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Chapter 1: How are Therapeutic Modalities Related to One Another? The Basic Science. Jennifer Doherty-Restrepo, MS, LAT, ATC FIU Entry-Level ATEP Therapeutic Modalities. Radiant Energy. ___________ = Process By Which Energy In Various Forms Travels Through Space
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Chapter 1: How are Therapeutic Modalities Related to One Another? The Basic Science Jennifer Doherty-Restrepo, MS, LAT, ATC FIU Entry-Level ATEP Therapeutic Modalities
Radiant Energy • ___________ = Process By Which Energy In Various Forms Travels Through Space • Sunlight Is A Form Of Radiant Energy • Can Be Produced By Movement of Electrons • Many Modalities Produce Radiant Energy • Different Forms Of Radiant Energy Are Represented By Different ___________ • Spectrum = Distinct _____________ Due To Different ______________ and ______________
Spectrum Red Orange Yellow Green Blue Violet Prism
Electromagnetic Spectrum • ____________________ = The Range of Frequencies And Wavelengths Associated With Radiant Energy
Infrared (Thermal Changes) Spectrum Red Orange Yellow Green Blue Violet Ultraviolet (Chemical Changes)
Electromagnetic Radiations • _____________________ = Other Forms Of Radiation Beyond Infrared And Ultraviolet Regions May Be Produced When An ______________ Is Applied • These Radiations Have Different Wavelengths And Frequencies Than Those In The ______________ Spectrum
Electromagnetic Spectrum Longest Wavelength Lowest Frequency Electrical Stimulating Currents Commercial Radio and Television Shortwave Diathermy Microwave Diathermy Infrared { LASER Visible Light Ultraviolet Shortest Wavelength Highest Frequency Ionizing Radiation
Wavelength and Frequency • Wavelength = Distance Between Peak Of One Wave and Peak of the Next Wave
Wavelength and Frequency • _________ = Number Of Wave Oscillations Or Vibrations Per Second • Usually expressed in ______________ • All forms of electromagnetic radiation travel at a _____________, therefore the formula: • __________ = Wavelength X _____________ • Longer wavelengths must have _______ frequencies • Shorter wavelengths must have _______ frequencies
Electromagnetic Radiations Share Similar Physical Characteristics • Produced When Sufficient __________ Or _______ Forces Are Applied To Any Material • Travel Readily Through Space At A Constant Velocity (______________) • Direction Of Travel Is Always In A ______________
Electromagnetic Radiations Share Similar Physical Characteristics • When Contacting Biological Tissues May Be… • Reflected • Bends back
Electromagnetic Radiations Share Similar Physical Characteristics • When Contacting Biological Tissues May Be… • Reflected • Transmitted • Propagated to deeper tissue
Electromagnetic Radiations Share Similar Physical Characteristics • When Contacting Biological Tissues May Be… • Reflected • Transmitted • Refracted • Changes direction as propagated to deeper tissue
Electromagnetic Radiations Share Similar Physical Characteristics • When Contacting Biological Tissues May Be… • Reflected • Transmitted • Refracted • Absorbed • Stimulates tissue to perform its normal function
Laws Governing The Effects of Electromagnetic Radiations • _____________________________ • No Changes Or Reactions Can Occur In Tissues Unless The Amount Of Energy ________ Is Sufficient To Stimulate The ______________ • Goal of therapeutic modalities is to __________ _________________________________ • Too much energy absorbed by tissues may seriously impair ______________ and could cause ______________
Laws Governing The Effects of Electromagnetic Radiations • ____________________________ • If The Energy Is Not Absorbed It Must Be ____________________________ • _________ Relationship Between Energy And Absorption • The Greater The Amount Of Energy Absorbed, The ______ Transmitted To Deeper Tissues, Thus ______ Penetration
Laws Governing The Effects of Electromagnetic Radiations • ______________________ • The _____________ The Angle Between The Propagating Radiation And The Right Angle, The ________ Radiation Energy Is Reflected Thereby Allowing Greater Absorption Source Source
Laws Governing The Effects of Electromagnetic Radiations • ___________________ • The Intensity Of The Radiation Striking A Surface Varies _________ With The Square Of The Distance From The Source
