3M Littmann Classic II S.E. Mode D'emploi page 6

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 3M Littmann Classic II S.E. Stethoscope is
™ ®
equipped with a 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
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
™
Tight Soft-Sealing Eartips are
provided with your stethoscope.
This stethoscope utilizes a unique
design for attaching the eartip to
the eartube. The eartips are
pushed on to the end of the
eartube and snapped firmly into
place. To remove, pull firmly on
the eartip.
Snap
®