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HAMILTON-T1. Operator's Manual (2022) - page 6

10 Ventilation settings and functions

Figure 10-3. Activate Standby window

10.3 Entering/exiting Standby

WARNING

When in Standby, the ventilator does not

automatically resume ventilation when

Standby

the patient is reconnected. You must

No ventilation delivered to the patient.

manually restart ventilation.

Deactivate humidifier during Standby.

Activate standby

NOTICE

• Patient alarms are suppressed in

Standby.

Figure 10-4. Standby window

• Acoustic patient alarms are sup-

pressed for 1 minute after starting

ventilation from Standby.

Standby is a waiting mode that lets you

maintain ventilator settings while the

ventilator is not performing any ventilatory

functions.

To stop ventilation and place the ventilator

in Standby

1. Press and quickly release

(Power/

Standby) while the ventilator is turned

on (Figure 10-2).

The Activate Standby window opens

(Figure 10-3).

2. Touch Activate standby.

The Standby window opens (Figure

69

1

Elapsed time in

2

Start ventilation

10-4).

Standby

While in Standby, the window shows the

elapsed time the ventilator has been in

To end Standby and start ventilation

Standby.

4 Do either of the following:

Note that, if another window is open on

- Touch Start ventilation⁶⁹.

the display, the elapsed time appears in a

small yellow box on the left side of the

- Press and quickly release

Standby window.

Ventilation resumes with the previous

settings.

⁶⁹ When HiFlowO2 is selected: Start therapy; when CPR ventilation is on: Start CPR.

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Oxygen enrichment

10

To stop O2 enrichment manually

10.4 Oxygen enrichment

4 Do either of the following:

NOTICE

- Press

• Oxygen alarms are suppressed while

Ventilation resumes at the previous

O2 enrichment is active.

operator-set oxygen concentration.

• O2 enrichment is not available when

- Change the O2 concentration using

using low-pressure oxygen.

the Oxygen control.

• The Disconnection on patient side

Ventilation resumes at the set oxygen

alarm is suppressed while O2 enrich-

concentration.

ment is active.

Oxygen enrichment is useful before or

10.4.1 Performing an open-suctioning

after tracheal/endotracheal suctioning or

maneuver

for other clinical applications.

The device delivers the following oxygen

CAUTION

concentration for 2 minutes depending on

the selected patient group:

Air leaks may compromise the ventila-

tor's ability to detect a reconnection of

- Adult/Ped. 100% oxygen

the patient after the open-suctioning

- Neonatal. 125% of the current Oxygen

maneuver, resulting in no ventilation

setting

being delivered for the remaining suc-

tioning period (up to 60 seconds). In

To start oxygen enrichment

such cases, stop the maneuver manually,

as described in the following procedure.

4 Press

(O2 enrichment) (Figure

10-2).

NOTICE

After a short time, the ventilator starts

delivering increased oxygen (see

• The Suctioning tool is only available if

above).

the option is enabled on your device.

• Suctioning may affect measured

When active, the indicator light next to

values.

the key is green. The Oxygen control turns

green and displays the currently applied

The Suctioning tool is intended to protect

concentration, with a countdown timer.

the operator from possible contamination,

as well as ensure the patient's safety

during an open-suctioning maneuver. The

Suctioning tool stops ventilation when a

patient disconnection is detected by the

When finished, the ventilator resets the

ventilator.

concentration to the previous operator-set

value.

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10 Ventilation settings and functions

10.6 Manual breath

10.7 Working with a nebulizer

You can prolong inspiration as well as

The ventilator supports the use of

deliver a manually triggered breath.

Aerogen and pneumatic nebulizers for

adult and pediatric patients.⁷⁰

When active, the indicator light next to

the Manual breath key is green.

For neonatal patients, use an Aerogen

nebulizer system.⁷¹

Note that manual breath is disabled

during HiFlowO2.

For connection, positioning, and use

details, see the Nebulizer Positioning

To deliver a manual breath

Guidelines (ELO2020-124-TW) available

on MyHamilton, as well as the manufac-

4 Press and release

(Manual breath)

turer's Instructions for use.

during exhalation (Figure 10-2).

The manual breath uses the mandatory

10.7.1 Working with a pneumatic

breath settings (standard or operator set).

nebulizer

If you try to initiate a manual breath

Before proceeding, review the safety

during the early stage of inspiration or the

information in Chapter 1.

early stage of exhalation, the breath will

not be delivered.

