Corometrics 145 - Page 21

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SECTION

4

8.

Adjust

volume

on

front

panel

of

monitor.

9.

Reposition

transducer

as

necessary

until

clearest

heart

sound

is

heard

through

the

speaker.

10.

Insert

the

other

end

of

the

strap

through

the

remaining

slot

in

the

transducer

and

adjust

to

a

comfortable

fit.

Three

to

five

seconds

after

a

clear

heart

sound

is

heard,

the

heart

shaped

indicator

will

flash

synchronously

with

the

sound,

indicating

signal

acceptance

and

recording.

11.

Activate

the

recorder

and

insure

that

a

tracing

appears

on

the

heart

rate

channel.

Check

to

make

sure

the

heart

rate

is

fetal

and

not

the

maternal

pulse.

NOTE:

Temporary

loss

of

signal

will

cause

the

heart

light

to

stop

flashing.

If

sound

is

still

clear,

allow

3

to

5

seconds

for

light

to

resume

flashing.

Fetal

movement

or

maternal

move-

ment

which

results

in

loss

of

sound

for

an

extended

period

may

require

repositioning

the

transducer.

ee

Paper

Advance

_(

Volume

-|

UA

_

|

Reference

16

+

Operation

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