Myoelectric Control Systems Flashcards
1
Q
In below-elbow amputees, what muscles do you use to open and close the terminal device?
A
Wrist extensors to open the device and wrist flexors to close the device
2
Q
Myoelectric device vs body-powered device: which requires more body movement to operate
A
Body-powered
3
Q
In above elbow amputees, what muscles are used to flex and extend the elbow, and what muscles are used to open and close terminal device?
A
Biceps flexes elbow and close the device.
Triceps extends elbow and open the device.
4
Q
Myoelectric device vs body-powered device: which has higher sensory feedback?
A
Body-powered device
5
Q
In above elbow amputees, how do you switch from controlling the elbow to controlling the hand?
A
Co-contracting the biceps and triceps
