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BIO-TEK®
INSTRUMENTS,
INC.
MODELS
VT-1B & VT-2
OPERATOR’S
MANUAL
PART
REVISION
VENTILATOR
MANUAL
NUMBER
8801015
A
TESTERS
BIO-TEK
HIGHLAND
WINOOSKI,
802-655-4040
800-451-5172
800-242-4685
TELEX
FAX
0-1
INSTRUMENTS,
PARK,
VT
(SERVICE)
94-0136
802-655-7941
BIO
BOX
998
05404-0998
TEK
SHVT
INC.
USA
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TABLE
OF
CONTENTS
DOCUMENT
TABLE
LIST
LIST
INTRODUCTION
UNPACKING
2
2.1
2.2
2.3
2.4
2.4.1
2.4.2
2.5
2.5.1
2.5.1.1
OF
OF
FIGURES
OF
TABLES
MODELS
Summary
Applications
Model
Model
Adult
Infant
Model
Ventilator
REVISION
CONTENTS
AND
INSPECTION
VT-1B & VT-2
of
Features
VT-1B
VT-1B
Lung:
Lung:
VT-1B
Tester
Definitions
RECORD
or
VT-2
Adult
Location
Location
or
VT-2
Front
of
Keys
DESCRIPTION
and
Potential
Specification
Lung
and
and
Description
and
Description
Electronics
Panels
Model
Unit
Users
VT-2
of
of
Adult/Infant
Components
Components
Lungs
2.5.2
2.5.3
2.6
2.7
INSTALLATION
3
3.1
3.2
3.3
3.4
3.6.1
3.6.2
3.6.3
3.6.4
3.6.5
RE
Ventilator
Ventilator
Accessories
Optional
Preparation
Operating
Set-Up
Setting
Applications
Connecting
Ventilator
Status
Full
Auto
Trend
Assist
Accessories
of
Up
Test
Test
Repeat
Test
Test
Tester
Tester
Precautions
User-Programmable
the
the
Tests
AND
for
Use
Models
Ventilator
Rear
Side
Panels
OPERATION
VT-1B
Panel
0-3
Parameters
and
to
the
VT-2
Model
for
VT-1B
Computer
or
VT-2
Control
Lung
A
A
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The
Bio-Tek
simulate
not
temperature,
ditions,
way
NTPD,
ments
and
the
tenance,
normal
previously
partial
resistance
&
such
cost
efficient
hospital
service,
Models
relative
STPD).
as
efficient
with
VT-1B
as
well
available.
humidity,
pressures
and
compliance,
These
use
of
documented
equipment
INTRODUCTION
and
as
pathological
They
compressibility
of
different
devices
use
of
personnel,
instruments
verification,
VT-2
are
as
well
address
test
Ventilator
patient
designed
gas
mixtures,
as
several
time
for
patient
results,
or
litigation.
to
gas
which
Testers
load
conditions
compensate
of
gases
different
reference
hospital
and
money;
treatment
are
are
under
units
issues
and
in
useful
stand-alone
and
provide
for
barometric
dynamic
lung
impedances
(ATPD,
per
JCAHO
safe,
proper,
hospitals.
for
preventive
devices
test
pressure,
breathing
ATPX,
require-
effective,
They
provide
that
results
con-
of
air-
BTPS,
main-
0-9
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bacteria
filters
lt.
pressure
gauges/meters
breathing
calibration
compressors
CPAP/PEEP
demand
flow
flow
9.
10.
These
available
ventilation
IPPB
patient
testers
1.
The
2.
The
ensure proper
actual
about
on
circuit
syringes
valves
meters
regulators
machines
breathing
are
also
a
ventilator’s
patients,
tester
tester
patient
can
could
valves
devices
circuits
capable
for
example:
help
diagnose
be
operation
conditions.
of
providing
performance,
ventilator
used
by
during
long-term
12.
13.
14.
15.
16.
17.
18.
