The Form Labs Form4B utilizes masked stereolithography to create high-resolution 3D prints with layers 25 - 200 microns thick at a resolution of approximately 50 microns. A variety of materials are available, including clear and dental materials, which have some level of biocompatibility.
Manufacturer: https://formlabs.com/
Rice University Fee: $2/hr + $0.25/ml of material
Non-Commercial/Academic Fee: $3.20/hr + $0.40/ml of material
Corporate/Commercial Fee: $10/hr + $1.25/ml of material