OPCA 1075 - Upper Extremity Prosthetic Theory and Fabrication

1. Anatomy and biomechanics
   a. upper-limb skeletal landmarks
   b. anatomical impact of upper-limb amputation
   c. congenital limb difference
   d. upper-limb biomechanics
2. Upper-limb prosthetic design variations
   a. structural systems: endoskeletal and exoskeletal
   b. power sources: body-powered, external power, hybrid, passive
   c. terminal devices, including voluntary opening and closing, hooks and hands
   d. transradial socket variations - wrist disarticulation -distal to the condyles with harness suspension, self-suspending: NYU-Muenster, Ottobock, Northwestern
   e. wrist unit componentry
   f. harnessing: transradial figure-of-8 and figure-of-9
   g. transhumeral design with positive-locking elbow for body-powered devices; transhumeral harness
   h. cable systems
3. Safety
   a. lab safety procedures and safe work practices
   b. safe use of tools and equipment
   c. handling and storage of materials and resins
4. Medical terminology and measurement
   a. medical terminology related to upper-extremity prosthetic treatment
   b. prosthetic measurement chart: data collection and interpretation
5. Initiate the Treatment Plan: Upper-extremity prostheses
   a. patient information and physical assessment data
   b. component selection based on work order and prescription
   c. suspension selection
6. Implement Treatment Plan: Fabrication of a long transradial prosthesis
   a. negative casting
   b. positive plaster model with Category I and II modifications
   c. diagnostic socket fabrication, including vacuum forming
   d. alignment of the transradial prosthesis
   e. lamination of the definitive prosthesis
   f. fabrication of figure-of-8 harness, triceps cuff, and hinges
   g. fabrication and routing of Bowden cable
   h. finishing, assembly, and verification of prosthesis function in all planes of motion
7. Cosmetic options

1. identify anatomy and amputation levels of the upper-limb amputee. (C.1.4)
2. practice sound judgment regarding safety of self and others. (A.1.2)
3. demonstrate safe and appropriate use of tools. (C.1.7, C.4.0, C.4.1)
4. demonstrate safe and appropriate use of equipment. (C.1.7, C.4.0, C.4.1)
5. adhere to safety procedures and practices throughout the fabrication process. (A.1.2, C.4.0, C.4.1)
6. communicate using medical terminology. (C.1.4)
7. review physical assessment information in the treatment plan. (C.2.1)
8. interpret the prosthetic measurement chart. (C.2.1-4)
9. confirm physical assessment data is adequate to implement the treatment plan. (C.2.2)
10. determine fabrication and technical criteria from the treatment plan. (C.2.1, C.3.1)
11. select components based on the work order. (ABC, C.8.6.1.c)
12. prepare negative molds/impressions. (ABC)
13. fill negative molds/impressions. (ABC)
14. complete positive model rectification, Category I and II. (ABC, C.8.5.5.d)
15. prepare positive models for transradial prosthetic fabrication. (ABC)
16. implement prosthetic treatment plan. (C.4.0)
17. fabricate diagnostic sockets.
18. align a transradial prosthesis. (C.8.6.1.e)
19. identify terminal device componentry, and types
20. identify wrist componentry and features
21. identify elbow/shoulder components
22. describe the designs and principles of transradial prosthetic design, including passive, exoskeletal and endoskeletal. (C.8.6.1.a.1-6)
23. fabricate a long transradial exoskeletal prosthesis with figure-of-8 harness, triceps cuff with flexible hinges, and Bowden cable.
24. fabricate transradial cosmesis.
25. verify function of a prosthesis in all planes of motion. (C.3.2)

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