Preamplifier Cable Connections; Place Transducers; Insert Earphones With Earcups - Interacoustics Sera Additional Information

6.4.5

Preamplifier cable connections

After preparing the skin and placing the three electrodes on the baby, connect the electrode cables to the
electrodes.
Figure 5
6.4.6

Place transducers

Different transducers can be used with the Sera
chose your preferred style of acoustic transducer – probe, insert earphones with ear tips or insert phones
with EarCups. All use single-use disposable supplies.
6.4.7 Insert earphones with
Figure 6: EarCup setup
D-0114042-D – 2020/03
Sera™ - Additional Information
Ensure that the electrode cables are securely connected into the correct
electrode jack on the top of the preamplifier, matching the color of the
cable with the jack. The graphic near the electrode jacks on the
preamplifier illustrates proper placement of electrodes for the nape
montage (Figure 5).
Connect the cables to the electrodes as follows:
Electrode lead color
White
Black
Yellow
for Automated ABR testing. At the time of purchase you
TM
Re-use of single-use disposables enhances the risk of cross contamination!
EarCups
The EarCup is an around-the-ear coupler that connects to the tubing of the
insert earphones using the EarCup adapters. The EarCups adhere to the
skin around the baby's ear.
Insert the EarCup adapter at the end of each of the insert earphone tubes
into the hole in the foam at the top of the EarCup so that it is fully inserted
(Figure 6).
Electrode location (nape montage)
High forehead (centered) near the hairline
Cheek (either side) or shoulder
Nape (just below the hairline)
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