156B Week 4

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

• • Pill idea being designed and printed

  • Testing the shaft mechanism and printing models to build a prototype

Accomplishments from Previous Week

• • Began building the section of the pill idea

  • Sponsor obtained disposable bronchoscope, was able to see inside of control body and the pulley mechanism inside the control arm

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

• • Finalizing design and continue prototyping of pill idea (Mark & Gio)

  • Building and designing shaft mechanism to bring to sponsor meeting by Wednesday, April 25th (Matt & Eric)

  • Prepare brief introduction of a foldable rob idea (Eric)

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

• • Has to be one detachment move performed one person (in person, 4/17)

  • Detachment mechanism preferences (in person, 4/17)

    • Press button, then detach (horizontal or vertical)

    • Simplicity

  • For pill design, can use an electrical method to release pill from elevator/claw (in person, 4/17)

    • Solenoid

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

• • For Eric's idea, how feasible is it for one doctor to perform (need multiple people?) (in person, 4/16)

  • Eric's idea is simple, just need feedback from the sponsor (in person, 4/16)

  • For pill idea, only concern is an attachment (in person, 4/16)

    • Can magnets work?

  • For pill idea, something that the pills can snap into and lock (in person, 4/16)

  • A semi-circle

  • Something else that can push the pills back out and free them

  • Pins/attachment in the vertical plane, instead of horizontal pins

  • Table pin (what Matt thought about from before) (in person, 4/16)

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

• • N/A

Risks and Areas of Concern

• • Fitting the shaft in the insertion tube to cause a rotation of the distal tip

  • Pill method easily detached and reattached

Resources or Information Required but not Available

• • Although a bronchoscope was obtained by the sponsor, the sponsor needs a prototype to get another for the group

Schedule

• • Describe upcoming milestone

  • Update Gantt chart.

Budget (list amount spent and amount remaining)

• • Amount spent: $91

  • Amount remaining: $1409

Progress on Report and Web page

• • The “Impact on Society” section has been drafted and added to the report