Infrared/Ultraviolet Flashcards
uses electromagnetic energy rather than true thermotherapy using conduction for heat transfer
infrared
when using infrared place a ____ over the tx area
moist warm towel
two types of infrared
luminous
non lumionous
most commonly used infrared
near infrared
Near infrared parameters
depth- 5-10mm
sup temp- 110 F
Deep temp- 118 F
15-20min
Far infrared parameters
depth- 0.5-2mm
Sup temp- 114F
Deep temp- 107F
15-20min
Pt position for infrared
20in from source. Lamp at 90*
Only use infrared when…
pressure from other modalities are not tolerated
infrared contraindications
- circulatory diseases
- dermatitis
- acute injury
infrared indications
- pain
- increase blood supply
- mm spasm
non heat modality that stimulates chemical changes by absorption of electromagnetic energy
ultraviolet
UV that uses hot quartz. Causes most skin erythema
UVB
UV that uses cold quartz. Germicidal
UVC
High powered lamp, close to skin at perpendicular angle =
deepest penetration
Protective reaction of the skin
pigmentation