3M Littmann 3100 Manual page 3

Explanation of Signal Word Consequences
CAUTION: Indicates a hazardous situation, which, if not avoided, could result in minor injury and/or
property damage.
NOTICE: Indicates a hazardous situation, which, if not avoided, may result in property damage.
• To reduce the risks associated with infection follow all cleaning and disinfecting instructions included in this
manual. Establish and follow a cleaning and disinfecting schedule.
To reduce the risks associated with very strong electromagnetic fields avoid using the stethoscope near
•
strong radio frequency signals or portable and/or mobile RF devices. If you hear sudden or unexpected sounds,
move away from any radio transmitting antennas.
• To reduce the risks associated with sharp edges make sure that the soft sealing eartips are snapped firmly
into position as shown in this manual. Use only Littmann replaceable eartips.
• To reduce the risks associated with an incorrect result store and operate this stethoscope only as instructed
in this manual. As there is no acoustic (non-amplified) mode available with this stethoscope, replace the alkaline
battery within two hours of the battery life icon beginning to flash in the LCD display. Use only type AA batteries.
Also, do not immerse the stethoscope in a liquid or subject it to any sterilization processes.
To reduce the risk associated with an electrical shock do not use the stethoscope on patients without the
•
stethoscope's diaphragm cover in place.
• To reduce the risks associated with environmental contamination follow applicable regulations when
disposing of this stethoscope. Properly dispose of, or recycle, spent batteries.
• No modification of this equipment is allowed. Use only authorized 3M service personnel to repair this
stethoscope. Read, understand, and follow all the safety information on the battery package.
Intended Use
The 3M Littmann® Electronic Stethoscope Model 3100 is intended for medical diagnostic purposes only. It may be used for
the detection and amplification of heart, lungs, arteries, veins and other internal organs with the use of selective frequency
ranges. It can be used on any person undergoing a physical assessment.
CAUTION
NOTICE
2
Operator Profile
The 3M Littmann® Electronic Stethoscope Model 3100 is designed to be used by anyone who wishes to listen to sounds as
described in the Intended Use section above. This manual provides complete information on how to operate the Model 3100
so that no additional operating training is required.
Functional Description
The Model 3100 electronic stethoscope picks up sounds, such as heart and lung sounds, from a patient's body. After
amplification and filtering, the sounds are sent to the user through a binaural headset. The stethoscope chestpiece is
designed for use with adult, pediatric, and infant patients.
The user interface for the stethoscope includes a 5-button keypad and an LCD display. Sound processing is carried out
with the aid of a digital signal processor. Stethoscope power is provided by a single AA battery in the chestpiece. A power
management system is included to prolong battery life.
Serial Number
Each Littmann Electronic Stethoscope Model 3100 comes with a unique serial number for easy identification. Please record
your serial number in this manual for future reference: ________________________________
INSTRUCTION FOR USE
1. Insert Battery
Insert AA battery (provided in package) into Stethoscope.
1. Hold chestpiece in one hand while slightly twisting the battery cap
approximately 25º counter-clockwise. Remove battery cap.
2. Insert new battery with positive end out (plus sign will be visible in the
_
+
battery compartment).
3. Remount battery cap, twisting cap approximately 25º clockwise until
locked.
4. Make sure the two marks are aligned.
3