Restoration of Dental Implants

Question 1

what are the 2 types of implant retained prosthesis

Answer 1

removable
fixed

Question 2

what 2 impression techniques are used

Answer 2

open tray
closed tray

Question 3

what are the benefits of open tray impressions

Answer 3

colour coded components corresponding to prosthetic connection
high precision impression
clear-cut tactile response for positioning
guide screw tightened by hand or screwdriver

Question 4

what are the benefits of the closed tray impression

Answer 4

colour coded components
no additional preparation of tray
high precision impression
clear-cut tactile response for accurate positioning