Metra Electronics DAT Combo Manuel d'utilisateur télécharger pdf (Page 34)

Tuning

in

on

the

bodys

ills

This

realization

led to

a

new

science called

biomedical

engineering,

a discipline

that

combines

electronic with

medical

techniques,

sometimes

borrowing

from

space and mili-

tary

research

to create

new diagnostic won-

ders. One

day soon such

marvels may rule

out

the hit

-or -miss

human

error that

has

characterized

medicine

up to

our

time.

Come

that

happy

hour

and current

medical tech-

niques

may seem

as

medieval

as

when

man

applied

leeches

to

cure his

aches

and pains.

All One.

Now

being introduced

in major

hospitals

is a

master six -unit

electronic

medi-

cal internist

built

by Honeywell.

Its big

claim

to fame

is the fact

that

it

can instantaneously

record

eight types of

information

about a

patient

and show

them on

a

17

-in. screen.

ECG, EEG,

EMG,

PCG, and

other

elec-

trodes

sensing

surface

and below

-skin

changes

show

heart,

brain

action, and skin

temperatures

on

a television screen

to a doc-

tor

as he operates.

This

new system's

sharp -

focus

screen is

so

bright

it can be

seen 20

feet

away. And

the

device promises to elimi-

New medical

tool

developed

at

General Electric

Research

Lab-

oratory is

switchahle magnet

that

can

be turned

on and off

at will. Inserted

gently

down

patient's throat

(left),

device is

steered

under fluoroscopic

guidance to

sdr :ng

of open

safety

pin, then

switched

on.

Pin

can

now he turned

around

and

cau-

tiously removed

blunt

end first.

nate

much

of the hazard

in surgery

as

well

as store vital

information

for

later

consulta-

tion and

record.

Life

Savers.

Not

as comprehensive

but

already

a

veteran

of

250 neurological

opera-

tions is an IBM -Mayo

Clinic system

on

duty

at St. Mary's

Hospital

in Rochester,

Minne-

sota.

To monitor

patients,

electrical

detector

signals

are

converted

to

digital

coding, proc-

essed

and printed

out on

a special

type-

writer

to

be scanned

by

a closed -circuit

TV

camera.

The

machine

will

show a patient's

heart

and breathing

rates,

arterial

pressures,

and

body temperatures

on

a 14 -in.

screen

while

an operation

is in progress.

Mean-

while,

a 5 -in.

satellite

oscillograph

set up

near

the

patient will

give

automatic

electro-

cardiograph

readings.

Warnings.

Another

team of

Advanced

Systems

engineers

borrow

techniques

used

to

analyze

missile

status before

test firing.

Their

purpose:

to have

"early

warning"

of

changes

in

a patient's

condition

before

clinical signs

appear.

Sensors

relay

information

to

an IBM 1800

computer,

report

on

an operating

room

screen warning

of changes

that

could bring

on

an emergency

in

the seriously

ill.

Nuclear.

Still

another

biomedical

life-

38

Both

permanent

and

electro-

magnets

are represented

in

GE's

new

devices for

retrieving

swallowed

ferrous

objects.

When permanent

-magnet

instru-

ment

being held

by Miss Betty

J.

Drumond

won't

suffice, "steer

-

able" magnet held

by Dr. Fred

E.

Luborsky

is

called

on to

recover

objects from previously

inaccessible

regions

of

the

stomach.

RADIO

-TV EXPERIMENTER

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