Science
Researchers develop method to 3D print zirconia dental crowns in under 30 minutes
University of Texas at Dallas engineers cut the post-printing debinding process from up to 100 hours to minutes, paving the way for same-day permanent dental work.
The short version
- University of Texas at Dallas researchers created a process reducing the post-printing debinding phase for 3D-printed zirconia restorations from 20-100 hours down to under 30 minutes.
- The advance could enable dentists to provide custom, high-strength permanent zirconia crowns to patients in a single appointment.
- The project received a $550,000 National Science Foundation grant for commercialization efforts, though the technique still requires clinical validation and regulatory clearance.
Key facts
- Researchers at the University of Texas at Dallas developed a method that reduces the debinding time of 3D-printed zirconia dental restorations from between 20 and 100 hours down to under 30 minutes.[ScienceDaily]
- The technique combines porous graphite felt reaching temperatures over 2,550 degrees Fahrenheit, improved heat transfer, and a vacuum system that removes resin gases without cracking the zirconia structure.[ScienceDaily]
- The findings were published in the peer-reviewed journal Ceramics International.[ScienceDaily]
- The research team received a $550,000 National Science Foundation Partnerships for Innovation grant to commercialize the system in collaboration with Pan-AM Dental Laboratory, 3DCeram Sinto Inc., and prosthodontist Dr. Amirali Zandinejad.[ScienceDaily]
What remains uncertain
- The timeline for commercial availability remains undetermined pending clinical validation trials and regulatory approval.[ScienceDaily]
Sources
- The dental crown of the future could be 3D-printed while you waitScienceDaily - Health