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11 Cards in this Set
- Front
- Back
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Simple immobilization devices
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provide some restriction of movement and stability of treatment position in cooperative patients (but will not hold those still whom insist on moving)
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Examples of simple immobilization devices
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-tape
-bite blocks -shoulder-assistance straps |
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complex immobilization devices
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are individualized and restrict patient movement and ensures reproducibility in positioning
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examples of complex immobilization devices
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-alpha cradles
-vac-loks -thermoplastic moldes (Aquaplast) |
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patient positioning aids
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designed to place the patient in a particular position for treatment
-are widely availabe, easy to use and can be used for more than one patient |
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examples of patient positioning aids
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-head holders
-prone pillows -sponges -cushions and mattresses |
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negative contrast
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-doesnt absorb radiation
-oxygen and air -dark areas on film |
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positive contrast
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-light area on film
-absorbs more radiation than tissue -high atomic number needed -barium and iodine |
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symptoms of minor allergic rxn to contrast
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-heat
-pallor -sweating -sneezing -metallic taste |
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symptoms of moderate allergic rxn to contrast
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-hives
-nausea -vomiting -coughing |
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symptoms of severe allergic rxn to contrast
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-anaphylactic shock
-breathing difficulties -cardiac arrest |