19.
valuable
as
failure
ventilator
pressure
pressure
pulmonary
equipment
resuscitators
respirometers
spirometers
ventilators
wall
air/gas
information
well
as
the
at
the
manufacturers
treatment
regulators
relief
of
valves
function
outlets
effects
patient’s
and
patients
test
not
previously
of
artificial
bedside.
physicians
by
simulating
to
The
synchronometer
instability
The
their
Studies
perfusion
percentage
respiratory
of
The
determine
2.3
Model
Table
Testers.
Measurements,
2.3-1
Table
ventilator
device
appropriate
exercise
device
VT-1B
gives
2.3-2
and
and
other
could
can
be
and
mass
of
oxygen
mechanics
testing,
could
appropriate
or
VT-2
the
general
provides
Performance
tester
to
be
applications
conducted
Specifications
could
investigate
respiratory
used
in
transfer
delivered
and
lung
and
remote
be
integrated
trcatment.
specifications
information
Specifications
be
used
incidents
syndromes
the
development
on
patients.
and
realistic
in
lungs,
and
impedance,
ventilator
of
on
2-3
in
conjunction
of
pneumothorax,
during
of
results
proper
carbon-dioxide
with
the
the
for
therapy
work
alarm/surveillance
a
patient-management
Model
various
the 2 models.
infant
ventilators,
of
VT-IB
Test
ventilation.
obtained
during
concentration
breathing
and
and
with
hemodynamic
and
to
intensive
systems.
VT-2
Monitor
a
ventilator
to
determine
determine
in
and
efficacy
system
Ventilator
care,
lungs,
to
Modes,
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Table
2.3-1.
Models
VT-IB
and
VT-2
Specifications
Analog
Compliances
Outputs
(C)
(L/cmH,O)
(per
ANSI)
Awy
Resistor
(cmH,O/L/min)
(per
ANSI)
Set-Up
(R,)
Choices
Volume
Fiow
Airway
ADULT
.05
02
01
NOTE:
(or
altitude
Pressure
(VT-IB/VT-2)
(C50)
(020)
(C10)
Infant
717
to
777
in
the
specification
ADULT
(VT-IB/VT-2)
50
20
5
NOTE:
All
resistors
Time:
Date:
Equipment
ID:
Atmospheric
Relative
Room/Gas
Pressure
Reference
Humidity:
Temp.:
Units:
Units:
1
1
À
compliances
mmHg).
two
models,
from
Bio-Tek.
INFANT
are
Pres.:
Volt = I
Volt = 50
Volt = 20
INFANT
.003
(C3)
001
(CI)
are
within
Although
customers
500
200
parabolic
12-hour
Entry
Up
to
600
0
to
15
to
cmH,O
Pressure;
for
others.)
ATPX, ATPD,
or
NTPD,
measurements,
liter
(Adult
only)
LPM
(Adult
only)
cmH O (Adult 4 Infant)
(VT-2)
ANSI
specifications
readings
may
and
accuracies
obtain
higher
altitude
(VT-2
types.
format,
in
Month/Day/Year
16
numeral
to
800
mmHg
AM
or
digits
PM
format
100%
50°C
or
psi for
(cmH,O,
ATPS,
for
all
External
mmHg,
volume
High
or
BTPS,
and
from
are
not
infant
kPa
STPD,
flow
sea
level
affected
lungs
to
885
above
per
feet
this
ANSI
Auto-Zero
Audible
Pressure
Over-
Alarm
Every
time a TEST
every
10
minutes
lung
pressure
pressure.
Over
125
cmH, O in
or
MONITOR
if
still
in
any
transducers.
Infant
Manual
or
2-44
one
Adult
key
is
mode,
ZERO
lungs.
selected
for
for
and/or
airway
external
and
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Computer
Table
Control
2.3-1.
Models
VT-IB
Via
IBM
PC-compatible,
2400
Baud
Rate; 8 Data
1
Transmitting
set-up
requirements.
and
Port,
VT-2
Specifications
25-pin,
bits; I Stop
XON/XOFF
(Cable
for
(Continued)
D-type
protocol.
