Diathermy Flashcards

1
Q

What is diathermy?

A

short wave electromagnetic energy used to heat tissue. usually deep tissue places

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2
Q

Does diathermy heat a larger area then ultrasound?

A

Yes

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3
Q

What are two types of inductive coil diathermy?

A
  • cables

- drums

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4
Q

Do capacitive plates heat deeper than inductive coils?

A

No

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5
Q

Which diathermy applicator is used to treat a small defined area?

A

magnetron and it has a higher risk of burns

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6
Q

What are the thermal effects of diathermy?

A
Vasodilation
Increased rates of nerve conduction
Elevation of pain threshold
Alteration of muscle strength
Alteration of enzymatic activity
Increased soft tissue extensibility
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7
Q

Mechanism of diathermy

A

starts by electrical energy, converted to electromagnetic energy, does not reflects off bones so they do not heat

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8
Q

what is a precaution for capacitive plates?

A

fat tissue is more likely to be burned

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9
Q

What are they contraindications?

A
  • Implanted or transcutaneous neural stimulators, including cardiac pacemakers.
  • Pregnancy
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