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Peripheral intravenous (IV) therapy is used in numerous medical situations to deliver medicine or other fluids directly into a vein. Venous catheters used in these procedures break the skin barrier and prevent the wound from closing, providing an area that can be easily infected. It is important that the IV system is changed every 72 to 96 hours to decrease the chances of infection. A colorimetric time indicator needs to be developed to ensure that the IV system is changed regularly.

From left to right: Ali Johnson , Zeyang Li, Nick Anderson, John Cheadle
The team has ordered materials.
The team is currently waiting for the materials to come.

Solidworks model of the final prototype
| Week | Reporting Period Beginning | Activities |
|---|---|---|
| 1 | September 4 | Choose project and team positions, contact client |
| 2 | September 11 | Background research and brainstorming ideas |
| 3 | September 18 | Meet with client, background research, preliminary PDS |
| 4 | September 25 | Patent research and decide on design alternitives |
| 5 | October 2 | Decide on design alternitives |
| 6 | October 9 | Prepare for midsemester presentation and paper |
| 7 | October 16 | Finish paper and order materials |
| 8 | October 23 | |
| 9 | October 30 | |
| 10 | November 6 | |
| 11 | November 13 | |
| 12 | November 20 | |
| 13 | November 27 | |
| 14 | December 4 | |
| 15 | December 11 |
| Mid-Semester PowerPoint Presentation (Oct 15 2009, 3162 kb) | |
| Mid-Semester PowerPoint Presentation -PDF version (Oct 20 2009, 4163 kb) | |
| Project Design Specifications (Oct 21 2009, 78 kb) | |
| Team 2 mid-semester paper (Oct 21 2009, 481 kb) |