Nebulization with a pneumatic nebulizer is

available in most ventilation modes (not

To deliver a prolonged inspiration

available in SIMV/(S)CMV) except during

neonatal ventilation or when using

4 Press and hold

(Manual breath)

HiFlowO2.

during any breath phase.

You can use a standard inline nebulizer for

If the ventilator is in exhalation, the device

delivery of prescribed medications in the

applies a minimum exhalation phase and

ventilator circuit. The ventilator provides a

then switches to inspiration. The device

stable pressure source to power a pneu-

maintains the inspiration pressure until

matic nebulizer connected to the Nebulizer

you release the key, or for a maximum of

port, optimally specified for a flow of

15 seconds.

approximately 8 l/min.

The ventilator automatically compensates

the additional volume provided by the

pneumatic nebulizer to deliver the set tidal

volume.

For effective nebulization, use a pneu-

matic nebulizer jar.

⁷⁰ See the Hamilton Medical e-catalog for compatible devices.

⁷¹ Aerogen nebulization is not supported for patients younger than 28 days old in the USA.

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Working with a speaking valve

10

For additional information about nebulizer

10.8.1 Mode changes that automati-

use, including adding medication, refer to

cally turn off compatibility

the manufacturer's Instructions for use.

The following actions automatically deacti-

For connection and setup details, see

vate speaking valve compatibility:

Section 4.6.

• Entering Standby.

To start and stop nebulization

You must manually reactivate compati-

1. Press

(Nebulizer) (Figure 10-2).

bility when restarting ventilation, if

desired.

When active, the indicator light next

to the key is green.

• Selecting a mode that does not support

The fixed nebulizer flow, using 100%

use of a speaking valve.

O2, is synchronized with the inspira-

• Entering CPR mode, Safety ventilation or

tory phase of each breath for

Ambient mode.

30 minutes.

2. To stop nebulization at any time, press

Note that upon automatic deactivation,

the message SpeakValve OFF appears in

again.

the ventilator message bar⁷². See Table

10-1.

10.8 Working with a speaking

valve

10.8.2 Speaking valve-related control

settings

Speaking valve compatibility is an option

available for Adult/Ped invasive ventilation

In PSIMV+ and SPONT modes, the control

when using any of the following modes:

setting TI max is available in the Controls >

PCV+, PSIMV+, and SPONT.

More window when speaking valve

compatibility is activated (ON).

For details about connecting a speaking

valve, as well as activating the use of a

When speaking valve compatibility is deac-

speaking valve with the ventilator, see

tivated (OFF), TI max is unavailable in these

Section 4.7.

modes unless configured otherwise

(Section 13.4.4).

When a speaking valve is connected to a

patient, remove the speaking valve before

activating CPR ventilation.

Speakvalve is not accessible during CPR.

⁷² Except in Safety ventilation or Ambient mode.

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221

10 Ventilation settings and functions

Figure 10-5. CPR ventilation on

Table 10-3. CPR ventilation mode controls and

default settings

Parameter

Default

CPR/PCV+

CPR ON

Rate (b/min)

10

I:E

1:5

PEEP/CPAP (cmH2O)

5

Plimit (cmH2O)

45

Oxygen (%)

100

Vt/IBW (ml/kg)

6

SpO2

(only in APVcmv)

ΔPcontrol (cmH2O)

15

(only in PCV+)

1

CPR ON alarm

3

CPR timer

Apnea time (s)

10

2

Active ventilation

4

Controls for the

mode

active ventilation

10.9.2 Working with CPR ventilation

mode

When you start CPR ventilation, the venti-

lator switches to the configured mode and

10.9.1 About the CPR modes and

settings. You can start CPR at any time,

settings

from Standby or during active ventilation.

The ventilator uses one of two modes

Note the following when CPR ventilation is

during CPR ventilation:

on:

• APVcmv (default mode)

• Flow trigger is unavailable and set to

• PCV+

OFF.

• P-ramp is unavailable and set to 50 ms.

You can change the default ventilation

mode to use. For details, see Section 13.8.

• In APVcmv mode, you set the Vt/IBW in

Configuration. This defines the initial

The mode control settings are described in

start-up setting for the tidal volume (Vt)

Table 10-3.

control.

• For neonatal patients, Apnea time is set

to 10 seconds.

• The alarm limits for ExpMinVol, fTotal,

VT, and PetCO2 are set to their maxi-

mum and minimum settings.

• The SpO2 and Pulse alarm limits are set

to OFF, if applicable.

