Shortwave and Microwave Diathermy .


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Diathermy. Use of high-recurrence ___________________ energy______________ diathermyUsed to create ______ in body tissues______ delivered as a consequence of the __________ of tissues to the entry of energy___________ diathermyUsed for ________________ effectsRenewed enthusiasm because of exploration reporting adequacy.
Transcripts
Slide 1

Shortwave and Microwave Diathermy Jennifer Doherty-Restrepo, MS, LAT, ATC Entry-Level ATEP Therapeutic Modalities

Slide 2

Diathermy Application of high-recurrence ___________________ vitality ______________ diathermy Used to produce ______ in body tissues ______ created subsequently of the __________ of tissues to the section of vitality ___________ diathermy Used for ________________ impacts Renewed enthusiasm because of research recording adequacy

Slide 3

Physiologic Responses To Diathermy: Thermal Effects Tissue temperature __________ Increased blood stream (vasodilation) ___________ venous and lymphatic seepage ___________ digestion system Changes in physical properties of tissues Muscle _________ Analgesia

Slide 4

Diathermy Heating Diathermy parameters are not absolutely controlled, in this manner the measure of warming can\'t be precisely measured Heating happens in extent to the square of the ebb and flow thickness and in direct extent to the resistance of the tissue Heating = ______ X ________

Slide 5

Physiologic Responses To Diathermy: Non-Thermal Effects Pulsed shortwave diathermy is utilized to treat ________ wounds and wounds Mechanism of viability is identified with the _____________ of harmed cells Loss of cell division Loss of expansion Loss of regenerative abilities ____________ happens with treatment, consequently revising cell brokenness Not equipped for creating _____________ to inspire muscle ______ Wavelengths too short

Slide 6

Shortwave Diathermy Shortwave diathermy unit is a radio transmitter Three frequencies accessible: ______ MHz, wavelength of 11 m ______ MHz, wavelength of 22 m ______ MHz, wavelength of 7.5 m

Slide 7

Shortwave Diathermy Unit _______________: gives energy to radio recurrence oscillator (RFO) ____: gives stable, float free motions at given recurrence _____________: produces energy to drive cathodes __________________:tunes in the competitor as a component of the circuit to consider most extreme power exchange

Slide 8

Shortwave Diathermy Unit A =Power switch B = Timer C = Power meter Monitors momentum from power supply, not ebb and flow entering persistent D = Output power (% max energy to patient) E = Tuning control (tunes yield from RFO)

Slide 9

Shortwave Diathermy Unit Power yield ought to give vitality to ______ tissue temperature to remedial range Therapeutic range = ___________ ____________________________: speaks to the rate of vitality ingested per unit region of tissue mass Power go required to evoke tissue temperature increment = ____________

Slide 10

Adjusting the Shortwave Diathermy Unit ________________: modifies understanding circuit Set yield force at ______ of greatest Adjust tuning control until power yield meter comes to ______ Then modify down to ______________, which is around half of most extreme yield If patient can endure over half of most extreme yield, he/she is ___________________ ________________: naturally sets yield power Automatically kills if patient is _______________

Slide 11

Shortwave Diathermy Unit Generates both a _______ and a _______ field Ratio relies on upon qualities of both the ______ and the _________ SWD units at 13.56 MHz = more grounded ________ field SWD units at 27.12 MHz = more grounded ________ field

Slide 12

SWD Electrodes 2 sorts of anodes _____________________ Air space plates Pad terminals _____________________ Cable cathodes Drum anodes Selection of suitable cathodes can impact the treatment

Slide 13

Capacitor Electrodes Create more grounded ______ field than ______ field Ions will be pulled in or repulsed relying upon the charge of the ______

Slide 14

Capacitor Electrodes Electrical field Lines of constrain applied on charged particles that cause _____________________ ________________r ______ has higher ebb and flow thickness than __________

Slide 15

Capacitor Electrodes Patient is between anodes Becomes a portion of circuit Tissue is between terminals __________ circuit game plan

Slide 16

Electrical Field The tissue that offers the best imperviousness to ebb and flow stream builds up the __________ Fat tissue ______ ebb and flow stream Therefore, tissues with a ______ fat substance are warmed in an electrical field Typical with capacitor-sort terminals

Slide 17

Capacitor Electrodes: Air Space Plates Two metal plates encompassed by glass or plastic protect Metal plates can be balanced 3cm inside watch Produce ________________ swaying ebb and flow When one metal plate is over-burden, it releases to other plate of lower potential

