Diathermy (Inductive Only)

Question 1

Indications

Answer 1

• Increase blood flow
• Increase metabolism
• Decrease edema
• Decrease inflammation
• Decrease pain
• Stimulate osteogenesis

Question 2

Contraindications

Answer 2

• Metal in the treatment area (watches, necklaces, etc.)
• Synthetic materials must be insulated from cables by toweling
• Other electrical devices within 15’ of diathermy machine
• Remove hearing aids
• Moisture (under casts, skin folds, etc.)
• Fluid-filled cysts
• Amniotic fluid
• Remove contact lenses
• Peripheral vascular disease
• Systemic edema
• During menstruation
• Testicles
• Pain and temperature sensory deficits
• Bony prominences
• Epiphyseal centers in children
• Osteoporosis

Question 3

Physiological Effect

Answer 3

• Increased cell metabolism and function (enhancement of soft tissue healing)
• Stimulation of tissue releases histamine
• Increases capillary dilation
• Enhanced oxygen-carrying capacity of erythrocytes

Question 4

Protocol

Answer 4

Treatment Time
- 10 - 20 minutes

• Must use towels to absorb surface moisture

Dosages

• I: Athermic (non-detectable warmth
• II: Barely perceptible warmth
• III: Pleasant warmth
• IV: Maximum tolerable warmth