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10 Ventilation settings and functions

To capture a screenshot of the display

10.10 Locking and unlocking

1.

If the potential equalization USB cable

the touch screen

is in use, remove it from the USB port.

You can lock the touch screen to prevent

inadvertent entries.

2.

Press

(Figure 10-2) when the

desired display is shown.

When screen lock is active:

- If a USB drive is in the ventilator USB

• The indicator light next to the key is lit

port, the device saves the image to

green.

the screenshots folder on the USB

drive.

• Touching the screen generates an audi-

ble beep and the message, Screen is

- If no USB drive is inserted, the device

locked!, is displayed.

saves the image to the ventilator

memory. You can later download the

• Some device controls remain available,

image using the Hamilton Connect

while others are disabled, as follows:

App⁷⁶.

- Active controls. Audio pause, Manual

The indicator light next to the key is lit

breath, O2 enrichment, Nebulizer, Day/

green while the ventilator saves the

Night⁷⁵

image.

- Inactive controls. Touch screen,

3.

Reinsert the potential equalization

Power/Standby, Print screen, P&T knob

USB cable into the USB port, if

To lock or unlock the screen

needed. CO2 sensor readings resume

within 20 seconds.

4 Press

(Screen lock/unlock) (Figure

The filename uses the following format:

10-2).

screenshot_T1-sn_yyyy-mm-dd_hh-mm-

ss.jpg

10.11 Capturing a screenshot

where:

Before using a USB drive with the ventila-

T1 is the device name

tor, review the safety information in

sn is the device serial number

Section 1.5.4.

yyyy is the year

mm is the month

The

(Print screen) key saves a JPG file

dd is the date

of the current ventilator display. You can

hh is the hour (in 24-hour format)

save the screenshot to a USB drive or to

mm is the minute

internal ventilator memory.

ss is the second

⁷⁵ Applies only to devices with serial number > 3000.

⁷⁶ For details, see the Hamilton Connect App Instructions for use.

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Setting display options

10

10.12 Setting display options

10.12.2 Day and night display bright-

ness

You can set the day and night display

brightness, as well as the device date and

Use these settings to set the brightness of

time.

the display for use during the day and

night.

10.12.1 Setting date and time

To set the display brightness

You set the date and time for the ventila-

1. Touch System > Settings (Figure 10-7).

tor in the System > Settings window.

2. Touch Day & Night.

Ensure the date and time are set correctly

3. To select Day mode with a bright

so that event log entries have accurate

display, touch the Day button.

time and date stamps.

To select Night mode with a dimmer

To set the date and time

display, touch the Night button.

1. Do either of the following:

4. Adjust the brightness of the display in

each mode using the Brightness

- Touch the Date/Time indicator at the

control. The setting you choose

top of the display (Table 2-3).

becomes the new default for that

- Touch System > Settings > Date &

mode.

Time (Figure 10-6).

5. To have the device control the bright-

2. Adjust the date and time, then touch

ness based on ambient light, touch

Apply to save the changes.

the Automatic button.

Figure 10-6. Date & Time settings

The device continuously senses the

available light and dynamically adjusts

the display brightness settings.

If the NVG option is installed, you can set

the display brightness for use with night

vision goggles.

To set the display brightness with NVG

1. Touch System > Settings (Figure 10-7).

2. Touch NVG.

The NVG Brightness control is enabled.

3. Adjust the brightness of the display in

NVG using the Brightness control. The

1

System

4

Date and time settings

setting you choose becomes the new

2

Settings

5

Apply

default for the mode.

3

Date & Time

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227

10 Ventilation settings and functions

Figure 10-7. Day & Night window

10.13 About the Event log

Once the ventilator is turned on, event

logs collect data about clinically relevant

ventilator activities, including alarms, tech-

nical notes, setting changes, calibrations,

maneuvers, and special functions.

The date, time, and a unique identification

reference (ID) for event classification is

included.

Alarms are shown in color, depending on

priority level (yellow for low or medium,

red for high).

1 System

4 Day, Night, Automatic,

A more extensive log including technical

Brightness settings

and configuration details is available to

2 Settings

5 NVG

service engineers.

3 Day & Night

6 NVG Brightness setting

When setting up a new patient:

Table 10-5. Day and Night settings

• Data is appended to the existing event

log when you select the Last patient

Setting

Brightness range

Default

tab.

Day

10% to 100%

80%

• The event log is cleared and starts

again when you select a different

Night

10% to 100%

40%

patient group tab (Adult/Ped or Neona-

NVG

1 to 10

5

tal).

