forearm wrist and hand 339 - california state university, northridgesflanagan/kin 339/spring...

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Anatomy,Mechanics

&Mechanisms

OfInjury

BONES

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CarpalsScaredLoversTryPositionsThatTheyCannotHandle

Trapezium is by the thumbTrapezoid is inzoid.

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Fractures of the Radius and Ulna

Colles’Fracture

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Navicular(Scaphoid)Fracture

Boxer’s Fracture

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Joints

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Lunate Dislocation

Finger Dislocation

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Gamekeeper’s (Skier’s) Thumb

Sprains

Muscle / Tendon

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Muscles / Tendons

Extrinsic – proximal attachment not on hand

Intrinsic – both attachments on hand

Extrinsic Thumb

Adbuctor Pollicus LongusExtensor Pollicus BrevisExtensor Pollicus LongusFlexor Pollicus Longus

Thenar Eminence

Opponens Pollicis

Adductor Pollicis

Flexor Pollicis Brevis

Adductor Pollicus

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Hypothenar Eminence

Opponens Digiti Minimi

Adductor Digiti Minimi

Flexor Digiti Minimi

Palmaris Brevis

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Central Compartment

Lumbricals

Dorsal Interosseii (4)

Palmar Interosseii (3)

Pads and Dabs4 Dor

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MalletFinger

Jersey Finger

Opposite of mallet finger

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BoutonniereDeformity

de Quervain’s(Hoffman’s)Disease

Nerve

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Vascular

Surface Anatomy

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