RS232
male-to-female
bit, 0 Parity; | Receiving
Refer
to
port,
Bio-Tek
RS232
Section
Part
#75004.)
port.
port
3.4
and
for
Printer
Power
Warm-Up
Operating
Temperature
Dimensions
Weight
NOTE:
atmospheric
measurements
Interface
Input
Time
The
pressure;
analog
and
waveform
therefore,
calculations
Standard
100/115/230/240
15
15°
VT-2:
VT-IB:
VT-2:
VT-IB:
outputs
they
made
parallel
minutes
to
50°C
62.2
62.2
20.5
12.3
do
not
through
after
cm x 50.8
kg
are
Centronics
VAC
power
cm x 50.8
(45
Ib)
kg
(27
Ib)
not
compensated
provide
the
use
of
output.
switch
on,
cm x 30
cm x 21.6
quantitative
an
selectable,
from
room
cm
(24.5" x 20" x 12")
cm
data
oscilloscope
50/60
Hz,
60
temperature
(24.5" x 20" x 8.5")
for
temperature,
sufficient
or
high-speed
(25°C).
to
support
chart
Volt-Amperes.
humidity,
recorder.
and
detailed
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Table
MEASUREMENTS
I:E
RATIO
INSP.
EXP.
EXP.
CYCLE
RESPIRATION
TIME
TIME
INSP.
HOLD
HOLD
TIME
PRESSURE
2.3-2.
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SECS
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SECS
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RESOLN
(DISPLAY)
LSD
0.1
PEAK/MAX
MIN
MEAN
INSTANT
PEAK/MAX
MIN
INSTANT
ASSIST
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AWY
PRESSURE
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LUNG
LUNG
PRESSURE
LUNG
PRES
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pressure,
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LITERS
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LPM
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LPM
NTPO
25*C;
volume
AIR | +51
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and
flow
21%f.s. ょ LSD
#21f.s.
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settings.
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RDG
RDG + 4LSD | 0.001
RDG + 4LSD | 0.001
ACCURACY
ACCURACY
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0.1
l
PRES:cmH20
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2.4
Model
The
Models
under
infant
human
explanation
physiologic
ventilators.
adult
VT-1B
of
Adult
VT-IB
and
and
load
These
pediatric
how a ventilator
Lung
and
VT-2
conditions;
lungs
lungs.
have
closely
interfaces
Model
built-in
the
Model
Refer
VT-2
Adult/Infant
adult
VT-2
approximate
to
Section
with
Bio-Tek’s
lung
also
the
A.3:
Lungs
models
has
physiological
to
built-in
Theory
ventilator
test
adult
infant
characteristics
of
Operation,
testers.
ventilators
lungs
to
for
test
of
an
2.4.1
Figure
individual
Adult
2.4.1-1
1.
Lung:
components
2.2
bellows
The
except
constrained
during
Thoracic
precision
Compliance
to
the
centimeter
against a calibrated
and
standard
Actual
the
Identified
amplification)
changes
trapped
atmosphere,
the
predictable
Also,
average
changes
effects
Location
shows
Liter
lung
0.05
bellows
gas
under
the
identified
Bellows:
as
the
lung,
is
simulated
in a longitudinal
to
filling
hinge
plate
state
gas
were
area,
in
as
of
and
alloy
adjustment
point
of
water
L/cmH,O
(ANSI
rotation
(lung)
as
the
once
in
each
the
at
given
pressure,
thereby
actual
radial
profile
be
arcuate
the
lung
steel
and
position
outputs
actual
one
the
internal
bellows
and
Description
of
the
on
the
The
Bio-Tek
with a residual
by
an
elastomer
direction.
in
shape,
lung.
stiffness
spring
of
(L/cmH,O)
scale.
are
detented
ASTM)
about
through
for
every
bellows
contained
atmosphere
pressure
the
reducing
(or,
which
is
achieved
the
top
The
testing.
its
an
encoder
a
transistor-transistor
~0.003 L change
will
within
bellows
geometric
expansion
of
Components
Models
figure
inversely,
plate,
pressure,
adult
to
hinge
angular
always
volume
pressure.
will
plate
VT-1B
are
described
Adult
volume
bellows,
This
causing a hinged
is
stretched
by
the
and
can
lung
aid
in
axis
in
the
be
in
the
bellows
expand
rise.
