Open-Source 3D Printed Foot Prosthesis Dr. Sarah Oman Team 18F04 - PowerPoint PPT Presentation

Open-Source 3D Printed Foot Prosthesis Dr. Sarah Oman Team 18F04 10/15/2018 Abdulwahab Zaidan (team manager) Ali Abdullah (secretary / document manager) Omar Alajmi (budget liaison) Salman Malallah (website developer) 1

Project Description ● Team goal: - Our team goal is to create and design an 3D printed foot prosthesis leg for below-knee amputees that easy to install and remove, inexpensive, and reachable. ● Stakeholders: - E-nable Company ● Sponsor - Northern Arizona University. [1] [2] Salman 2

B LACK BOX MODEL Salman 3

F UNCTIONAL M ODEL Abdulwahab 4

D ESIGNS C ONSIDERED (1) Air Seahorse Advantages Disadvantages Advantages Disadvantages Adjustable height Expensive Athletic use Hard to build Easy to build Heavy Bio-inspired One height (ABS, Carbon Fiber) Light weight Not comfortable Comfortable Maintenance Adjustable to Not for daily use required weather Abdulwahab 5

D ESIGNS C ONSIDERED (2) Spider web Crutch Advantages Disadvantages Advantages Disadvantages Adjustable height Heavy Light weight Hard to build Comfortable Multiple parts Comfortable Can’t withstand 200LB Easy to Build Bio-inspired Must be cleaned Abdulwahab 6

D ESIGNS C ONSIDERED (3) Gate Wall Versatile Advantages Disadvantages Advantages Disadvantages Adjustable height Hard to Install Weather adjustable Several parts Multiple uses Hard to use Comfortable Heavy weight Easy to install Age restriction Daily use Must be cleaned Abdulwahab 7

Customer Requirements vs Engineering Requirements CR’S ER’S • Below Knee • Below Knee • Holds up to 200 lb adult • Prosthetic leg must holds up to male 200lb • Can be printed in any 3D printer • Must be printed from 3D • Must weight at most 7lb printer • Limited filament materials (ABS, • Weights 7 lb at most HIPS, Carbon Fiber) • Limited filament • Fits different height ranges from materials 5’-0”till 6’-5” • Fits different height sizes • Resistant to weather • Comfortable • Free age uses from 13 and higher • Safety • Does not damage the person leg • Comfortable to wear and use Ali 8

P UGH C HART Table 1: Pugh Chart Ali 9

D ECISION M ATRIX Table 2: Decision Matrix Ali 10

D ESIGN S ELECTED Crutch Versatile Ali 11

S CHEDULE Omar 12 Figure 1&2: Gantt Chart

B UDGET Estimation Based on : 1. Labor. 2. Materials. ( ABS & Nylon, ABS, Carbon fiber, Nylon ) 3. Renting the 3D printer. Minimum $1000 / Maximum $5000 [ 3 ] Omar 13

References [1]“Man with Left Leg below Knee Amputation Is Using a Wheelchair.” 123RF , www.123rf.com/photo_68480340_stock-vector-man-with-left-leg-below-knee-amputation-is-using-a-whee lchair.html. [2] Witt, M. (2018, August 29). In with the new: NAU welcomes two new deans. Retrieved from http://www.jackcentral.org/news/in-with-the-new-nau-welcomes-two-new-deans/article_3bc2e738-c5ea-59 e0-bc98-7cdc5162d216.html [3] 3D Printing Service - Dream | Design | Deliver - Stax3D printing. (n.d.). Retrieved from https://stax3d.com/ Omar 14

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