A study predicts that in the future, a dentist would be able to print you a newly 3D printed artificial one in 6.5 minutes and this can be anti-bacterial too. The dental and medical 3-D printing sector is expected to grow by around 515 percent to $868 million by 2025, up from its current value of $141 million.
Source: http://health.economictimes.indiatimes.com/health-files/3d-printing-in-dentistry/1627