or
incompressible
are
included.
and
VT-2
as
follows:
Lung
is
figure,
The
The
model
(RV)
of
constrained
longitudinal
compliance)
by
positioning
actual
be
set
compliance
set-up
used
displacement
logic-compatible
in
under a pressure
most
instances
amount
some
volume
consists
1.8
liters.
top
rise of
of
compliance,
by
positioning
ease
and
to
measure
the
ADT
lung
volume.
of
and
the
radially,
readout
lung
adult
to
limit
expansion
plate
to
is
simulated
the
lung
the
spring
settings
repeatability
tidal
transducer
(with
greater
will
be
such
compression
compliance
is
volume,
lung.
of a 2.2
expansion
is
further
raise
(rotate)
by
top
plate.
relative
in
liters
the
spring
of
0.01,
volume
(ADT).
mechanical
signal
Because
than
less
than
setting.
increasing
in
terms
and
such
The
liter
a
per
0.02
for
for
that
the
one
if
is
its
of
The
bellows,
corresponding
at
adult
rest,
RV
for 2 lungs.
retains
2-7
a
gas
volume
typical
of
the
average
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Airway
Patient-Y
—
ο
Inlet
Position
Encoder
©
2.2L
Bellows
X
Compliance
Gas
x
、
Port
7
Settings
/
/
一
7
|
|
Sliding
Adapter
Intrapulmonary
polyurethane
cradle
oro-pharynegeal
airway.
Lifting
within
when
pressure
2.
Gas
allows
into
concentration
plate
concentrations
and
—
Port:
the
metabolic
/
/
parabolic
L
Restrictor
Figure
the
in
attachment
over
2.4.1-1.
hose
assembly
of
the
lung
the
patient
measured
Near
lung
the
studies.
is
measuring
delivered
High
Airway
pressure
connected
includes
or
upper-airway
top
plate
and
airway.
through
the
back
of
sensors
provided
bellow
Pressure
Ventilator
(from
to a pressure
will
The
assist
mode,
the
of
the
for
for
sensors.
thus
to
the
Port
—
Compliance
Tester
within
a
side
pressure
produce a subambient
procedure
appropriate
top
measuring
installation
enables
lung
Adult
the
tap-off
with
plate
‘he
removable
or
performance
Lung
lung)
port
from
for the
on
the
is
used
the
amount
pressure
of
the
adult
gas
concentration.
of
any
measurements
Spring
(Profile)
is
measured
within
inlet
side
differential
to
trigger a ventilator
of
port.
lung
of
several
gas
port
of
respiratory
through
the
measurement
of
subambient
is a gas
through
of
bellows.
the
simulated
pressure
port
This
opening
types
the
various
perfusion
a
1/8"
The
of
ON
cycling
that
of
gas
lung
gas
3.
Compliance
spring
lung
lung
accordance
settings
repeatability
Settings:
between a fixed
plate.
to
rest
of
The
at
with
0.01,
for
compliance
one
proposed
0.02
standard
Compliance
horizontal
spring
of 3 notched
ASTM
and
0.05
L/cmH,0
(ANSI
metal
is
moved
compliance
s:andards.
and
ASTM)
2-8
is
simulated
bar
are
at
the
along
settings
The
detented
testing.
by a vertically
bottom
the
along
adult
to
right
aid
and
side
the
lung
in
set-up
mounted
the
movable
of
the
adult
top
plate,
compliance
ease
in
and
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The
position
uncompensated
calculated.
11.
Short-Form
that
user-programmable
Section
2.4.1-2.
provides
encoder
Instructions
3:
Installation
translates
measurement
Overlay:
a
handy
parameters
and
angular
of
the
gas
On
summary
and
for
Operation).
displacement
in
the
the
top
of
instructions
performing
This
overlay
lung
plate
of
the
from
of
ventilator
is
which
the
lung
for
reproduced
bellows
is
an
setting
tests
into
volume
overlay
(refer
as
Figure
an
is
up
to
2.4.2
By
mounting
ventilator
Figure
that
and
the
this
ANSI
Figure
adult
lung.
