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3. Arab medical textbook
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4. Treatment for Respiratory Ailments
Were Common During the Late 1800s
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5. “Scientific adjustment to oxygen and nitrogen”
Drs. Starkey and Palen, 1888
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6. The public was
encouraged to come to
their Philadelphia salon
for inhalation
treatments.
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14. The Iron Lung was first used in 1928
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44. Active? Passive? Both?
It is very important for respiratory therapists to evaluate each
patient individually and choose the correct device.
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57. MAUDE Adverse Event Report
Device Event Key: 2562848
MDR Report Key: 2535472
Event Key: 2432225
Report Number: 2535472
Device Sequence Number: 1
Product Code: BTT
Report Source: User Facility
Reporter Occupation: RISK MANAGER
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58. MAUDE Adverse Event Report
A sample report:
Manufacturer: XXX HUMIDIFIER
Model Number: XXX
Event Date: 04/09/2012
Event Description: Patient is trachea-ventilator
dependent. The circuit was changed by respiratory
therapy #1. Three days later, at approx 1 am, respiratory
therapist #2 noted the tubing connecting the humidifier
from the water reservoir was clamped.
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59. MAUDE Adverse Event Report
Respiratory therapist #2 unclamped the tubing. At approx 4
am, patient became hypoxic and the heart rate decreased.
Code Blue was called.
Patient was resuscitated including suctioning thick copious
secretions. Patient went back to baseline. No sequelae
noted.
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74. 30/30
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82. Not to be confused with...
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85. HME
• heat and moisture exchanger
• least amount of moisture returned
HMEF
• filtered heat and moisture exchanger
• second lowest amount of moisture returned
HCH
• hygroscopic condensing humidifier
• second highest amount of moisture returned
HCHF
• filtered hygroscopic condensing humidifier
• highest amount of moisture returned
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86. Bypass “BHCH”
• Gas flow may be redirected
Active “AHCH”
• Heat and water is added to the HCH
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97. The brown center
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99. Inhalation pathways are not obstructed.
Droplets of moisture or secretions may block
the exhalation pathway.
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100. Inconsistent Therapy?
Passive humidifiers and inaccurate active humidification
settings may lead to undesirable sputum outcomes,
endotracheal tube occlusions and/or pneumothorax.
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104. Filter
Design Cost
Dead space Resistance
Moisture
output
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105. HME HMEF HCH HCHF
lowest highest
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109. How do You Know Your
Humidifier is Humidifying?
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111. This patient and HCHF were featured on The Learning Channel. 2nd
and 3rd degree burns over 60% of the body and 3 months LOS –
(tracheal not comprised.) Only used this product was used to
humidity the patient.
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115. Richard Branson’s evaluation of 21 HMEs, Table 2.
(Respir Care 1996; 41:736-743)
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117. This form charts
sputum trends;
watery, moderate or
tenacious.
This form will also
trend condensation
indications and
provides
suggestions for
copious and
tenacious
secretions.
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118. Clear White Yellow Green Cream Brown
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121. MAUDE Adverse Event Report
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122. MAUDE Adverse Event Report
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123. Ah
Ha!
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136. Electron Micrographs of Three Filtration Media
Taken at Identical Magnification
Clockwise from lower left:
RBCF filter medium, hygroscopic condenser humidifier medium and Filtrete medium
Demers R R Chest 2001;120:1377-1389
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©2001 by American College of Chest Physicians

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138. arcinfo@arcmedical.com
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