Classification of Overdentures
Classification of Overdentures for Implants are:
1. Bar overdenture
2. O-ring overdenture
Common complication for bar overdenture is clip fracture. While in O-ring overdenture is rubber ring damage.
A bulky denture can develop from the bar and clip in Bar overdenture. It is not indicated for insufficient occlusal clearance.
O-ring has simple clinical and manufacturing procedure. It is not indicated if the insertion angle between the implants is completely out of the line.
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