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Flashcards in Week 3 Deck (24)
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0
Q

What is the self-suspending olecranon trimline?

A

1/2-1 inch

1
Q

What is the rigid olecranon trimline?

A

1/2 in

2
Q

How much less is the PML compared to the ML across the epicondyles?

A

3/8-1/2 less

3
Q

For a long residual limb flexible hinges socket what are the distinguishing features?

A

Olecranon is encased and protected
Flared edges
Flat against ulna

4
Q

Hat are the distinguishing features of the long self suspending socket?

A

Flat against ulna

Olecranon protected

5
Q

For the self suspending short socket, what is the angle the channel is at?

A

45 degrees

6
Q

What angle should the elbow be at for the short self suspending socket?

A

60-70 degrees

7
Q

How much should you take away from the channel for the epicondyles for a short self suspending socket?

A

3/16 inch less

8
Q

For a short self suspending socket, how much is taken away from the PML?

A

3/8-1/2 inch less

9
Q

What maintains suspension in extension?

A

A generous flare

10
Q

How much is the anterior trimline reduced at the cubital fold?

A

1/8inch

11
Q

How much is the olecranon built up?

A

3/16-1/4 inch

12
Q

How much is added to the buildup distal to the cubital fold?

A

1/4in

13
Q

How much is added to the end of the bone ends?

A

1/8inch

14
Q

How much do you take away from the proximal sides of the radius and ulna right before the flare?

A

1/8-3/16 inch

15
Q

How much do you build up the epicondyles?

A

1/8-3/16 inches

16
Q

Which side do you keep flat?

A

The ulnar side

17
Q

What should be flattened on a wrist disarticulation modification?

A

The proximal anterior by the cubital fold

18
Q

How much should the epicondyles be built up on a wrist disarticulation mod?

A

1/8-3/16 inch

19
Q

What should be done on a wrist disarticulation mod that will help control sup/pronation?

A

Pinch radius and ulna to create a screwdriver shape

Lateral should be flatter than medial

20
Q

How much pre-flexion should be added to a wrist disarticulation and long BE?

A

0-5 degrees

21
Q

How much should the elbow be pre-flexed for a mid length BE?

A

10-15 degrees

22
Q

How much should the elbow be pre-flexed for a short BE?

A

15-25 degrees

23
Q

How much should the wrist be canted?

A

3-5 degrees