- Selecting a Preprogrammed Test23
- Manual Test Setup24
  - Example of Test Selection24
  - Default Settings in Manual Test Setup Mode25
5 Operating in Test Mode27
- Front Panel Control Functions27
- Pure Tone Testing35
- Speech Testing37
- Special Tests39
6 Pure Tone Audiometry43
- Air Conduction Threshold Measurements43
- The Need for Masking43
- Air Conduction Threshold Measurements with Masking43
- Bone Conduction Tests44
- Bone Conduction Using Masking and a Normal Headset45
- Bone Conduction Audiometry with Masking and Insert Phone46
- Free-Field Pure Tone Audiometry46
7 Speech Audiometry47
- Speech Reception Threshold47
- Discrimination Testing47
- Speech Audiometry with Live Voice48
  - Live Voice Threshold Measurements48
  - Live Voice Discrimination Test49
- Speech Audiometry with Tape Recorder or CD Input50
  - Recorded Word Lists (Threshold)50
  - Recorded Word Lists (Discrimination Test)51
- Speech Audiometry and Masking51
- Free-Field Speech Audiometry53
8 Special Tests55
- Short Increment Sensitivity Index (SISI Test)55
- Fowler's Alternate Binaural Loudness Balance Test56
- Stenger Test57
- Rainville Test58
9 Patient Communication & Monitoring59
- Introduction59
- Talk over60
- Talk Back61
- Monitoring62
- Patient Signal62
10 Power-On Options63
- Accessing Power-On Options63
- Pulsing63
  - Pulsing Rate64
  - Pulsing Duration64
- Rs23264
- Programming65
- Language65
- Printer66
11 Test Setup Programming71
- Enable User Test Programming71
- User Test Programming71
12 Calibration73
- Error Check73
- Calibration Reference73
13 Data Interface75
- Entry of Patient I.D. Number75
- Data Transfer76
14 Printout Function77
- Printers & Connections78
- Options Menu79
  - Store79
  - Printer Menu79
- Average Values (Masking)80
- Troubleshooting81
- Figure 4:Printer/Pc Connections/Cables82
Appendix A: Technical Specifications83
- Technical Specifications83
Appendix B: Midimate 622 Schematics85
- Audiometric Examination & Preprogrammed Tests85
- Setup Structure & Test Phase Options86
- Setup Procedure: Tone87
- Setup Procedure: Speech88
- Setup Procedure: Special Tests89
Appendix C: Available Test Setups90
- Pure Tone Audiometry90
- Speech Audiometry90
- Special Tests92
Appendix D: Printer Option Table93
- Printer Option Table93
Subject Index96
- Figure 5:Midimate 622 Front Panel Layout102

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otometrics MADSEN Midimate 622 Specifications

General

Category	Medical Equipment
Frequency (Tympanometry)	226 Hz
Display	LCD
Intensity Range	-10 to 120 dB HL
Masking	Narrowband, Speech, White Noise
Transducers	Insert Earphones
Tests	Tympanometry
Power Supply	Battery
Frequency Range	125 Hz - 8 kHz

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