Intro to Upper Limb Prosthetics

Question 1

The frequency of upper extremity care is significantly lower than what one might encounter for other amputations. It will be important for the prosthetist to be well versed in all aspects of upper extremity care. It will require that the practioner make a special effort to keep up-to-date with current technology and protocols for treating the upper extremity amputee.

Answer 1

True

Question 2

There are two primary forms of grasp that we can make available to the patient: a cylindrical grasp and a pinch type grasp. The cylindrical grasp utilizes the thumb, second and third fingers in a three-jaw-chuck configuration.

Answer 2

False

Question 3

The goals in fitting a prosthesis for a partial hand opposition are:

Answer 3

• function
• opposition
• cosmetic appearance
• suspension

Question 4

In prosthetics, the term exoskeleton refers to:

Answer 4

The hard shell prosthetic construction.

Question 5

The basic transradial prosthesis consists of several components:

Answer 5

• the harness system provides suspension and activation of the terminal device
• the cabling system transmits power from the harness to the terminal device
• the forearm shell provides a rigid connection between the socket and their wrist unit
• the socket is the rigid interface between the patient’s residual limb and the rest of the prosthesis