Event log data persists after shutting off

the ventilator or in the event of a power

The

(Day/Night) key⁷⁷ allows you to

loss. A maximum of 10,000 events is

quickly switch the display between

stored. When a log buffer is full, new

defined Day and Night settings. When the

events overwrite the oldest log entries.

Night setting is active, the green indicator

light next to the key is lit.

You can copy event log data. See Section

10.13.1.

If the NVG option is installed on the venti-

lator, the Day/Night key switches between

To display the Event log

the Night and NVG settings. When the

NVG setting is active, the green indicator

4 Touch Events.

light next to the key is lit.

To change the display brightness to the

defined Day or Night setting

4 Press

(Figure 10-2).

⁷⁷ Applies only to devices with serial number > 3000.

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Copying event log data

10

Figure 10-8. Events window

To copy the log files

1. Place the ventilator into Standby and

insert a USB drive into the USB port

(Figure 2-5).

2. Touch Tools > Utilities (Figure 10-9).

3. Touch Export Logs.

4. Remove the USB drive when the text

Export successful is displayed.

The log files are saved to the folder named

T1-sn<serial number> on the USB drive.

Figure 10-9. Data transfer window

1

Events

4

Informational mes-

sage

2

All

5

High-priority alarm

(red)

3

Low-/medium-

priority alarm

(yellow)

10.13.1 Copying event log data

Before using a USB drive with the ventila-

tor, review the safety information in

1

Tools

3

Export Logs

Section 1.5.4.

2

Utilities

You can copy event and service logs to a

USB drive or download them to your

smartphone using the Hamilton Connect

App⁷⁸.

The USB drive must have a FAT or FAT32

format and it must not have an operating

system or a security system installed.

⁷⁸ For details, see the Hamilton Connect App Instructions for use.

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229

Accessing humidifier controls on the ventilator

11

Figure 11-1. System > Settings > Humidifier window

1

Humidifier icon

6

Currently active humidification mode

(Invasive, NIV, HiFlow)

2

System

7

Set temp control

3

Settings

8

T gradient control

4

Humidifier

9

T humidifier

5

Off, Auto, Manual

10

T Y-piece

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11 Working with external devices

11.1.1.1 About the Humidifier button

Note that the connection status icon on

the humidifier is not displayed when in

The

(Humidifier button) at the bottom

Standby.

right of the display provides quick access

to the Humidifier window and indicates

11.1.2 About the humidification

the state of the humidifier, including

modes

whether any alarms are active.

The humidifier offers three humidification

Table 11-2. Humidifier button icon states

modes: Invasive, NIV, and HiFlow⁷⁹.

Icon state

Description

The set mode determines the initial tem-

perature settings at the water chamber

Grayed out. Humidifier is not

exit and at the Y-piece, as well as the

connected.

allowed temperature ranges for these

If no icon is displayed, this

settings. The control settings are described

option is not available in your

in Table 11-3.

country.

The Invasive mode allows for a higher

Outline only. Humidifier is con-

temperature range than the NIV mode. For

nected but turned off.

details about the humidifier settings and

ranges, see the HAMILTON-H900 Instruc-

Full, white. Humidifier is con-

tions for use.

nected and turned on.

The currently set humidification mode is

shown in the System > Settings > Humidifier

Yellow. Humidifier is con-

nected and a low- or medium-

window.

priority humidifier alarm is

Figure 11-2 shows the Invasive mode

active.

selected; Figure 11-3 shows the NIV mode

Red. Humidifier is connected

selected.

and a high-priority humidifier

When connected to the ventilator, the

alarm is active.

humidifier automatically matches the

humidification mode to the type of venti-

11.1.1.2 Verifying connection status

lation mode selected on the ventilator. For

example, when the mode on the ventilator

When communication is established

is invasive, such as ASV, the humidifier is

between the humidifier and the ventilator,

automatically set to Invasive mode.⁸⁰

the active connection status is displayed

on both devices: the Humidifier icon on

the ventilator display (Table 11-2), and the

(Connection to ventilator) symbol on

the humidifier become active.

⁷⁹ On the ventilator display, the text HiFlowO2 is shown, but on the HAMILTON-H900 humidifier, HiFlow is shown.

⁸⁰ Supported for HAMILTON-H900 version 1.10x and later. If using an older version of humidifier, when treating the patient using

HiFlowO2 therapy, the humidifier uses the same temperature and humidity specifications as the humidifier's Invasive mode.

