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CHEST TUBE INSERTION
Involves the surgical placement of a hollow,
flexible drainage tube into the chest.
● Tube is placed between the ribs and into the
space between the inner lining and the outer
lining of the lung (pleural space).
2nd or 3rd intercostal space
2nd or 3rd intercostal space FOR PNEUMOTHORAX
4th to 7th intercostal space
SITES OF TUBE INSERTION for Fluid, blood, pus (both air and fluid)-
Drainage collection chamber
Receives fluid and air from chest cavity
Dry Suction
A valve controls the amount of negative
pressure-no need for water in the suction
control chamber
Water Seal
Acts as one way valve
Suction Control Chamber
Amount of suction is regulated by the
depth of the water not the amount of
suction applied to the system
gravity, positive pressure, suction
3 BASIC PRINCIPLES OF CTT
Tension Pneumothorax
Obstructed chest tubes may result in a
1-2 hours
CHEST tube should be “stripped” or “milked”
every _______ hours accompanied by compressing &
releasing the tube
24 hours
Criteria for CTT removal: No air leak in the last __ in pneumthorax
<200 ml/day
Criteria for CTT removal: Fluid loss is ____ in effusion
PaO2 <55 torr or SaO2 <88%
What is the laboratory finding that may be indication for oxygen therapy in
PAo2 <56-59 torr or SaO2 <88%
laboratory findings in association with specific clinical conditions that may be indication for oxygen therapy
1 to 3 months
Arterial blood 02 should be repeated after how many montsh to determine the need for long-term 02
therapy
Supply Methods
Compressed O2 cylinders
Liquid O2 systems
O2 concentrators
Delivery Methods
Low flow device such as Nasal cannula is most common for long term care -
High-flow device such as air entrainment mask/venturi is often used only when acute exacerbation - O2 conserving devices that decrease O2 use and costs such as transtracheal catheter, reservoir cannula, pulse-flow O2 delivery system (detects inhalation and gives O2)
Bourdon Gauge
Best used for transport
Thorpe Tube
Best used in bedside
Uncompensated
Not recommended for medical use as it
delivers inaccurate flow and increases
risk for hypoxic drive in COPD patients
Compensated
Most recommended for medical use
because of its accuracy.
H cylinder
Usually seen at bedside accompanied with Thorpe tube flowmeter
3.14 L/psig
Cylinder factor for H cylinder
E Cylinder
Used during transport accompanied with Bourdon Gauge Flowmeter
0.28 L/psig
Cylinder factor for E cylinder
-15 cmH2o
If a suction source is connected to the vent tube
in the suction bottle, a negative pressure (not to
exceed -_______) is usually necessary
Oxygen Concentrator
A machine that pulls in the air around you
and filters out the nitrogen.
Liquid Oxygen System
The liquid oxygen supply system usually consists of a bulk storage unit or reservoir that’s housed in a permanent place in the home and a refillable, portable unit that you can carry around
40 liters
A typical bulk storage unit is filled with
approximately of liquid oxygen.