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Summary of Contents for MedRx AVANT Series
- Page 1 T R A I N I N G MANUAL AVANT Real Ear Measurements & Live Speech Mapping www.medrx-int.com...
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Page 2: Table Of Contents
Rainbow Passage…………………………………………………..…………… 27 Limited Warranty……………………………………………………..…………. 29 #0086 www.medrx-int.com DISTRIBUTOR MAICO Diagnostics GmbH MedRx International Sales Sickingenstr. 70-71, 10553 Berlin, Germany Tel.:+49 30/70 71 46-50, Fax: -99 E-mail: medrx-sales@maico.biz Web: www.medrx-int.com MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017... -
Page 3: Introduction
Introduction The AVANT series of REM (Real Ear Measurement) represents a new era of precision in-situ verification for your office. Compact yet rugged, PC-Based system is USB powered and supports all ANSI and IEC Real Ear tests. The software includes targets for DSL i/o 5.0 and NAL- NL2. -
Page 4: Avant™ Rem Software Overview
The Options may also be accessed from within on the Avant REM Main Screen as shown the Avant REM main program by Clicking on the below. Options text menu as shown below. MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017... - Page 5 Tympanometer connected, the Tymp and behavior of the tab will assist in Master Hearing Aid configuring the look of and Hearing Loss the display. Simulator. MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017...
- Page 6 Advanced Options The Advanced Options screen allows you to configure your system to meet your individual clinical needs. It also provides tools for MedRx Technical Support to use. Access this screen from the File Menu on the Avant Main Screen as shown to the right The key features of each tab are described below.
- Page 7 (Red and Blue connectors) can be used with passive speakers. Go to the Tools menu and select the speaker selection you want. A check mark will be shown next to the selection. MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017...
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Page 8: Preparing For Testing
Calibrating the Probe Tube For reasons of infection control and reliability of results, MedRx recommends that a new probe To ensure accurate measurements, it is necessary to calibrate tube be used with each patient. - Page 9 (888) 392-1234. The calibration date is available under the Function > Calibrate > Calibration Information tabs. Return Probe Microphones to MedRx for annual re-calibration. Annual re-calibration of the Avant REM+ Probe Microphones is recommended. There are no user repairable components of this device.
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Page 10: Live Speech Mapping
Before making Live Speech Mapping measurements, the patient’s pure tone audiogram must be available to the software. This can occur several ways: 1. The audiogram was automatically entered by MedRx AVANT Audiometer software when testing. Then saving the NOAH session. - Page 11 Passage” which is provided on pg. 27. NOTE: The screen shot above shows the MedRx Modified Speech Spectrum (Canoe). It is also possible to underlay DSL IO or NAL-NL2 targets on this screen. Click Options in the text menu bar on the top of the screen to select and configure these underlays to meet the needs of your practice.
- Page 12 (Remember conversational speech is 65 dB at 1 meter). NOTE: The screen shot above shows the MedRx Modified Speech Spectrum (Canoe). It is also possible to underlay DSL IO or NAL-NL2 targets on this screen. Click Options + Show Targets in the text menu bar on the top of the screen to select and configure these underlays to meet the needs of your practice.
- Page 13 Completing the On-Top Mode Process Close the REM module by Clicking the X button or go up to the File menu and down to Exit. Save the NOAH session when prompted. MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017...
- Page 14 Live Speech Mapping in a way that compliments their practice style rather than compromising it. In order to get you “up and running” with the AVANT REM+ system, MedRx has developed the following protocol. This simple procedure has been found to be effective with both audiologists and hearing instrument specialists.
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Page 15: Real Ear Measurements
“Signal Types”. Access these by Clicking on the “Help” tab at the top of the screen, and selection “Help Topics”. Select an item from the list in the Index tab, and Click “Display” MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017... - Page 16 White-weighted noise can be used mostly for testing of equipment. It is not recommended to use it for hearing aid fitting, unless specified by the manufacturer. Crest Factor: BBN = 1.73 (4.8dB), PRN = 7.86 (17.9dB) MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017...
- Page 17 Crest Factor: BBN = 4.46 (13.0dB), PRN = 5.17 (14.3dB) MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017...
- Page 18 The Real Ear to Coupler Difference (RECD) is used to simulate real ear measurements by coupler measurements and is useful when fitting children or “difficult” to fit patients. See the section on RECD later in this manual for more detail. MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017...
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Page 19: Additional Tests And Features
The resulting simulated measurements provide information to select and make adjustments to the hearing instrument and verify adjustments in the MedRx coupler rather than in the uncooperative client’s ear. This is particularly important in the case of children, whose small volume ear canals enhance high frequency amplification more so than in average adults. - Page 20 Select START to open the measurement type selection • screen. Choose the REAR with an Insert Headphone option. • Select OK to begin the test and wait until it concludes. • MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017...
- Page 21 NOTE: After measuring RECD, it is possible to perform Live Speech Mapping in the coupler as well. Look for the “Measuring in” option on the LSM screen. MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017...
- Page 22 This image shows the same feedback as above at 1/24 octave. Using this information, make any necessary adjustments to the hearing instrument to reduce or remove the feedback. MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017...
- Page 23 To stop the playback, select the Stop button on the player. NOTE: It is recommended you use a variety of tracks from the list to demonstrate the hearing loss. MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017...
- Page 24 Note: there is a processing delay between the input and playback. Make sure that the client cannot hear the voice directly but only through the headset. If this is not possible, use the Recorder (describer below) to simulate speech input. MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017...
- Page 25 File allows the user to play sound files. The program supports MP3 and WAV files and comes with a preset MedRx Sounds Sensations set of files. After the option is activated, use the player panel to control the playback. CD allows the user to play music CDs. After the option is activated, use the player panel to control the playback.
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Page 26: Printing
Print Preview – Shows you what your report will look like before you print it. Print – Sends the report to the printer. MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017... -
Page 27: Rainbow Passage
People look, but no one ever finds it. When a man looks for something beyond his reach, his friends say he is looking for the pot of gold at the end of the rainbow. MedRx AVANT REM (Real Ear Measurement) Training Manual Effective Date: 05-25-2017... - Page 28 The date of manufacture is shown on the original calibration certificate. The year of manufacture is shown in the fourth character in the serial number. M=2014, N=2015, P=2016, Q=2017 etc. MedRx AVANT REM (Real Ear Measurement) Installation Manual Effective Date: 05-25-2017...
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Page 29: Limited Warranty
MAICO is not responsible for problems resulting from installation of unapproved software or hardware. In the event of unapproved software or hardware installed on the system causing a conflict, MedRx will service the product for a fee to be determined at the time of service.
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