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29 Cards in this Set
- Front
- Back
the use of direct current to drive medication through the skin and into the underlying tissues.
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iontophoresis
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current amplitude for iontophoresis
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4.0 mA
minimum: 0.1 to 1.0 mA |
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current amplitude during iontophoresis is based on: (4)
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1. patients tolerance
2. polarity of active electrode 3. size of active electrode 4. duration of treatment |
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duration of current application for iontophoresis:
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4.0 mA
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responsible for driving the medication into the skin
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active electrodes
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completes the circuit
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dispersive
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used for inflammation
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dexamethasone
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used for soft tissue pain + inflammation
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Lidocaine
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used for muscle/joint pain in acute + chronic conditions such as rheumatoid arthritis and plantar warts
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salicylates
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used for adhesive capsulitis and other soft tissue adhesions. also microbial infections and scar tissue
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Iodine
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used for calcific tendonitis and myositis ossificans (any calcium deposits)
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Acetic Acid
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used for skeletal muscle spasms
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calcium chloride
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used for skeletal muscle spasms and myositis
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magnesium sulfate
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used for local edema (acute and chronic)
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hyaluronidase
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used for skin ulcers and dermatologic disorders
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Zinc oxide
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dexamethasone
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negative
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lidocaine
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positive
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salicylates
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negative
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iodine
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negative
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acetic acid
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negative
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calcium chloride
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positve
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magnesium sulfate
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positive
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hyaluronidase
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positive
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zinc oxide
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positive
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ions enter the body primarily by
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electro-osmosis
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once the ions/medicine is in the body, their movement is governed by: (2)
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1. their charge
2. direction of blood flow |
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iontophoresis of appropariate drugs may be used for: (6)
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1. local anaesthetic action
2. direction of blood flow 3. antibacterial action 4. anti inflammatory action 5. relief of neurogenic pain 6. other purposes include edema reduction, chronic wound healing, increase extensibility of scars, fungal skin infections, and relief of pain |
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contraindications for iontophoresis (2)
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1. allergy to the medication used
2. impaired sensation |
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dangers of iontophoresis (4)
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1. chemical/electrical burn
2. unexpected shock 3. skin irritation 4. adverse systemic reaction to the medication |