We
have two of these style stretchers, and two of an older style that
still hold a Mark 11 stretcher but are secured into the aircraft
slightly differently, using hooks rather than the clamping device.
The aircraft holds any combination of two stretchers - old and new are
interchangeable and four seats remain to take medical crew, other
patients or relatives.
A
special arm
can be fitted to either side of the aircraft stretcher to hold a
Propaq (R) monitor and leads. Our "Encore" Propaq (R)
allows us to measure several patient parameters such as ECG, SpO2,
Invasive BP, Temperature, End-Tidal CO2. We can also do
non-invasive BP monitoring although this is less accurate in flight
due to vibration interference. The Propaq (R) plugs into a connector
at the base of the arm and is wired into a single charging unit.
Underneath
the stretcher is a drawer
that houses two syringe pumps, a ventilator, an oxygen bottle and
associated fittings.
The
drawer secures in place with a simple lock, and can be slid out
completely to change the O2 bottle. The Oxygen
bottle is designed
to be used for very short periods of transfer only - once in the
aircraft we connect to its O2 and save our small supply for the
corridor trips on arrival at destination. Inbuilt on the
stretcher is a small flow meter for use with O2 masks on
spontaneaously breathing patients - the aircraft also has two flow
meters of its own as well as two O2 outlets for our ventilators.
The
ventilator is a
Drager Oxylog (R) -
it is gas driven and delivers 50% or 100% oxygen with easily
accessed and adjusted controls for Tidal Volume, Rate, PEEP, Flow
rates, Pressure controls and so on. We add a paediatric Pressure
Release valve for children who require tidal volumes of less than 100
mls and we use a heat and moisture exchange filter on all
patients.
The
syringe pumps are
Graseby (R) 3500 design
- they take any syringe and any giving set - we tend to use 60ml B-D
syringes and Lecto-spiral giving sets for ease of administration.
The latter stretch from 20 cms to over a metre so are ideal in a
transport situation. The syringe pumps deliver from 0.1 ml
to 99.9 ml per hour and are ideally suited for ICU use, they are
easily accessed through a hole in the side of the stretcher and simple
to operate. Commonest drugs that we infuse in flight are
inotropes such as Nor-Adrenaline and Dopamine, sedatives like
Midazolam and Morphine in ICU patients; and anti-arrhythmics and GTN
on cardiac patients.
All
of the equipment on the stretcher is wired
through a central charging unit -
when stored in ICU just one plug allows us to charge all four
electrical items. In the aircraft this one plug attaches to one
of the S-76's two inverters and we continue to reserve our equipment's
battery life for the corridor trips at destination.
Other
equipment carried is a Lifepak
defibrillator when
required. (Specified patients - not carried as routine.) This is
capable of standard DC defibrillation or cardioversion as well as
transcutaneous pacing, ETCO2, SpO2, ECG and NIBP monitoring.
BiPAP
ventilator -
used for spontaneously ventilating patients who require additional
assistance with respirations but in whom formal intubation and
ventilation is best avoided. (Chronic respiratory disease patients,
asthmastics etc.) We use a Drager BiPAP machine.
SERVO
300 Ventilator -
used for specific patients who have very poor lung function and
require intricate ventilatory supports that the transport Drager
cannot provide.
Cervical
support -
attached to the Mark 11 stretcher to allow effective cervical traction
to be applied in transit. The patients requires a halo
skull traction device - this is then attached to the fitting on the
Mark 11 and adjusted to apply the prescribed traction. The foot
end of the Mark 11 has to be lengthened with a purpose built addition
to allow the patient to be positioned correctly.
Incubator
for neonatal
use - this is housed on a standard Mark 11 stretcher and therefore
easily positioned onto the aircrafts stretcher. We also have an
older style stretcher that attaches securely to the aircraft's floor
with hook devices rather than the clamp design. The
incubator is mounted with a Propaq
(R), I-Vent ventilator and syringe pumps attached,
all charging through one lead like the ICU equipment. All
neonatal transfers are performed by SCBU (Special Care Baby Unit)
nurses and Paediatricians as well as an ICU Flight Nurse.
Adult
Transfer pack - This
is a large roll that consists of 8 bags attached with velcro to a
backing. Once rolled up it is carried like a rucksack.
Once unrolled each bag contains equipment for a specific
purpose such as intubation, insertion of central lines, arterial
lines, chest drains, catheters and so on.
Paediatric
Transfer pack -
This is similar in design to the adult roll, but each bag is specific
to a particular sized child. A special measuring tape is
provided to quickly measure the child - the resulting measurement
relates to a particular coloured bag and every thing in this bag will
be the correct size for the resuscitation of that child.
Each
child transfered also receives two small soft toys donated by (1) the
Smokefree Initiative of Northland Health and (2) ex-ICU patients and
their relatives.
Drug
Pack - This is
a mobile ICU cupboard - small amounts of all major resuscitative drugs
are included: - inotropes, anti-arrhythmics, anti-convulsants,
narcotics, sedatives, anaesthetic agents, analgesics, stimulants,
antibiotics - plus various IV fluid preparations.
Quick
access pack -
this is the Flight Nurses domain - apart from carrying essentials such
as spare lecto-spirals, SpO2 probes, NIBP cuffs and ETCO2 cables -
this bag contains a drink of water for the Flight crew, muesli bars
and some cash for essentials just in case they are ever in need!
One job often develops into two or three or four without a break and
it has been demonstrated several times that we need to carry some
refreshments with us for those "just in case" moments!
Once the pilots realised that we came with food, their welcomes became
even more friendly!!
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