156B Week 9

Overview of Status of Analysis, Design, Fabrication, Tests, etc.

• • All parts have arrived, pump on the way and all pressure fittings shipped and arrived

  • Fabrication that needs to be done: Assemble carbon fiber trays, set up pressure system, cut foam for 2nd tray

  • Need to test air pockets for performance before use

Accomplishments from Previous Week

• • All parts shipped and ready to be fabricated

  • Report and website updated

Goals for Next Week (list names after each item). Use specific and measurable objectives.

• • Finish completely fabricating both patient set up systems (All)

  • Set up time to test radio attenuation and surface dispersion of completed product (Kevin)

  • Test and set up pressure system for air pockets (Johnathan)

  • Continue work on report and website (Daniel)

  • Purchase hooks to mount carbon fiber tray in patient room when not in use (Sanil)

Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)

• • N/A (No sponsor meeting)

Instructor Comments from Last Meeting and Actions Taken to Address these Comments  (indicate date of comments and if via email or in person)

• • N/A (No instructor meeting)

Comments from Other Students in the Class (indicate date of comments and if via email or in person)

• • Waiting on comments on report after swap (Will be updated on Tuesday)

Risks and Areas of Concern

• • Testing pressure system with pump, purchased a regulator to limit PSI flow into air pockets

Schedule

• • Updated Gantt chart.

Budget (list amount spent and amount remaining)

• • $7000 original budget

    • $230 spent on foam

    • $100 spent on prototype materials

    • $2050 for 3 air bladders

    • $104.85 for two urethane mattress covers

    • $1751.12 for 2 trays

    • $196 on L brackets

    • $146.32 for epoxy to attach tray panels   

    • $513.09 estimate for all required plumbing and fittings (to be purchased on 5/23)

  • $1908.62 left in budget (accounting for $513.09 in plumbing costs)

    • Items that remain: 

      • One electric air pump (looking to be around $100)

      • Head Donut and Knee positioner (more expensive than they should be ~$100 and ~$400 respectively)

Progress on Report and Webpage

• • 75% completion on both report and website, waiting on final measurables from product testing