What is Intracoronal attachment?
An intracoronal attachment is one which is contained within the normal contours of the crown portion of a natural tooth. The placement of the attachment requires that the abutment tooth be restored with a full or partial coverage (3/4) crown.
What is a semi precision attachment?
A Semi-Precision attachment is fabricated by the direct casting of plastic, wax, or refractory patterns. They are considered “semi-precision” since in their fabrication they are subject to inconsistent water/powder ratios, burn out temperatures and other variables.
What are internal attachments?
An internal attachment (intracoronal direct retainer) is a type of precision attachment located within the normal contours of an abutment and functions to retain and stabilize a removable partial denture. The second component, patrix, is attached to the corresponding removable partial denture.
What is a precision attachment in dental?
In restorative dentistry, precision attachments are the functional mechanical parts of the removable partial denture made of plastic, metal or a combination of both.
What is Extracoronal partial denture?
The extracoronal resilient attachment system offers vertical resiliency and universal stress relief for use where a resilient prosthesis is indicated. The removable partial denture retained by these attachments provides esthetics, vertical resiliency, and easy replacement of worn attachments.
What is telescopic crown?
The telescopic crown is defined as an artificial crown fabricated to fit over a coping (1). Telescopic crowns have been used mainly in removable dental prostheses (RDP) to connect the dentures to the remaining dentition (2, 3).
Can partial dentures be permanent?
Partial dentures are a permanent but removable tooth replacement option. Partial dentures are a comfortable option for tooth replacement.
What is a Dolder bar?
Dolder Bar by Dr. E.J. Dolder of Switzerland. Bar and sleeve attachment for retaining removable partial dentures and overdentures. The pear, or ovoid, shape is used for a resilient prosthesis. The U-shape is for a rigid or non-resilient prosthesis.
What are abutment teeth?
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.