Middle Ear Analyzer MI 34

Description

Features

• Ipsi and contra reflex testing
• Reflex decay testing
• Intact Eustachian tube function testing
• Perforated Eustachian tube function testing
• Adjustable comfort probe
• LCD graphical display
• Quiet, fast internal printer

Specifications

Tympanometry mode

Probe frequency, intensity    226 Hz ± 1%, 85 dB SPL into 2 cm3
High frequency (MI 34 H)    1 kHz ± 1%
Pressure range    + 200 to – 400 daPa
Volume range    0,1 to 6,0 ml
Accuracy    ± 5% or ± 10 daPa
Test time    < 3 seconds

Reflex Mode
Test frequencies    500, 1000, 2000, 4000 Hz ± 2%
Test method    ipsilateral, contralateral
Intensities ipsilateral    70 … 105 dB HL
Intensities contralateral    70 … 120 dB HL with TDH 39 contra phone
Ipsilateral reflex test    with AGC
Intensity setting    automatic or manual

Reflex Decay Mode
Test time    13 sec., 10 sec. auto tone present
 Eustachian Tube Mode
Pressure range    + 300 to – 400 daPa

General
Standard    IEC 601-1,IEC 645-5 class 1, medical directive 93/42/EEC, CE 0124
Test program    Reflex test selectable
Memory    Storage of test results for both ears
Menu    For adapting to individual needs (Pump speed, accuracy, reflex mode etc.)
Probe    Lightweight adjustable hand-held probe with built-in control light and switch
Printer    fast, virtually silent thermal printer
Print time    4 s / 12 s (Test results of both ears)
Display    Graphic LCD-Display, contrast adjustable
PC-interface    USB
Power supply    Mains 100 … 240 V~, 50/60 Hz, 25 VA
Dimension and weight    W x D x H: 39 x 29 x 11 cm / 2,6 k