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Physical Agents
Superficial Heat (PTA)
Question | Answer |
---|---|
HP(hot pack): hydrocollator water temperature | 158-167 F |
HP (hot pack): amount of heating time in hydrocollator between each use | 30 min. |
HP: number of towel layers | 6-8 |
HP: 1 HP cover= ____ towel layers | 2-3 |
When are additional towel layers needed for HP? | When pt. lies on top of HP. |
Paraffin is used to heat | distal extremities |
Paraffin should be maintained at what temperature? | 113-126 F |
Paraffin should NOT be left on for longer than | 20 min. |
IR (infrared Lamp) uses ______ heat to superficially heat tissues. | radiant |
The main therapeutic effect of IR | soft tissue healing |
Negatives about IR (why it is declining in use) | limited depth of penetration, dehydrating effects, risk of burns |
IR: Pt. should be positioned _____ inches away from source. Treatment time should last for ______ minutes. | 20, 20 |
IR: As the distance _________, the intensity will _________, and the total treatment time should ___________. | decreases, increase, decrease |
Fluidotherapy uses what type of heat? | convection |
Fluidotherapy: therapeutic effects | tissue healing, skin desensitization, prevention of edema |
Fluidotherapy: Positives | allows for active movement during treatment; temperature remains constant |
Fluidotherapy: Negatives | Expensive; extremity may require being placed in dependent position |
Fluidotherapy: temperature | 111-125 F |
Fluidotherapy:treatment time | 20 min. |
Indications for Superficial Heat | pain control, increase ROM, decrease joint stiffness, accelerate healing, IR for psoriasis & dermal ulcers |
Precautions for Superficial Heat | pregnancy, impaired circulation, poor thermal regulation, edema, cardiac insufficiency, metal in the area, over an open wound, over areas where topical counterirritants have recently been applied |
Contraindications for Superficial Heat | acute injury or inflammation, recent or potential hemorrhage, thrombophleblitis, impaired sensation and/or mentation, malignancy, IR to eyes |
Adverse Effects of Superficial Heat | burns, fainting, bleeding, skin & eye damage from IR |