Term
| Caregories of aerosol therapy |
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Definition
bland aerosol
Aerosol drug administration |
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Term
|
Definition
Sterile water
Hypertonic solution
Hypotonic solution
Cool
Warm
With or without oxygen |
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Term
| Indications for bland aerosol |
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Definition
*presence of upper airway edema (cool bland aerosol) laryngotrancheobronchitis, subglottic edema, post-extubation edema, post op management of upper airway
*the presence of a bypassed upper airway
*need for sputum specimens or mobization of secretions |
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Term
| Contraindications for bland aerosol |
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Definition
bronchoconstriction
History of airway hyperresponsiveness |
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Term
| Hazards and complications of bland aerosol therapy |
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Definition
Wheezing or bronchospasm
Bronchoconstriction
Infection
Overhydration
Patient discomfort
Edema of airway wall
Edema associated with decreased compliance and gas
Sputum indution can cause bronhospasm in certain obstructive pts |
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Term
|
Definition
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Term
|
Definition
bland aerosol
Pediatric aerosol therapy
Cool
40%-50% max |
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Term
|
Definition
bland aerosol
Infants
Air entrainment nebulizer
Flow 7-15lpm
Heated for premature babies |
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Term
Bland aerosol
Hyper or hypotonic saline |
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Definition
sputum induction
Mmad 1-5microns |
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Term
Bland aerosol
Heated aerosol |
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Definition
humidity deficit
Mmad 2-10microns |
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Term
| Aerosol drug administration |
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Definition
meds to upper airway
upper airway edemz
upper airway inflammation
topical anethesia
rhinitis
Meds for lower airway
rapid onset
less toxic
fewer side effects |
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Term
|
Definition
anything that a stream of aerosol particles encouter befofe they leave the nebulize
Causes paerticles to rain out
Creates a more uniform particle size |
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Term
|
Definition
reservoir
Capillary tube
Jet
Baffle |
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Term
|
Definition
less than 50 ml
Total fluid output about. .1-.5 ml/min
Gas flow 6-8 lpm
Avg aerosol particle 1-5um |
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Term
| Factors affecting svn performance |
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Definition
nebulizer design
Flow
Gas source
Density
Humidity and temperature
Characteristics of drug formulation
Technique |
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Term
|
Definition
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Term
|
Definition
less pt coordination
High doses possible
Non cfc releas |
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Term
|
Definition
expensive
Wasteful
Drug preparation required
Contamination possible
Prssurized gas source needed
Long treatment times |
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Term
|
Definition
pt controlled
One way valve system |
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Term
| Vented breath enhanced svns |
|
Definition
adds flow
Increases drug delivery on inspiration |
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Term
|
Definition
filter
Pentamadine for pcp |
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Term
|
Definition
small particle aerosol generator
Ribavirin for rsv
Has drying chamber
Flow has to be at least 15lpm |
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Term
|
Definition
mostly svn
Vibrating mesh or vibrating horn |
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Term
|
Definition
metered dose of fine mist
Two jets of meds create aerosol
Equal bronchodilation at half the cummulative dose
Lung deposition is doubled |
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Term
|
Definition
lvn
Frequency set by FAA
Electric charge applied to piezoelectric transducer
crystal that changes shape when electrical current passes through it
Cant change frequency but can change amplitude or output |
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Term
|
Definition
pressurized metered dose inhaler
80-300 doses
Liquid or powder form |
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Term
|
Definition
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Term
| Successful delivery of mdi |
|
Definition
coordination
Slow inspiratory gas flow 30lpm
Breath hold
Timing |
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Term
|
Definition
Enhances delivery by decreasing velocity of particles
Reduce number of large particles
Holding chamber eliminates need for coordination |
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Term
|
Definition
not reliever
Usually need to inhale fast (except for spiriva) |
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