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Auto and Manual control settings

11

Depending on the selected humidification

When set to Auto, the temperature

mode, you can set controls automatically

controls in the System > Settings > Humidi-

or manually:

fier window are disabled. You must first

enable Manual mode to change any

• The humidifier supports invasive and

settings.

noninvasive ventilation modes, as well

as high flow oxygen therapy, for which

In both cases, the humidifier automatically

you can use either automatic (Auto) or

controls the temperatures to reach the

manual settings.

specified settings.

• Any time the humidifier changes from

Automatic settings (Auto)

one mode to another, it also automati-

cally switches to Auto settings and

When set to Auto, the humidifier loads the

loads the configured default settings

associated default settings specified for

for the newly selected humidification

the selected humidifier mode in its confi-

mode.

guration and uses them to control the gas

temperature.

For details about Auto and Manual control

settings, see Section 11.1.2.1.

In Auto mode, the temperature controls in

the ventilator System > Settings > Humidi-

Further, the humidifier matches the oper-

fier window are grayed out (disabled), but

ating status of the ventilator. If ventilation

they display the configured Auto settings

is active, the humidifier is running. If the

(Figure 11-2).

ventilator is in Standby, the humidifier

automatically enters Standby.

For details about these settings, see the

HAMILTON-H900 Instructions for use.

Note that if the humidifier is turned off

and the ventilator is still on, starting venti-

Figure 11-2. Auto mode

lation will not automatically start the

humidifier. The humidifier must be turned

on manually. See Section 11.1.5.

11.1.2.1 Auto and Manual control settings

The water chamber exit temperature and

temperature gradient are set using either

of the following methods:

• Loaded from the configured default

settings on the humidifier (Auto mode)

• Set manually by the operator (Manual

1

System

4

Invasive

mode)

2

Settings

5

Auto

3

Humidifier

6

Disabled controls

showing the config-

ured Auto temperature

settings

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11 Working with external devices

Manual settings

11.1.3 Changing humidity using

When set to Manual, you set controls as

temperature controls

follows:

You can adjust the following controls on

• Invasive, NIV: Set temp, T gradient

either device.

• HiFlow: Set temp

Table 11-3. Adjustable humidifier controls

Table 11-3 describes these controls.

Control

Description

The temperature controls in the ventilator

Set temp

Temperature at the water

System > Settings > Humidifier window are

chamber exit.

enabled (Figure 11-3).

The possible range of values

You can change settings both in the

for this control depends on the

Humidifier window as well as directly on

selected humidifier operating

the humidifier. When you change values

mode: Invasive, noninvasive

on the humidifier, the values are also

(NIV), or HiFlow.

reflected on the controls on the ventilator.

Higher values result in higher

absolute humidity.

Figure 11-3. Manual mode

T gradient

The difference between the

temperature at the water

chamber exit and at the

Y-piece.

A higher value decreases con-

densation.

Can only be changed in Inva-

sive and NIV modes.

In a way, the Set temp and T gradient para-

meters are linked. The maximum allowed

1

System

4

Noninvasive

temperature at the patient (Y-piece) is

2

Settings

5

Manual

42°C. The combination of the values set

for these two parameters cannot exceed

3

Humidifier

6

Available temper-

this limit.

ature controls

For example, if T gradient is set to 2°C, the

highest possible setting for Set temp in the

Invasive mode is 40°C.

Note, however, that the T gradient setting

takes precedence over the Set temp value.

For example, if Set temp is set to 40°C,

you can set T gradient to 3°C even though

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11 Working with external devices

Figure 11-4. Humidifier-related alarm indicators

on ventilator (showing medium-priority alarm)

1

Alarm message

3

Audio pause

bar

indicator

2

Humidifier icon

To pause the audible humidifier alarm

4 Touch

(Audio pause) on either

the ventilator or the humidifier.

Note that touching the Audio pause

key on the ventilator also temporarily

silences the alarm on the humidifier.

Table 11-4 lists the humidifier-related

alarms shown on the ventilator and the

associated icon on the humidifier.

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About humidifier-related alarms

11

Table 11-4. Humidifier alarms

Alarm text on ventilator

Alarm icon

Description

on

HAMILTON-

H900

For detailed information about each alarm and actions to resolve each one, see the HAMILTON-

H900 Humidifier Instructions for Use.

High priority

Humidifier tilt

• Humidifier is at a dangerous angle of incline.

