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HAMILTON-T1. Operator's Manual (2022) - page 1

Preface

To download the latest version of this

•

A green check mark or button

manual or other documents, visit the

Resource Center website:

indicates a selected item or

https://www.hamilton-medical.com/

feature.

Resource-center.html

•

The graphics shown in this manual may

not exactly match what you see in your

A QR code on the ventilator provides a

environment.

link to the Resource Center website, where

you can download this manual and rela-

•

The term USB drive refers to a passive

ted product documentation. See Section

USB memory device, also known as a

8.7.

USB flash drive or USB memory stick.

Training

•

Some figures use callouts in a white

circle with a blue border.

Hamilton Medical offers the Hamilton

These figures may have an associ-

Medical College, which provides a variety

ated legend table, or may provide the

of learning modules free of charge. To

legend in the figures title, if a single

register, go to: http://college.hamilton-

item. Callouts may be numeric or

medical.com

alphabetic. Callouts are unrelated to

Conventions used in this guide

any nearby procedures and refer only

to the figures themselves and their

In this manual:

associated legend.

•

Button and tab names are shown in a

•

Some figures use small dark blue call-

bold font.

outs.

•

The notation XX > XX shows the

These callouts show the sequence

sequence of buttons/tabs to touch to

of steps. They are not directly related

open the associated window.

to the numbering in the text of any

For example, the text "Touch System >

associated procedure.

Settings" means touch the System

•

Not all features or products are avail-

button, then touch the Settings tab.

able in all markets.

•

Window names are shown using the

•

Product description and order number

sequence of buttons/tabs used to open

may differ depending on region.

them.

For example, "Alarms > Limits 2

•

Units of measure: Pressure is indicated

window" means the window is

in cmH2O, length in cm, and tempera-

accessed by touching the Alarms

ture in degrees Celsius (°C). The units

button, then the Limits 2 tab.

of measure for pressure and length are

configurable.

•

Software version: The software version

for the ventilator is displayed in the

System > Info window and should

match the version on the title page of

this manual.

18

English | 10103179/02 USA

USB ports

1

•

The Oxygen control on the ventilator is

NOTICE

not active when low-pressure oxygen

•

Before using the USB port, touch the

is used. It is the operator's responsibi-

ventilator to discharge any static elec-

lity to control the oxygen setting.

tricity.

•

To prevent possible patient injury, use

•

You can only connect one item to the

low-pressure oxygen only in cases

USB port at a time.

where the low-pressure source can

provide an adequate level of oxygena-

•

The USB drive must be USB 1.1

tion.

compatible.

•

To prevent possible patient injury,

•

If you remove the USB drive before

ensure that an emergency backup

files are completely transferred, you

oxygen supply (for example, a cylin-

must turn the ventilator off and on

der) is available in case the low-pres-

again to reset the USB port.

sure oxygen source fails.

•

Only the following components are

•

To calibrate the O2 sensor, disconnect

allowed to be connected to the USB

all O2 supplies. Calibration is per-

port:

formed at a concentration of 21%.

- USB passive memory drive (referred

•

To protect the oxygen control system,

to as a USB drive)

do not supply both high- and low-

- Hamilton Medical-approved acces-

pressure oxygen to the ventilator

sories; see your authorized represen-

simultaneously.

tative

NOTICE

1.5.5 Transport

• Only use low-pressure hoses that

comply with EN ISO 5359 to connect

CAUTION

the device to the oxygen supply.

• Ensure that accessories used during

• Before starting ventilation, ensure

transport are adequately protected

that the selected gas source type, HPO

against water ingress.

or LPO², matches the connected gas

source.

• During transport, only use humidifiers

that are approved for transport opera-

tion.

1.5.4 USB ports

NOTICE

WARNING

• The HAMILTON-T1 must always be

• During transfer of a ventilated

secured during transport.

patient, to prevent water intake, the

• In rough environments (for example,

ventilator USB port and RJ-45 Ether-

aircraft or ambulance), use an oxygen

net connector must be covered.

hose with a slow release valve to safe-

• Do not use the USB port to make a

guard against a rapid loss of pressur-

wireless connection of any kind.

ized O2.

² Not available in all markets.

Hamilton Medical | HAMILTON-T1 Operator's Manual

27

Preoperational check and tests

1

1.6.2 Preoperational check and tests

• Adding attachments or other compo-

nents/assemblies to a connected

humidifier can change the pressure

CAUTION

gradient across the ventilator, which

• To prevent possible patient injury, dis-

can adversely affect ventilator perfor-

connect the patient from the ventila-

mance. Such use might cause the

tor before running the preoperational

ventilator to not function correctly,

tests, and use another source of venti-

causing patient death or serious dete-

latory support.

rioration of health.

• To ensure the ventilator’s safe opera-

• Regularly check the water traps and

tion, always run the preoperational

the breathing circuit limbs for water

check before using the ventilator on a

accumulation. Empty as required.

patient.

• Do NOT use the ventilator until neces-

CAUTION

sary repairs are completed and all pre-

operational tests have passed.