Infant
mounting
2.4.2-1
are
used
nconatal
keypad
portion
and
2.4.2-2
and
1.
2.
Lung:
the
electronics
testers
to
(0.001
and
is
ASTM
infant
ADULT/INFANT
whether
transducer
ADULT/INFANT
the
toggle
and
that
Location
the
infant
can
is a cut-away
obtain
display
not
shown
standards.
shows
lung
the
switch
air
and
Description
)
lung
assembly
assembly
be
packaged
view
the 2 compliances
L/cmH,0)
must
in
the
and
adult
is
used
from
be
the
switch
between
Toggle
lung
for
Lung
to
ensure
the
lungs.
removed
figure.
settings
measurement.
ventilator
of
on
the
over
the
infant
in
the
same
of
the
infant
required
Note
that
to
expose
These
that
the 2 compliance
Switch:
pressure
Select
that
Lever:
the
desired
is
directed
Components
same
carrying
fixed
enable
transducer
lung,
lung
to
the
The
This
base
showing
simulate
portion
the
lungs
the
settings
toggle
lever
lung
to
plate
the
case.
infant
are
user
or
is
is
it.
as
the
overall
designed
switch
the
used
chosen
size
the 2 internal
infant
of
available
the
lung
to
choose
position
infant
in
in
(0.003
tester
compartment
conjunction
adult
of
to
confirm
on
lung
the
the
between
Model
lung,
L/cm
that
the
determines
and
Bio-Tek
canisters
H,0)
houses
and
with
the
infant
pressure
with
VT-2
3.
Infant
compliance
0.003
canisters
and
Compliance
of
the
0.001.
as
shown
lung
These
in
Selector
must
compliance
Figure
Lever:
also
be
2.4.2-1.
When
selected.
values
the
are
infant
The
user
determined
lung
can
by
is
selected
choose
the
between
size
of
the
the
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2.5.1
Ventilator
The
front
panel
2.5.1-1.
stretching
(ESCAPE),
programmable
(PRINT).
numeric
access
pads
high
3:
Installation
Space
information
The
across
The
data
the
waveform
is
describe
pressure
is
provided
that
Tester
consists
LCD
to
zero
parameters
pads
entry
monitors
monitor d in
and
for
could
Front
display
the
front
the
in
the
block
(EXT
Operation.
entering
not
Panel
of a liquid
gives
instructions
display
transducer
(CHANGE
block
headed
is
at
lower
PRES),
(VOLUME,
the
be
entered.
and
following
other
information
crystal
panel
center.
display
just
before
SET-UP,
TEST
The
to
monitor
LUNG
section and
and
displays
below
testing
OPTION,
MODE
pads
PRES,
such
(LCD)
the
external
are
in
the
the
external
AIRWAY
within
as
all
and
data
input
data
during
display
PROMPT
pressed
block
the
ventilator
are
pressure
to
head
flow
(EXT
PRES,
context
settings
pads
set-up
AHEAD),
initiate
of
and
pressed
(ZERO),
automated
WAVEFORM
FLOW).
AIR
FLOW),
ventilator
used
as
shown
testing.
to
exit
to
enter
and
to
are
The
to
testing
for a test
in
Figure
The
pads
from
tests
user-
print
data
tests.
The
pressed
use
of
access
in
Section
and
other
to
ail
the
2.5.1.1
TOP
ROW
1.
2.
3.
4.
5.
6.
Definitions
KEYS
ESCAPE:
ZERO:
port.
CHANGE
change
OPTION:
on
the
LCD.
PROMPT
test
results.
PROMPT
displayed
of
Keys
Enables
Enables
SET-UP:
the
default
During
AHEAD:
BACK:
test
the
the
user
values.
parameter
Enables
results.
user
to
to
zero
Enables
set-up,
Enables
exit
the
the
the
from
tests.
the
transducer
user
enables
user
to
user
to
to
change
the
advance
prompt
when
the
user
during
back
using
the
parameters
to
select
various options
parameter
during
high
pressure
previously
set-up and
parameter
external
set
or
displayed
displayed
set-up
and
to
7.
PRINT:
Enables
the
user
to
transmit
data
2-15
and
print data.