1. Development of Depth Gage Instrument Brian Cost Justin Johnson Tyler Kibbee January 15, 2007

2. Clarification of Project Description Design, build and test an improved depth gage instrument for a variety of orthopedic surgeries Achieve bi-cortical fixation using a compression stopper Ergonomic Grip Ease of use for surgeons Accuracy Proper depth and correct size screw used

3. Innovation Workbench Concept Map

4. Current Status Obtained 2 existing gages Reverse engineer in SolidWorks 5 concept ideas for gage tip Expandable head Weekly conference calls setup Advisor: Derek Lewis, Director of Engineering Progress updates, new ideas

5. Tip Demonstration Before Compression After Compression

6. Lever Demonstration Before Compression After Compression

7. Current Depth Gage Design

8. Project Timeline Competitor products Identify weaknesses Developed expandable head on gage SolidWorks 7.0 3D modeling Revise 3D models with advisor Create Model Simulation SLA plastic prototype Quick, cheap prototype for visual inspection 1 st SLA deadline: 2/22/08 Prototype contract Prepare for FDA approval Might not be before 4/22/08

9. Similar Products

10. Maude Database Results Companies cited for depth gauge malfunction: Synthes Stryker Spine Bordeaux Zimmer, Inc. Smith & Nephew Richards, Inc. Smith & Nephew, Inc. OSTEOMED

11. Future Work Produce initial models Revision process Print SLAs Continue conference calls to share ideas and check in with our progress Choose material composition. Order sawbone models of hand and foot

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13. Resources http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=226396 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=226396 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=156110 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=156110 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=115466 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=115466 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=66762 http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfMAUDE/ Detail.CFM?MDRFOI__ID=66762 http://www.gsource.us/catalog.php?family=828 http://www.orthohelix.com/SYN/EN/6629/Homepage_templat e.aspx http://www.orthohelix.com/SYN/EN/6629/Homepage_templat e.aspx

14. Questions?