Transcript of Molded biocompatible and disposable pdms
- 1. MOLDED BIOCOMPATIBLE AND DISPOSABLE PDMS/SU-8 INKJET
DISPENSER Anas Bsoul*, Simon Beyer, Ali Ahmadi, Boris Stoeber,
Edmond Cretu, Konrad Walus The University of British Columbia,
Vancouver, CANADA Speaker: Chung- Wei Huang Advisor: Cheng-Hsien
Liu 2015.06.16
- 2. Outline Introduction Device fabrication Fabrication result
Result Conclusions
- 3. Biocompatible inkjet dispenser Introduction 3D printer
Introducing BCN3D Sigma - Independent Dual Extruder 3D Printer The
Dolomite Centre Ltd - Micro Droplet Systems Droplet generator
- 4. Introduction Droplet generator Operation issue: 1. Actuation
method 2. Actuation efficiency 3. Satellite droplets 4. Size
controllability 5. Contamination
http://physics.stackexchange.com/questions/53516/satellite-droplets-in-a-breaking-liquid-jet
Satellite droplets P. Ben-Tzvi, W. Rone, 2009 Contact mode
Piezoelectric Actuation Epson
- 5. Device Biocompatible PDMS/SU-8 inkjet dispenser: Low-cost
fabrication process Bio-compatible materials Hydrophobic SU-8
micro-nozzles to limit satellite droplet formation The capability
of printing hydrogel constructs A limited cross-contamination risk
Disposable Integration with other PDMS microfluidic systems
- 6. Device Fabrication
- 7. Device Fabrication Polyvinyl alcohol (PVA)
- 8. Fabrication Result
- 9. Experimental Setup
- 10. Results
- 11. Conclusions Inkjet dispenser Diameters ranging: 80-130 m
Rate: 2-1000 droplets/second Printing hydrogel structures and
arbitrary patterns Integration with other PDMS microfluidic chips
Applications: Multiple materials 3D printing Biochemical analysis
Cell-based assays
- 12. THANK YOU!