Quail Egg Embryo Extractor April 2016 Team Members: Alex Arnold, Josh Lake, Robert Lesanovsky, Anne Ng, Samuel Rasmussen, Sam Sanford Faculty Advisor: Dr. Nathalie Neve Sponsor: Children’s Cancer Therapy Development Institute
Objective ● Primary goal: ○ Develop device safely removes embryo of a quail egg for cancer research ■ Extraction rate > one egg/ minute ■ High success rate ~90% (current: ~50%) ● Adjustable for varying egg sizes ● Should be cleaned weekly and maintained annually ● Easily operated
Designs
a. b. c.
Handheld prototype Handles Piston Tension springs Tubings Suction cups
Vacuum pump
Suction Cups
Results
Customer Feedbacks ● Main concern: sanitary! ○ Components withstand high temp. ~ 120 C ○ Must conform to biosafety level 2 requirements Hirayama sterilizers hve 50
Other Issues ● Vacuum suction ○ Albumen into valves ○ Piston not providing proper suction ● Leaks in vacuum seals ○ Porous 3D printed parts
Next step ● Vacuum ○ Additional valves--change suction to compression ○ Filter or trap in case of egg breakage (e.g. syringe filters) ● Puncturing device ○ Design/ materials: carbon steel ○ Incorporate with handheld device ● Material selection ○ Suction cups: silicone (withstand high temp.) ○ Components: acrylic
‘Til next time
Q & A
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