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Upper Extremity Orthotics > Rancho Los Amigos System > Flashcards

Rancho Los Amigos System Flashcards

0
Q

Who is the thumb post indicated for?

A

Patients with Absence of active opposition and thumb flexion for prehension

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1
Q

What is the function of the thumb post?

A

Statically positions the thumb

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2
Q

The thumb post may have ______thumb control but, inadequate for good prehension

A

Partial

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3
Q

True or false

The thumb post should stabilize the ip joint of the thumb and extend just beyond the nail bed

A

True

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4
Q

The pad of the thumb should remain ________

For sensory friction and increase coefficient of friction?

A

Free

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5
Q

What is the function of the IP extension assist with MCP or MP stop?

A

Useful for exercise of finger Flexors

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6
Q

Who is the IP extension assist with MP stop indicated for?

A

For patients with inability to extend fingers at MP and IP joints

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7
Q

For the IP extension assist with MCP or mp stop the line of full must be _________to the middle phalanx

A

Perpendicular

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8
Q

MP joints are held at approximately _____ degrees of flexion

A

15

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9
Q

True or false

The isolated IP assist removable is a Rancho style?

A

False not Rancho style

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10
Q

What is the function of the isolated IP assist?

A

Assist IP extension

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11
Q

What is the isolated IP assist indicated for?

A

IP joint weakness

Often used as a rehabilitation tool to exercise finger Flexors

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12
Q

The line off pull for the isolated IP assist rubbe bands is ___________to the middle phalanx

A

Perpendicular

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13
Q

What is the function of the MP extension stop?

A

Prevents hyperextension of the MP and allows extensor Digitorum to extend the DIP joints

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14
Q

MP extension stop is positioned proximal to the PIP joints and should place the MP joints in approximately _____degrees of flexion

A

15

Can be removable

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15
Q

What is the MP extension stop indicated for?

A

Lumbrical weakness

16
Q

What is the function of the MP extension assist?

A

Assist MP extension

17
Q

Who is the MP extension assist indicated for?

A

Patients with the inability to extend fingers at the MP joints
Extensor Digitorum disruption
Lumbrical weakness

18
Q

True or false the MP extension assist should not interfere with ROM of the IP joints

A

True

19
Q

Where is the MP extension assist placed?

A

At PIP or proximal to it

20
Q

What is the function of the dorsal Interosseus assist?

A

Abducts index finger to assist prehension

21
Q

Who is the Dorsal Interosseus assist indicated for?

A

First dorsal Interosseus weakness

22
Q

Where should the dorsal Interosseus positioned?

A

Positioned proximal to the PIP joint of the index finger

23
Q

What is the function of the finger flatform?

A

Stabilizing the MP and IP joints e

24
Q

Who is the finger platform indicated for?

A

Patients with MP and IP joint weakness

25
Q

True or false

The finger platform is used to maintain range acquired by passive stretching during rehabilitation

A

True

26
Q

What is the function of the adjustable MP flexion control?

A

Mp extensor contratures e

27
Q

What is the adjustable MP flexion control indicated for?

A

Lumbricals weakness

28
Q

Where should the adjustable MP flexion control align!

A

Align with anatomical MP joints of index and ring fingers

29
Q

What is the function of the thumb adduction stop (C-bar)?

A

Statically holds thumb in abduction

30
Q

What is the thumb adduction stop indicated for?

A

Absence of active opposition

Tight thumb web space due to poor positioning or weak thumb abduction

31
Q

Where should the thumb adduction stop be positioned?

A

Positioned proximal to IP joint of thumb

32
Q

What is the function of the thumb IP extension assist?

A

Dynamically extends the IP joint of the thumb for better grasp position

33
Q

Who is the thumb IP extension assist indicated for?

A

Thumb extensor weakness

Extensor pollicis Longus or Brevis

34
Q

Where should the thumb IP extension assist loop be placed?

A

Loop should be distal to the IP joint but should not cover the thumb pad

Upper Extremity Orthotics (7 decks)

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