Wrist & Hand Flashcards
Distal Radioulnar joint resting position
10 deg supination
Distal Radioulnar joint closed pack position
5 deg supination
Distal Radioulnar joint capsular pattern
Pronation/Supination
Radiocarpal joint articulations
Radius and Scaphoid/Lunate angles 15-20 deg toward Ulna
Load Bearing with TFCC
60% Radius
40 % Ulna
Load Bearing without TFCC
95% Radius
5% Ulna
Radiocarpal joint resting position
Neutral w/ slight U.D.
Radiocarpal joint closed pack position
Extension w/ R.D.
Radiocarpal joint capsular pattern
Flexion and Extension
Intercarpal joint resting position
Neutral or slight flexion
Intercarpal joint closed pack position
Extension
Intercarpal joint capsular pattern
NONE
Midcarpal joint resting posiiton
Neutral or slight flexion w/ U.D.
Midcarpal joint closed pack position
Extension w/ U.D.
Midcarpal joint capsular pattern
Equal flexion and extension
Carpometacarpal joints
Thumb is saddle joint w/ 3 DOF
2nd-5th are plane joints
CMC joint resting position
Thumb = midway b/w ABD&ADD and b/w flex&ext Fingers = midway b/w flex&ext
CMC joint closed pack position
Thumb = opposition Fingers = flexion
CMC joint capsular pattern
Thumb = ABD, extension Fingers = equally limited in all directions
MCP joint resting position
slight flexion
MCP joint closed pack position
Thumb = opposition Fingers = flexion
MCP joint capsular pattern
flexion and extension
IP joint resting position
slight flexion
IP joint closed pack position
full extension
IP joint capsular pattern
flexion and extension