• The humidifier is at a 10° angle or higher

relative to the floor.

Humidifier chamber temp

The gas temperature at the water chamber exit

high

or at the Y-piece is above the set value.

Humidifier Y-piece temp high

Humidifier water high

The water level in the water chamber is above

the maximum level mark.

Humidifier error

n/a

•

Check humidifier operation and all connec-

tions.

•

Replace the humidifier and have it serviced.

•

If a technical fault number is displayed,

make a note of it and provide it when the

humidifier is serviced.

Check humidifier

n/a

•

When the alarm is related to something

other than the humidifier alarms listed in

High, medium, and low

priority.

this table, the ventilator displays this text.

Displayed on the ventilator

•

Check humidifier operation and all connec-

only.

tions.

Medium priority

Humidifier chamber temp low

•

Temperature too low.

Humidifier Y-piece temp low

•

The gas temperature at the water chamber

exit or at the Y-piece is below the set value.

•

Avoid direct air flow from air conditioning

and the like to the humidifier and breathing

circuit.

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11 Working with external devices

Alarm text on ventilator

Alarm icon

Description

on

HAMILTON-

H900

Humidifier water low

The water level in the chamber is low.

Humidifier check chamber

No chamber or incompatible water chamber

inserted.

Check breathing circuit limbs

The display and connection indicators show

Humidifier check left tube

which limb is faulty.

Humidifier check right tube

• No limb or defective limb connected.

• No air flow.

• A limb is not properly connected.

• The WHITE humidifier expiratory limb is con-

nected to the ventilator To patient inspira-

tory port.

Low priority

Check humidifier communica-

The Connec-

Note that the humidifier information in the

tion

tion to ventila-

ventilator System > Info > Info 2 window is

tor symbol

absent, and the Humidifier button is grayed

Displayed on the ventilator

(

) is

out.

only.

absent.

• There is a problem with the connection

between the humidifier and the ventilator.

• Ensure that the humidifier communication

cable is securely connected to the humidifier

and to the HAMILTON-H900

/COM1 port

on the ventilator communication board.

• Open the alarm buffer by touching the mes-

sage bar or the i-icon, if displayed, to reset

the alarm.

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Enabling a connection type

11

When enabled and configured, the follow-

Figure 11-5. System > Settings > Connectivity >

ing connection types are supported:

Status window

Connection type

Symbol

Bluetooth

Wi-Fi Access Point

Wireless LAN (Wi-Fi)

Ethernet

1

System

5

Connection types

Note that the Wi-Fi Access Point and Wire-

less LAN (Wi-Fi) connection types cannot

2

Settings

6

Tab for each connec-

be enabled at the same time.

tion type

3

Connectivity

7

Connection status

To enable a connection type

(Bluetooth/Wi-Fi

1. Do either of the following:

Access Point) or pro-

- Touch one of the connectivity icons

file name when con-

in the lower right of the display.

nected (Wireless LAN/

Ethernet)

- Touch System > Settings > Connec-

tivity.

4

Status

8

Connectivity icons

The Connectivity window opens, dis-

playing the Status tab. See Figure

11-5.

2. Select the desired connection type(s):

- A green checkmark appears by each

selected connection type.

- The tab for the selected connection

type is enabled.

- The connection shortcut icon turns

white.

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11 Working with external devices

11.2.3 Setting up a Bluetooth

Figure 11-6. Bluetooth window

connection

The Bluetooth wireless technology

connection type allows you to directly

connect your smartphone to the ventila-

tor. You do not need to be on your insti-

tution's network.

To connect using Bluetooth

4

Before proceeding, ensure that Blue-

tooth is enabled on your smartphone.

1.

Enable Bluetooth on the ventilator, if

1

System

4

Bluetooth

needed. See Section 11.2.2.

2

Settings

5

Device name, PIN,

2.

In the System > Settings > Connectivity

QR code

window, touch the

tab.

3

Connectivity

6

Connectivity icons

The Bluetooth window opens, display-

ing the configured name of the Blue-

11.2.4 Setting up a Wi-Fi Access Point

tooth connection, PIN, and a QR code.

See Figure 11-6.

The Wi-Fi Access Point connection type

allows you to directly connect your smart-

You can now select the ventilator on

phone to the ventilator. You do not need

your smartphone.

to be on your institution's network.

3.

Follow the instructions in the Hamilton

Connect App to pair and connect to

To connect using a Wi-Fi Access Point

the ventilator.