Slide 18

Capacitor Electrodes: Air Space Plates Area to be dealt with is set between cathodes Treatment region turns out to be a piece of the outside circuit

Slide 19

Capacitor Electrodes: Air Space Plates Sensation of warmth in _____ extent to the separation of metal plate from the skin The nearer the plate to the skin, the _____ the vitality transmission (______ reflection) Generates more surface warmth in ____ and _____________

Slide 20

Capacitor Electrodes: Pad Electrodes Greater ______ field than ______ field Patient is between anodes Becomes a portion of outer circuit

Slide 21

Capacitor Electrodes: Pad Electrodes Must have uniform contact weight on the body Toweling to anticipate smolders Spacing between anodes is equivalent to the ____________ ________ of cushions

Slide 22

Capacitor Electrodes: Pad Electrodes Area to be dealt with ought to be ______ between anodes Increasing the space between cathodes will ______ the profundity of infiltration however will _________ the ebb and flow thickness Vice versa additionally genuine

Slide 23

Induction Electrodes Creates a more grounded ________ field than ________ field A link or loop is wrapped circumferentially around a furthest point or snaked inside an anode Passing electrical ebb and flow through curled link makes a ________ field by inciting ________ _________ Small round electrical fields that create warm

Slide 24

Induction Electrodes Patient set in an attractive field NOT part of a circuit Tissues in treatment territory are in _________ course of action to attractive field Greatest ebb and flow move through tissue with slightest resistance Tissue high in __________________ react best to an attractive field

Slide 25

Induction Electrodes: Cable Electrode Two game plans: Pancake loops Wraparound loops Requires at any rate ____ of toweling amongst skin and curl Spacing between turns in curl must be ______

Slide 26

Induction Electrodes: Drum Electrode at least one monopolar curls inflexibly settled in a lodging unit May utilize more than one drum contingent upon treatment zone Toweling vital to avert ______

Slide 27

Continuous Shortwave Diathermy Patient sensation gives premise to suggestions of consistent SWD Dose I (______): no vibe of warmth Dose II (______): mellow warming sensation Dose III (______): direct or charming warming sensation Dose IV (______): vivacious warming with agony edge

Slide 28

Pulsed Shortwave Diathermy Pulsed electromagnetic vitality (PEME) Pulsed electromagnetic field (PEMF) Pulsed electromagnetic vitality treatment (PEMET)

Slide 29

Pulsed Shortwave Diathermy

Slide 30

Pulsed Shortwave Diathermy Interrupted yield conveyed in arrangement of high-recurrence blasts (______) ______ _____selected with heartbeat recurrence control Off-time ______ than on-time Mean power yield is ______ Uses drum cathode

Slide 31

Shortwave Diathermy versus Ultrasound Pulsed SWD produces an indistinguishable extent and profundity of muscle warming from 1 MHz ultrasound (Draper, JAT 1997)

Slide 32

Shortwave Diathermy: Treatment Time Typically, 20 - 30 minutes Reminder: As skin temperature rises, resistance falls

Slide 33

Microwave Diathermy Two frequencies accessible: 2456 MHz 915 MHz ______ recurrence and ______ wavelength when contrasted with shortwave diathermy Generates solid ______ and generally little ________ field Depth of infiltration is negligible in zones with subcutaneous fat > 1 cm

Slide 34

Microwave Diathermy Unit A = Power switch B = Timer C = Output meter (demonstrates relative yield in Watts) D = Power yield level handle E = Amber light - warming up; Red light - prepared

Slide 35

Microwave Diathermy Electrodes Circular-formed terminals 4" or 6" in breadth Maximum temperature at fringe Rectangular-molded cathodes 4.5" x 5" or 5" x 21" Maximum temperature at focus

Slide 36

Microwave Diathermy: Electrode Set-Up 915 MHz units Electrodes are put 1 cm from skin 2456 MHz units Manuel incorporates maker prescribed separations and power yields (utilizes recieving wire) Reminder: Cosine Law Energy ought to be directed at ______ to decrease ______

Slide 37

When Should Diathermy Be Used? On the off chance that the skin or some basic delicate tissue is delicate and can\'t endure weight When The Treatment Goal Is To Increase Tissue Temperatures In A Large Area In territories where subcutaneous fat is thick and profound warming is required

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