Day 3- Thumb Immobilization Orthoses

Question 1

CMC splint, thumb spica splint, and gauntlet splints are other names for what kind of splint?

Answer 1

Thumb Palmar Abduction Immobilization Orthoses

Question 2

4 purposes of the Thumb Immobilization Orthoses?

Answer 2

1. rest
2. immobilize
3. protect
4. position

Question 3

T/F on a Thumb Immobilization Orthoses, typically the CMC and MCP are immobilized whereas the IP joint is free to move

Answer 3

True

Question 4

What is the function of the opponens bar on a Thumb Immobilization Orthoses

Answer 4

stabilize the area around the CMC

Question 5

Where is the C bar located on a Thumb Immobilization Orthoses?

Answer 5

Area between the first webspace

Question 6

What is the function of the thumb post on a Thumb Immobilization Orthoses?

Answer 6

an extension of the C bar that goes up to the MCP but can include the IP

Question 7

Palmar abduction facilitates what kind of pinch?

Answer 7

lateral pinch

Question 8

Radial abduction facilitates what kind of pinch?

Answer 8

pad to pad

Question 9

With a Thumb Immobilization Orthoses, how much wrist extension is typical?

Answer 9

15-20*

Question 10

When strapping, what is the difference between the hook and the loop?

Answer 10

hook is the hard side that goes directly onto the splint

loop is the soft side

Question 11

What areas of the splint usually get a 1 inch strap?

Answer 11

thumb (IP), MCPs, metacarpals

Question 12

For a Thumb Immobilization Orthoses pattern, what anatomical landmarks would we mark?

Answer 12

2nd and 5th metacarpal heads
Thumb IP on the lateral side
Ulnar and Radial Styloid
2/3 down the FA on both sides

Question 13

What position would we like our clients in for a Thumb Immobilization Orthoses?

Answer 13

40-45* palmar abduction

15-20* wrist extension