A 71-year-old man requests restoration at #18-20 (Fig.1).  Since the total mesiodistal distance for #18-20 is 18 mm, splinting the three-units (2 of 1-piece implants) should be a sound treatment option.

BEB

Xin Wei, DDS, PhD, MS 1st edition 08/24/2016, last revision 08/24/2016