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Fabricating for Tone Reduction . Tony Wickman R.T.(O,P) freedom fabrication inc. What Is Tone?. Tone literally means activation of a muscle. Spasticity is derived from the Greek word meaning to pull or draw. Cast Correction:. Cast may require greater than normal correction - PowerPoint PPT Presentation
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Fabricating for Tone Fabricating for Tone Reduction Reduction
Tony Wickman Tony Wickman R.T.(O,P)R.T.(O,P)
freedom freedom fabrication inc.fabrication inc.
What Is Tone?What Is Tone?
Tone literally Tone literally means activation means activation of a muscle.of a muscle.
Spasticity is Spasticity is derived from the derived from the Greek word Greek word meaning to pull or meaning to pull or draw.draw.
Cast Correction:Cast Correction: Cast may require greater than Cast may require greater than
normal correctionnormal correction Make sure to correct cast at the Make sure to correct cast at the
articulating surfacesarticulating surfaces
Dorsiflexion AngleDorsiflexion Angle Maximum Maximum
dorsiflexion dorsiflexion deviation should deviation should be no more than be no more than 20 degrees.20 degrees.
Watch for cavus Watch for cavus arch !arch !
Plantarflexion AnglePlantarflexion Angle Plantarflexion Plantarflexion
angle should be angle should be no more than no more than forty degrees.forty degrees.
Watch for Watch for plantarflexed plantarflexed metatarsalsmetatarsals
Inversion/Eversion AngleInversion/Eversion Angle +/- 15 degrees+/- 15 degrees Cast corrections Cast corrections
are difficultare difficult
Mold ModificationMold Modification The model must The model must
accurately mimic accurately mimic the patients the patients physiologyphysiology
You have to have You have to have intimate intimate knowledge of knowledge of skeletal skeletal structures!structures!
Maleoli BuildupsMaleoli Buildups Buildups should Buildups should
be more be more “extreme” than “extreme” than usualusual
Take into Take into consideration consideration varus valgus varus valgus tendenciestendencies
Medial Maleoli/NavicularMedial Maleoli/Navicular Two apexes Two apexes Blend well into Blend well into
surrounding soft surrounding soft tissuetissue
Calcaneal Cuboid BuildupCalcaneal Cuboid Buildup Include achilles Include achilles
tendon extensiontendon extension Be sensitive to Be sensitive to
prominent heelsprominent heels
Heel BuildupHeel Buildup Heel should be Heel should be
roundedrounded Heel should be Heel should be
symmetricalsymmetrical
S.T. GrooveS.T. Groove Anatomy rules Anatomy rules Blend into Blend into
longitudinal archlongitudinal arch
Medial/Lateral ArchesMedial/Lateral Arches Smooth transitionSmooth transition Connect around Connect around
to plantar surface to plantar surface of calcaneusof calcaneus
Cuboid/ Lateral Fifth Met Cuboid/ Lateral Fifth Met Head Head
Relieve 1.5-3.0 Relieve 1.5-3.0 mmmm
Be careful to Be careful to maintain radius of maintain radius of plantar lateral plantar lateral surfacessurfaces
Metatarsal Relief Metatarsal Relief Proximal edge Proximal edge
relief relief Distal edge reliefDistal edge relief
Padding TechniquesPadding Techniques Bony Bony
prominences onlyprominences only Blend edges Blend edges
smoothlysmoothly Colored foamsColored foams
Material Selection Material Selection PolypropylenePolypropylene PolyethylenePolyethylene CopolymerCopolymer
Pulling Plastic Pulling Plastic Focused stretchFocused stretch Proper Proper
temperaturetemperature Maximum vacuum Maximum vacuum
Trimming PlasticTrimming Plastic Establish trim Establish trim
lineslines Poly posting is Poly posting is
ground first ground first Trim lines must Trim lines must
be smooth be smooth
Finishing & DecoratingFinishing & Decorating Colored VelcroColored Velcro FoamsFoams RibbonRibbon TransfersTransfers
For additional information For additional information on this subject:on this subject:
Tony Wickman at Freedom Tony Wickman at Freedom Fabrication 815-B north main St. Fabrication 815-B north main St. Havana Fl. 32333Havana Fl. 32333
1800.304.37331800.304.3733 freedomfab@aol.comfreedomfab@aol.com or visit our web site at: or visit our web site at:
www.freedom fabrication.comwww.freedom fabrication.com
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