7/21/2019 Senior Capstone Poster Summary

1/1

Let the Man Eat!Assistive eating device for client with Charcot-Marie-Tooth DiseaseJennifer Kohler, Brian Leap, James Maguire, GraceWarkulwiz, Evan Witmer

Department of Biomeical Engineering, !enn "tate #niversit$

Charcot-Marie-Tooth disease(CMT), one of the most commonneurological disorders in the", a#ects the $eri$heralnerves and results in loss of%ne motor s&ills As the disease$rogresses, hand and wristmuscles wea&en and $atientsoften lose the a'ilit to $erformeverda tas&s such as eatinginde$endentl

Mart ester has 'een livingCMT for all of his life *e hasall feeling and control of%ngers and wrists Des$ite disa'ilit, he wants to conteating as inde$endentl $ossi'le Mart currentl usdevice from a $revious "tate senior design grou$This device wor&s li&e a

'all-$oint $en - with eachclic& of the 'ottom 'uttonon a surface, the utensilrotates degrees in onedirection Current$ro'lems include a lac& ofdura'ilit as well asutensil versatilit andsecurit

. /ntroduce a new rotational mechanism to

increase dura'ilit0 Acce$t a wider range of silverware

1 /ncrease securit of utensil in device

.

0

1

+ro'lem Meet Mart and *is +ast Device

2'3ectives

. Ca$

+in with foaminsert andclindrical 'loModi%ed 2uteCasing4oller 5heel

Legend

/m$roved ease ofuse through rollerwheel mechanism

Added additionalmaterial to theouter shell forincreased comfort

while eating

Com'ined twocom$onents intoone long $in toincrease versatilitof acce$ta'leutensils

/ncluded medicalfoam insert tosecurel holdutensils

Added Dcem toroller wheel forincreased friction

ur "olution

alsis and 4esults Conclusion and Customer "atisfaction

Ac&nowledgementsWe would like to thank our sponsor Dr. Everett Hills andMarty Kester, as well as Jana Poole, Nancy Lokey, and Keaulieu !or all o! their assistance with this pro"ect.

0

1

Design "$eci%cati

Durability testing of the newdevice using a screw gun:rotated the device ~2,000

times without failure

6ailure modes anal7ed8

Com$onent stress due torotation

9rea&age or sli$$ing of Dcem

6oam securit

6riction 'etween 'loc& andwheel

:ersatilit of utensil width andthic&ness

;ame ofTest

Ease ofrotatio

n

Ease ofinsertion