Therapeutic Modalities(Thermal) Flashcards
(38 cards)
5 Methods of Heat Transfer?
Conduction Convection Conversion Radiation Evaportation
Conduction (Direct Collison) MOD
Hot/Moist Pack Parrafin Bath
Convection MOD
Fluidotheraphy Whirlpool
Air or water
Conversion MOD
Ultrasound Diathermy
Radiation MOD
Infrared Lamp
Evaportation MOD
Vapocoolant Spray
Wavelength
Distance between one point of the wave to the end point
Frequency
(CPS) Cycles per second (PPS) Pulse Per Second Freq^, wavelength
Depth of Penetration of Superficial agents
1-2cm
Depth of penetration of Deep-Heating agents
2-5cm
Heat/Moist pack
Temp
Time
Depth
Type: Conduction Temp: 160-165F Time:20-30mins Depth: 1-3cm
6to8 layers
Parrafin Bath
Time
Temp
Depth
Type: Conduction Temp: 118-126F Time:15-20mins Ratio: 7:1 Depth: 2-3cm
Fluidotherapy (Dry Heat/Box)
Time
Temo
Depth
Type: Conduction Temp: 110-125F Time: 20 mins Depth: 2cm
Hot Whirlpool
Time
Temp
Depth
Type:Convection Temp:90-110F Time:20-30min Depth: 2cm
Diathermy
Depth
Type: Conversion Time: Depth: 2-3cm Production of heat with high electrical currents to: ^circulation
Effects of shortwave diathermy
Deep Heating Increased Blood flow Increase Cell metabolism Increase Extensibility Muscle Relaxation
Diathermy Low Frequency
1,000Hz
Diathermy Medium Frequency
1,000-10,000Hz
Diathermy High Frequency
10,000Hz
Most common wave types for Diathermy
Russian (IFC) Interferential
Synonymous
Phase and Pulse are the same
Biphasic
Phase Duration=Half pulse duration if wave is symmetrical
What determines phase charge?
Phase duration and amplitude
Type: Russian 50-70 beats per second
For:Muscle Redducation , Edema