4 Before proceeding, ensure that Wi-Fi

After your smartphone is connected:

is enabled on your smartphone.

- On the Bluetooth tab the name of

1. Enable Wi-Fi Access Point on the

the connected smartphone is display-

ventilator, if needed. See Section

ed and the Disconnect button is

11.2.2.

enabled.

2. In the System > Settings > Connectivity

- The Status tab displays Connected.

window, touch the

tab.

- The connection shortcut icon turns

green.

The Wi-Fi Access Point window opens,

displaying the configured name of the

For details about disconnecting a paired

Wi-Fi Access Point, SSID, Pre-shared-

smartphone, see Section 11.2.7.

key (PSK), PIN, and a QR code. See

Figure 11-7.

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Setting up a Wireless LAN (Wi-Fi) connection

11

3. Follow the instructions in the Hamilton

2. In the System > Settings > Connectivity

Connect App to pair and connect to

window, touch the

tab.

the ventilator.

The Wireless LAN window opens, dis-

For details about disconnecting a paired

playing the available Access Point pro-

smartphone, see Section 11.2.7.

files, IP address, port number, network

name, PIN, and a QR code. See Figure

Figure 11-7. Wi-Fi Access Point window

11-8.

3. Select the desired network from the

Selected Access Point Profile dropdown

list.

4. Follow the instructions in the Hamilton

Connect App to pair and connect to

the ventilator.

Figure 11-8. Wireless LAN window

1

System

4

Wi-Fi Access Point

2

Settings

5

Device name,

Port, SSID, PSK,

PIN, QR code

3

Connectivity

6

Connectivity icons

11.2.5 Setting up a Wireless LAN

(Wi-Fi) connection

1

System

4

Wireless LAN

The Wireless LAN connection type allows

2

Settings

5

Network, IP, Port,

you to connect your smartphone to the

Name, PIN, QR

ventilator using a wireless (Wi-Fi) network.

code

To enable a Wireless LAN (Wi-Fi) connec-

3

Connectivity

6

Connectivity icons

tion

4 Before proceeding, ensure that your

smartphone is connected to a wireless

(Wi-Fi) network.

1. Enable Wireless LAN on the ventilator,

if needed. See Section 11.2.2.

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245

11 Working with external devices

11.2.6 Connecting to a network using

11.2.7 Disconnecting a paired smart-

Ethernet

phone

The Ethernet connection type uses the

You can remove a smartphone that has

RJ-45 Ethernet port on the ventilator and

been connected (paired) to a ventilator.

an Ethernet cable to connect the ventilator

You can also disconnect a ventilator from

to a network. See Figure 2-3.

a Wireless LAN (Wi-Fi) or Ethernet net-

work.

To connect to a network using Ethernet

To disconnect a smartphone from the

1. Enable Ethernet on the ventilator, if

ventilator

needed. See Section 11.2.2.

4 Do any of the following:

2. In the System > Settings > Connectivity

- Touch Disconnect in either the Blue-

window, touch the

tab.

tooth or Wi-Fi Access Point tabs.

The Ethernet window opens, display-

- Disable the desired connection type

ing the Selected Ethernet Profile drop-

in the System > Settings > Connectivity

down list, IP address, port number,

window.

network name, PIN, and a QR code.

- Disconnect using the Hamilton Con-

See Figure 11-9.

nect App. For details, see the Hamil-

3. Follow the instructions in the Hamilton

ton Connect App Instructions for Use.

Connect App to pair and connect to

the ventilator.

To disconnect the ventilator from a Wire-

less LAN (Wi-Fi) or Ethernet network

Figure 11-9. Ethernet window

4 Disable the desired connection type in

the System > Settings > Connectivity

window.

1 System

4 Ethernet

2 Settings

5 Profile, IP, Port,

Name, PIN, QR Code

3 Connectivity

6 Connectivity icons

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12 Maintenance

Table 12-2. Cleaning and disinfection methods for external devices

Device

Frequency

Remarks

HAMILTON-H900

After each patient use

Refer to the HAMILTON-H900 Instructions for

humidifier

or as needed.

use.

Third-party

After each patient use

Refer to the humidifier Instructions for use.

humidifiers

or as needed.

SpO2 sensors

After each patient use

Refer to the Pulse Oximetry Instructions for use

or as needed.

and the sensor manufacturer's Instructions for

use.