Electromagnetic Modalities • The Majority of Therapeutic Modalities Used By Athletic Trainers Emit A Type Of Energy With Wavelengths And Frequencies That Can Be Classified As ______________________ • Electromagnetic radiations with ____________ wavelengths have the ability to transmit energy through the superficial tissues, thus penetrating to the __________ tissues where the energy is absorbed
Electromagnetic Modalities • Infrared Modalities • ______________ • ______________ • Shortwave And Microwave Diathermy • Electrical Stimulating Currents • Low-Power Lasers • Ultraviolet Radiation Therapy • Magnet Therapy
Infrared Modalities Cold = Cryotherapy Heat = Thermotherapy
What Should Cryotherapy Be Used For? • To ________ Local Temperature • To ________ Local Metabolism • To ________ Blood Flow (Vasoconstriction) • To ________ Venous And Lymphatic Flow • To ________ Nerve Conduction Velocity • To ________ Muscle Excitability • Analgesia
Cryotherapy Techniques • Ice Bags or Ice Packs
Cryotherapy Techniques • Ice Bags or Ice Packs • Ice Massage
Cryotherapy Techniques • Ice Bags or Ice Packs • Ice Massage • Fluori-methane (Spray and Stretch)
Cryotherapy Techniques • Ice Bags or Ice Packs • Ice Massage • Fluori-methane (Spray and Stretch) • Contrast Bath
What Should Thermotherapy Be Used For? • To _______ Local Temperature • To _______ Local Metabolism • To _______ Blood Flow (Vasodilation) • To _______ Venous And Lymphatic Drainage • To _______ Elasticity of Muscles & Ligaments • To _______ Nerve Conduction Velocity • To _______ Muscle Excitability • Analgesia
Thermotherapy Techniques • Hydrocollator Packs
Thermotherapy Techniques • Hydrocollator Packs • Whirlpools
Thermotherapy Techniques • Hydrocollator Packs • Whirlpools • Paraffin Baths
Thermotherapy Techniques • Hydrocollator Packs • Whirlpools • Paraffin Baths • Fluidotherapy
Diathermy • High Frequency Electromagnetic Energy • Used Primarily To Generate ______ In The Tissues
Shortwave Diathermy • May Be Either Continuous Or Pulsed • Continuous SWD • Produces _____________________ ________ In Tissues Generating Heat • Results in deep heating • Pulsed SWD • Causes _____________ In Damaged Cells Correcting Dysfunction
When Should Diathermy Be Used? • If The Skin Or Some Underlying Soft Tissue Is Unable To Tolerate ________ • When The Treatment Goal Is To Increase Tissue Temperatures In A __________ • When the treatment area contains a thick layer of subcutaneous fat
Electrical Stimulating Currents • All Can Be Classified As ________ ________ ________ ________ • Electrical Muscle Stimulators (EMS) • Transcutaneous Electrical Nerve Stimulators (TENS) • Low Intensity Stimulators (LIS/MENS)
Electrical Stimulating Currents • The Electrical Stimulating Currents That Affect Nerve And Muscle Tissue Have The ________ Wavelengths And The _______ Frequencies Of Any Of The Therapeutic Modalities • Used Primarily For… • _______________ • _______________ • _______________ • _______________
What Are Low-Power Lasers Used For? • LASER = Light Amplification by Stimulated Emission of Radiation • Produces No ________ ________ • Used Primarily For… • Soft-tissue And Fracture Healing • Pain Management • Not Approved By _____ For Therapeutic Use
What Can Ultraviolet Therapy Be Used For? • Causes ________ ________ In Skin Resulting In A ________ Effect • Effects Are Superficial (<2mm) • Primarily Used To Treat A Variety Of Skin Lesions • Acne, Folliculitis,Tinea, Septic Wounds • Seldom Used In Treatment Because Of The Availability Of Topical Agents
Magnet Therapy • Despite Popularity, No One Really Knows How They Work!! • Generally Thought To Be Safe
What Are Magnets Used For? • Pain Modulation • Facilitate Strength • Physiological Effects Include… • _______________ • _______________ • _______________ • _______________
Therapeutic Ultrasound Unlike The Other Therapeutic Modalities Discussed Thus Far, Ultrasound Is ________ Energy
Acoustic Energy • Cannot Travel Through Space • Must Travel Through A ________ • More Dense Medium = Higher ________ Of Travel • Relies On ________ ________ For Transmission Of Energy • Depth Of Penetration ________ Than Any Form Of Electromagnetic Energy
What Should Ultrasound Be Used For? • ________ ________ • Particularly In Deeper Tissues • ________ ________ • To Enhance Healing At Cellular Level
Mechanical Modalities Intermittent Compression Traction Massage Techniques
Intermittent Compression • Mechanical Units That Create External Pressure • Facilitates Venous And Lymphatic Reabsorbtion Of ________ • Helps Decrease ____ & Increase ____