What does abutment mean in bridges?
Abutment. A retaining wall supporting the ends of a bridge, and, in general, retaining or supporting the approach embankment.
What is abutment in medical terms?
Medical Definition of abutment : a tooth or part of a dental implant to which a prosthetic appliance (such as a bridge or artificial crown) is attached for support A dental bridge, like a highway bridge …
How do you use abutment in a sentence?
Abutment sentence example
- The abutment towers are similar to the river towers.
- On the abutment towers the chains are connected by horizontal links, carried on rockers, to anchor ties.
What does abutment mean in dentistry?
Posted on: March 22, 2018. When your dentist installs your dental implant, the metal part that serves as a base for the crown is known as an abutment. It serves solely as a connector with one part attached to your jawbone, while the crown is fitted on the other end.
What is a castable abutment?
A castable abutment, also known as the University of California at Los Angeles (UCLA) abutment, is a prefabricated component, with or without a prefabricated cylinder, used to make a custom abutment for a cement-retained or screw-retained prosthesis.
What is the purpose of a abutment?
Abutments are used at the ends of bridges to retain the embankment and to carry the vertical and horizontal loads from the superstructure to the foundation, as illustrated in Figure 12.1-1.
What is the work of abutment?
Abutments support the ends of the bridge and transfer the loads from the superstructure into the ground. The abutments also support the bearing devices and the backwalls. Abutments are usually constructed of concrete.
Why is an abutment important to bridges?
Definition & Function of Abutment Bridge abutments connect the deck, or surface of the bridge, to the ground and help support its weight both horizontally and vertically. Longer bridges include additional abutments placed along the length, or span, of the bridge to provide necessary support at regular intervals.
What is a Variobase abutment?
Ryan Hamm, Information provided by Straumann USA. The Straumann® CARES® Variobase™ Abutment is a hybrid abutment with a titanium-alloy bonding base and customized zirconium dioxide coping, delivering the reliability of a titanium connection with the pleasing esthetics of a ceramic coping.
What is a Tibase abutment?
The abutment consists of a metal base that can purchased (ie. Ti base) or purchased and adjusted (titanium abutment) (Figure 1). The all-ceramic segment is then bonded to the metal base using resin cement, which is typically done in the laboratory.
