Introduction to CO and CTO (Quiz 2) Flashcards

1
Q

Cervical Spine Characteristics

A

compensatory lordotic curve to maintain level gaze
largest spinal canal opening
most horizontal facets ~45 deg

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2
Q

True or False

The cervical spine is the most mobile spinal region

A

True

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3
Q

Where does the most flexion/extension occur

A

Cervical and lumbar spine

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4
Q

Where does the most lateral bending occur

A

Cervical spine

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5
Q

Where does the most axial rotation occur

A

Cervical Spine (some in thoracic)

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6
Q

Where does most sagittal motion occur (“yes”)

A

Atlas C0-C1

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7
Q

Where does most axial rotation occur (“no”)

A

Axis C1-C2

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8
Q

CO Stiffness Classification

A

Soft collar
semi-rigid collar
rigid collar

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9
Q

True or False

Total Contact cervical motion control can only be in a custom made orthoses

A

True

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10
Q

What are clinical questions for MD?

A

1) is there neurological involvement or risk of progression
2) is this cervical spine considered clinically stable
3) what motions should be limited
4) is this patient likely to be compliant

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11
Q

What are typical conditions treated with CO

A

radiculopathy
whiplash
muscle strain
arthritis
degenerative joint disease
degenerative disk disease
postoperative protection

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12
Q

What are clinical questions for MD?

A

1) is there neurological involvement or risk of progression
2) is this cervical spine considered clinically stable
3) what motions should be limited
4) is this patient likely to be compliant

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13
Q

Soft Collar CO Characteristics

A

least restrictive
most readily accepted
easy to don and doff
very low risk for skin breakdown
usually for ambulatory patients
can be fitted “backwards” to hold head in extension

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14
Q

Semi-Rigid Collar Characteristics

A

moderately restrictive
usually well tolerated
not difficult to don and doff
usually for ambulatory patients but may be used in bed
wide range of sizes, heights, styles
most have integral tracheotomy openings

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15
Q

Philadelphia

A

Semi Rigid
multiple sizes and heights
interchangeable anterior/posterior sections
snap on thoracic extension
light weight

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16
Q

Aspen

A

Semi-Rigid
replaceable padding
multiple sizes
occipital support strap
interchangeable anterior/posterior sections
CTO version available

17
Q

Malibu

A

Semi Rigid
One size for adults
independent adjustable anterior and posterior heights

18
Q

Miami J

A

Semi Rigid
replaceable padding
numerous sizes
interchangeable anterior/posterior sections
adjustable height
donning strap

19
Q

Stable Jefferson Fracture

A

Ring of C1

20
Q

Stable Hangman fracture

A

C2 neural arch

21
Q

What can SOMI Brace be used for

A

stable hangman fractures
stable cervical flexion injuries
degenerative joint disease
degenerative disk disease
post halo post surgery

22
Q

Typical Conditions Treated with CTO

A

stable jefferson fracture
stable hangman fractures
type 1 odontoid fractures in geriatrics
hyperflexion injuries C3-C7
hyperextension soft tissue injuries C3-C7

23
Q

SOMI Brace Characteristics

A

More restrictive than CO
Lower acceptance rate
more difficult to don and doff
moderate risk of skin breakdown
some designs for non-ambulatory application
more difficult to fit
higher cost than CO

24
Q

Collar with optional Thoracic Extension

A

extended lever arm to resist sagittal motion
minimal additional motion control
helps keep collar from displacing
may be useful for obese persons

25
Q

Semi Rigid CTO

A

stiffer materials
longer thoracic lever arm
more sternal contact
more motion restriction
some are MRI compatible
many have removable padding

26
Q

Which semi rigid braces are available in pediatric sizes

A

Johnson CTO & Aspen CTO

27
Q

What is SOMI

A

Sternal Occipital Mandibular Immobilizer
designed for ambulatory and supine use
east to fit and adjust

28
Q

What is the basic fitting protocol

A

Select proper style
Stabilize neck
Scoop posterior section
Shape anterior section
Secure orthosis
Sit up to readjust