Table 12-3. Cleaning/disinfection agents for the ventilator

Cleaning/disinfection agent

Concentration

EPA-registered cleaning/disinfection agents

Sani-Cloth Active wipes

n/a

Approved cleaning/disinfection agents

Mikrobac Tissues wipes

n/a

mikrozid sensitive wipes

n/a

mikrozid AF liquid

Ready for use

Bacillol 30 Sensitive Foam

Ready for use

Ethanol

--

Incidin Foam

Ready for use

Incidin Pro

0.25% to 4%

Incidin Rapid

0.25% to 2%

Isopropyl alcohol

--

Mikrobac forte

0.25% to 4%

perform

3%

terralin protect

2%

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Cleaning, disinfection, and sterilization

12

Table 12-4. Cleaning/disinfection agents for CO2 sensors

Cleaning/disinfection agent

LoFlo

CAPNOSTAT 5

(sidestream)

(mainstream)

EPA-registered cleaning/disinfection agents

Steris Coverage Spray

X

X

PDI Sani Cloth Bleach

X

PDI Sani Cloth AF

X

Approved cleaning/disinfection agents

Ammonia

X

2% glutaraldehyde solution

X

Isopropyl alcohol 70%

X

X

A 10% aqueous solution of chlorine bleach

X

X

Clinell Wipes

X

Speedy Clean

X

Tuffie

X

Tuffie 5

X

WIP Anios

X

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251

12 Maintenance

12.3 Preventive maintenance

The System > Info window shows the num-

ber of hours the ventilator has been in

Perform preventive maintenance on your

operation.

ventilator according to the schedule

shown in Table 12-5.

Table 12-5. Preventive maintenance schedule

Interval

Part/accessory

Procedure

Between patients and

Breathing circuit (including

Replace with sterilized or new single-

according to hospital

mask, inspiratory or expiratory

patient use parts and run the preoper-

policy

filter, flow sensor, nebulizer

ational checks (Section 5.4).

jar, expiratory valve set)

Entire ventilator

Run the preoperational checks (Section

5.4).

Every month (or more

Fan filters (rear panel), air

Check for dust and lint. If needed,

often if required)

intake filters (white filters on

replace. See Section 12.4.1.

outside of HEPA filter)

Every 6 months

Batteries

Recharge batteries by plugging the

ventilator into a primary power source

for at least 4 hours.

Yearly or as necessary

Batteries⁸³

Have the batteries serviced.⁸⁴

Galvanic O2 sensor

Replace if depleted. See Section

12.4.2.

Air intake HEPA filter

Replace. See Section 12.4.1.

Ventilator

Perform service-related preventive

maintenance.⁸⁴

CO2 sensor

If the CO2 option is installed, have a

CO2 accuracy check performed.⁸⁴

For the HAMILTON-H900 Humidifier, see the HAMILTON-H900 Service Manual

⁸³ The expected service life of the battery is 3 years. To ensure proper battery function, follow the recommended preventive mainte-

nance schedule.

⁸⁴ Must be performed by Hamilton Medical authorized service personnel according to instructions in the Service Manual.

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Performing maintenance tasks

12

12.4 Performing maintenance

tasks

The following sections describe how to

clean and replace filters, batteries, and a

galvanic O2 sensor.

12.4.1 Maintaining the filters

Replacing air and HEPA filters

Figure 12-1. Step 1. Remove and replace air

filter.

Figure 12-4. Step 4. Remove and replace HEPA

filter. Replace back cover when finished.

Figure 12-2. Step 2. Remove and replace fan

filter.

For details about the NBC filter adapter,

see the NBC Filter Adapter Instructions for

use.

Figure 12-3. Step 3. Remove back panel.

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253

12 Maintenance

12.4.2 Replacing the galvanic O2

12.4.4 Replacing batteries

sensor

Figure 12-6. Step 1. Pull the cover open.

Before proceeding, review the safety

information in Chapter 1.

Remove the back cover first (Section

12.4.1, step 3).

To replace the sensor, reverse the steps.

Figure 12-5. Remove connection cable (1).

Figure 12-7. Step 2. Turn metal clip to the left

Unscrew the sensor counter-clockwise (2) and

and up.

remove (3).

Figure 12-8. Step 3. Pull white tab to remove

battery.

12.4.3 Charging and storing batteries

To maintain the battery charge and to

prolong the life of the battery, keep the

ventilator connected to its primary power

source.

Figure 12-9. Step 4. Insert new battery, then

turn clip to the right and down.

Have the battery recharged every

6 months, depending on storage condi-

tions. For details, see Section 15.4.

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