When using active humidification, pre-

vent water accumulation in the flow

sensor by ensuring that the flow sensor

NOTICE

is positioned at a ≥ 45° angle relative to

• To ensure that all breathing circuit

the floor. Excess water can affect the

connections are leak-tight, perform

flow sensor measurements and lead to

the Leak test every time you connect a

inaccurate volume delivery, potentially

circuit or change a circuit part.

resulting in hypoventilation.

• If there is a mismatch between the

selected patient group and the type

Figure 1-1. Position flow sensor at an angle

≥ 45° relative to the floor

of flow sensor connected, the calibra-

tion fails. Ensure you are using the

correct flow sensor for the patient.

1.6.3 Humidifier

WARNING

• Before using a humidifier, review the

Instructions for use as well as the

1.6.4 CO2 sensor setup and operation

Instructions for use provided with its

accessories.

• To prevent possible patient injury and

WARNING

equipment damage, do not turn the

• Monitor the CO2 waveform (capno-

humidifier on until the gas flow has

gram) on the ventilator display. If it

started and is regulated. Turn the

appears abnormal, check the patient,

humidifier off before stopping gas

settings, and the breathing circuit

flow.

Hamilton Medical | HAMILTON-T1 Operator's Manual

29

Neonatal ventilation

1

1.7.2 Neonatal ventilation

Figure 1-2. Position flow sensor at a ≥ 45°

angle relative to the floor

In addition to the information provided in

this section, carefully review the informa-

tion in Sections 1.6 and 1.7.

WARNING

Prolonged exposure to high oxygen con-

centrations may cause irreversible blind-

ness and pulmonary fibrosis in pre-term

neonates. Be especially careful when per-

NOTICE

forming oxygen enrichment.

When switching between the Adult/Ped

to the Neonatal patient groups, you must

CAUTION

calibrate the flow sensor and perform

•

Make sure the correct type of expira-

the Leak test.

tory valve for your patient is installed:

- Ensure the Neonatal patient group is

1.7.2.1 Working with nCPAP modes

selected on the ventilator when using

the neonatal expiratory valve. It

NOTICE

cannot be used with the Adult/Ped

group.

• In nCPAP and nCPAP-PC modes, start-

ing O2 enrichment or changing the

- You must use a neonatal expiratory

Oxygen setting sets the flow to 10 l/

valve for neonates.

min for 60 seconds. The flow then

•

To prevent increased CO2, do NOT use

returns to its previous setting.

an adult airway adapter for neonates

• The Flow sensor calibration needed

as it will increase dead space.

alarm may be generated when chang-

•

To determine appropriate tidal and

ing to and from nCPAP modes.

minute volumes for neonatal patients,

• Apnea backup, trigger detection, dis-

you must consider (anatomic) dead

connection detection, and volume

space. Artificial airways (for example,

measurements are not available in

Y-piece, flow sensor, ET tube, CO2

nCPAP modes.

airway adapter) increase the dead

space.

•

When using active humidification,

1.7.3 Apnea backup

prevent water accumulation in the

flow sensor by ensuring that the flow

CAUTION

sensor is positioned at a ≥ 45° angle

relative to the floor. Excess water can

We recommend you enable Apnea back-

affect the flow sensor measurements

up ventilation whenever a mode that

and lead to inaccurate volume deli-

allows spontaneous breathing is

very, potentially resulting in hypoven-

selected. Apnea backup is enabled by

tilation.

default.

Hamilton Medical | HAMILTON-T1 Operator's Manual

33

Physical descriptions

2

2.2 Physical descriptions

This section provides an overview of the

ventilator, breathing circuit sets, and

trolley.

Figure 2-1. HAMILTON-T1 with accessories

1

Support arm and

4

Breathing circuit

infusion arm

2

Display and

5

Humidifier

controls

3

Breathing circuit

6

Trolley

connections

Hamilton Medical | HAMILTON-T1 Operator's Manual

43

2 System overview

2.2.1 About the ventilator

Figure 2-2. Front view, ventilator

1

Alarm lamp

7

Manual breath key/O2 enrichment key

2

Touch screen display

8

Print screen key/Nebulizer key

3

Power/Standby key

9

Audio pause key

4

Battery charge indicator

10

Press-and-Turn (P&T) knob

5

Day/Night key¹⁰/Screen lock/unlock key

11

Expiratory valve bleed port (under the

ventilator) Do not obstruct

6

Near-field communication (NFC)

12

Front cover and battery

connection area¹¹

¹⁰ Applies only to devices with serial number > 3000.

¹¹ May not be available on older devices. Contact your Hamilton Medical technical representative for details.

44

English | 10103179/02 USA

About the ventilator

2

Figure 2-3. Rear view, ventilator

1

RJ-45 Ethernet connector (under the

5

Rear cover

cover)

2

Device labels

6

HEPA filter (under the cover)

3

O2 sensor (under the cover)

7

Potential equalization conductor with

cover¹²

4

Air intake and dust filter Do not

obstruct

¹² May not be available on older devices. Contact your Hamilton Medical technical representative for details.

Hamilton Medical | HAMILTON-T1 Operator's Manual

45

2 System overview

Figure 2-4. Side view, with breathing circuit connections

1

Communication board

5

Cooling air outlet

(optional)

2

Pneumatic nebulizer port

6

To patient inspiratory port

3

Flow sensor connection ports

7

From patient expiratory port

4

Loudspeaker

8

Expiratory valve set

46

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