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Instructions for Use
Chestpiece
On Littmann stethoscopes with traditional combination
chestpieces, it is necessary to open the side of the
chestpiece being used. This is accomplished by holding
the chestpiece stem in one hand and rotating the
chestpiece with the other hand until a click is felt.
Changing Frequencies Using the
Tunable Diaphragm
Your Littmann Classic II S.E. Stethoscope is equipped
with a patented tunable diaphragm that enables you to
listen to both low and high frequency sounds without
turning over the chestpiece.
To listen to low and high frequency sounds without
removing and turning over the chestpiece, simply
alternate between light and firm pressure on the tunable
diaphragm.
Low frequencies: To listen
to low frequency sounds,
(traditional bell mode)
you can use either the
open bell or tunable
diaphragm using very
light skin contact.
High frequencies: To
listen to higher frequency
sounds, using the tunable
diaphragm, press firmly
on the chestpiece.
Headset Adjustment
Correct
Incorrect
attaching the eartip to the eartube. The eartips are
2
Your Littmann stethoscope is
designed to provide a
comfortable, acoustically
sealed ear fit. Notice that the
eartubes are set to
accommodate the typical
anatomy of the ear canal. The
eartips should point in a
forward direction as you insert
them into your ear canals.
To reduce spring tension in the
headset, hold each eartube at
the bend near the eartip and
gradually pull apart until fully
extended.
To increase spring tension,
grasp the headset with one
hand where the eartubes enter
the tubing and squeeze until the
tubing on one eartube touches
the other. Repeat as necessary.
For maximum acoustic
performance, comfortable
patented 3M™ Littmann®
Soft-sealing Eartips are
provided with your
stethoscope. This stethoscope
utilizes a unique design for
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