Orthotics Flashcards

(31 cards)

1
Q

What orthotics do spina bifida patients have

A

HKFO

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2
Q

what are indications for orthotics

A

improve stability in stance phase
eliminating unwanted motion
corrective forces
assist during swing phase
improve base of support
improve efficiency of gait

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3
Q

According to APTA how do you fit a brace

A
  1. what is the specific diagnosis
  2. idengtify the age range
  3. describe the child’s level of function before and after
  4. clear description of the type of AFO
  5. look at specific systematic review, what level of significance do you need, do not generalize beyond the specifics
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4
Q

what is a UCBL used for

A

children presenting with pronation during midstance; stabilizes a flexible foot
- mild low tone

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5
Q

what diagnoses is usually seen with a UCBL

A

juvenile idiopathic arthritis

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6
Q

what are the indications for a supramalleolar orthotic (SMO)

A

-for flexible pronation of ligamentous laxity
-mild/mod hypotonia

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7
Q

what does the SMO permit

A

fill active DF and PF

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8
Q

where do the trim lines proximate for the SMO

A

to the met heads and above the malleoli

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9
Q

what are the biomechanics of the SMO

A

controls midfoot and rearfoot
fixation of pronation and supination
maintains subtalar joint in neutral alignment

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10
Q

which dx use SMO

A

low tone - down syndrome
JIA - control pronation
developmental delay - calcaneal pronation
mild CP with neuromk control problems
spina bifidi - s1 to no loss

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11
Q

when is an SMO contraindicated

A

with fixed contractures such as equinus deformities

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12
Q

what are solid AFOs prescribed for

A

maintaining ankle at a neutral position

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13
Q

what are the 4 indications for a solid AFO

A

-resting night splint
-postoperative support
-non-ambulatory child who uses standing device
-short-term stabilization

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14
Q

what 2 dx indications are seen with solid AFO

A

-functional or spastic equinus
-spina bifida: L4 to S1 with weak gastroc and or knee instability

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15
Q

when is a solid AFO contraindicated

A

equinus contractures

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16
Q

what are the 5 functional indications for a solid AFO

A

-external support, stability and limit on ankle ROM are needed
-kids with excessive ankle motions and when more stability of the ankle is needed
-want to increase stride length or decrease cadence
-specific skill execution is limited when barefoot
-walking results in excessive energy expenditure

17
Q

Solid AFO is not idea for a child who is

A

active and ambulatory

18
Q

what are the 3 main characteristics of a leaf spring AFO

A

-limited resisted PF
-genreates spring with loading during DF
-consider for increased knee extension and drop foot

19
Q

describe the characteristic of a hinged AFO

A

has a free hinged joint and permits ankle DF and prohibits a measure of PF from 5-20 degrees

20
Q

what are the 4 indications for a hinged AFO

A

-DF at initial contact is limited or absent
-shoes provide limited PF power
-sit to stand takes too long
-more DF is needed for stairs

21
Q

what are the 2 diagnostic indication for hinged AFO

A

hemiplegia
peripheral neuropathy

22
Q

what are the 2 contraindications for hinged AFO

A

fixed and severe equinus deformity
crouch deformity

23
Q

describe what a dynamic AFO: DAFO looks like

A

-plastic cast
-Plantar surface contours
-full wrap around shell for flexible control of foot
-fully integrated padding

24
Q

what does a anterior floor reaction orthosis or ground reaction orthosis do

A

applies an anterior floor reaction force to reduce knee flexion and prohibits pronation and DF (set to 5 degrees)

25
what are the 2 dx indications for anterior floor reaction orthosis
-spastic diplegia with crouch gait (hip/knee flexion >20 degrees and ankle DF > 15 degrees ) -spina bifida L4 to S1
26
what are the 3 biomechanical indications for anterior floor reaction orthosis
hip flexion contracture less than 10 degrees knee/ankle instability requires knee extension at mid stance
27
what are the 3 contraindications for anterior floor reaction orthosis
strong equinus genu recurvatum hamstring contracture
28
what are the 4 dx indications for KAFO/HKAFO
-children with spina bifida (L3-L4 = KAFO) (L1-L3 = HKAFO) -spinal cord injuries -muscular dystrophy/spinal muscular atrophy (prevention and ambulation) -Osteogenesis imperfecta (reduce risk of fractures)
29
what are the dx indications for reciprocating gait orthosis (RGO)
spina bifida (L1-L2, thoracic level, unable to maintain an upright posture with the hips extended)
30
what does an RGO do
facilitates hip extension and swing phase
31
a hemi patient presents with dynamic equinus deformity and excessive knee hyperextension; stride length is too short what afo would you prescribe
hinged AFO