Cari Fraley SPT, Soo Hyun Kim SPT, Kenneth McAdow SPT, Kelly ...

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Graduate   Category:  Physical  and  Life  Sciences   Degree  Level:  DPT   Abstract  ID#  982

 

NEW  TEACHING  MODEL  INCORPORATING  3D  RENDERING  AND  PRINTING  TO  SUPPLEMENT   HEALTHCARE  STUDENTS’  UNDERSTANDING  OF  ANATOMY    

Cari  Fraley  SPT,  Soo  Hyun  Kim  SPT,  Kenneth  McAdow  SPT,  Kelly  Overmyer  SPT,  Samantha  Rate  SPT,  Renee  Smith  SPT,  Robert   Sikes  PhD,  Alycia  Markowski  DPT   Ongoing  Research  

Background  

!  Assessment  of  produced  models  for  accuracy  and   reliability  will  include:   !  QualitaFve  and  quanFtaFve  comparison   of  models.   !   CompleFon  challenges    and  Fme   commitment  evaluaFon.   !  Survey  subjects  overall  saFsfacFon  with   the  process.  

! Understanding  cross-­‐secFonal  anatomy  is  important   in  interpreFng  medical  images  such  as  magneFc   resonance  imaging  (MRI).1  Unfortunately   interpreFng  three-­‐dimensional  (3D)  relaFons  from   two-­‐dimensional  (2D)  images  is  one  of  the  most   difficult  skills  to  learn  and  teach.2  

Purpose  

! To  enhance  physical  therapy  students’  educaFon  of   anatomy  and  pathology  by  creaFng  a  learning   process,  using  easily  accessible  computer-­‐aided   design  (CAD)  soOware  and  low  cost  3D  prinFng   technology  to  independently  create  a  virtual  3D   model  of  structures  from  a  series  of  MRI  slices.  

Figure  2:  Hydrocephalus  MRI  Outline   created  with  Adobe  Illustrator  

Figure  3:  Outlines  from  Hydrocephalus  MRIs  Extracted   Conclusions   and  Merged  in  AutoDesk  AutoCAD  SoVware   !  It  is  feasible  for  student  to  create  3D  models  of  MRI  

structures  using  easily  accessible  soOware.     !  It   i s   e xpected   t hat   t he   a cFve   l earning   p rocess   w ill   Descrip=on/Methods     result   i n   g reater   d epth   o f   u nderstanding   r elaFons   ! Determine  the  most  appropriate  soOware  to  serve  the  purpose  of  our  project.   between   a natomy   a nd   f uncFon   w hen   v iewing   Document  the  process  for  use  by  other  students  (Figure  1).   medical   i maging. ! Recruit  student  subjects  to  independently  aeempt  to  complete  this  process  using   !  Further   w ork   i s   n eeded   t o   a nalyze   t he   f easibility   a nd   documented  procedures.     value   o f   t he   p rocess   a s   a   l earning   t ool.   ! Develop  a  survey  to  administer  to  the  students'  to  assess  the  effecFveness  and  value   of  the  direcFons  and  the  process.  

 

Outcomes  

Figure  1:  Steps  for  Development  of  Learning  Process  to   Date  

!  SoOware  accessible  to  students  has  been  idenFfied  and  an  instrucFonal  process   created.   !  IdenFfied  Adobe  Illustrator  as  the  most  accessible  soOware  that  is   compaFble  with  imporFng  images,  rendering,  and  prinFng.     !  IdenFfied  AutoDesk  AutoCAD  soOware  over  AutoDesk  Inventor  due  to   availability  and  Mac  compaFbility,  and  SketchUp  due  to  lack  of  efficient   curve  tool.   !  Developed  and  documented  step  by  step  instrucFons  for  students  to  outline  areas  of   interest  in  series  of  MRI  images  with  Adobe  Illustrator  (Figure  2).   !  Developed  and  documented  step  by  step  instrucFons  for  students  to  import  their   outlines  into  AutoCAD,  extract  the  images  and  create  virtual  3D  solid  body  models  for   viewing  and  3D  prinFng  (Figures  3  and  4).    

Acknowledgments:  This  study  was  supported  by  Northeastern  University  Center  for  Advancing  Teaching  and  Learning  Through  Research.  

Figure  4:  LoVed  3-­‐D  Rendering  of  Outlines   Superimposed  on  Hydrocephalus  MRI  Slice  

References:  (1)  Billis,  E,  Foster,  N,  Wright,  C.  Reproducibility  and  repeatability:  errors  of  three  groups  of  physiotherapists  in  locaFng  spinal  levels  by  palpaFon.  Manual  Therapy.  2003;  8:  223–232  (2)  Noguera  J,  Jimenez  J,  Osuna-­‐Perez  M.  Development  and  evaluaFon  of  a  3D  mobile  applicaFon  for  learning  manual   therapy  in  the  physiotherapy  laboratory.  Computers  &  Educa6on.  November  2013;  69:96-­‐108