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A-ball

Ball & socket stud type attachment


A-ball is a ball & socket stud type attachment very easy to use, economical and versatile; it is suitable either for simple restorations or for overdentures on implants. Available in Micro and Supermicro size, A-ball offers matrices with three color coded degrees of retention. The matrix housing retained in the framework allows the matrices to be easily replaced also at chairside. The calcinable plastic patrices of different shapes permit their positioning both in extension or intraradicularly.

A-ball, the easiest ball & socket dental attachment international available on the market.
  • Does not require exact parallelism
  • Frictional retention
  • Radicular snap
  • Three shapes of the patrix: ball, right bar and rounded bar
  • Three colour coded matrices for three retentive strengths (lightest to strongest): transparent, white, yellow.
  • Can be used with or without the metal housing

Features  
Matrix Patrix
  • Three retentive strengths: light, standard and high
  • One housing that can or can not be used to hold the matrix in the framework
  • Two sizes: micro (ø 2,21 mm) and supermicro (ø 1,71 mm)
  • Three shapes: bar, rounded bar and sigle ball

 

Usage advices  
Indications Fixation
  • Lower and upper partial dentures
  • Free-end and/or bounded restorations
  • Unilateral and bilateral dentures
  • Overdenture bars
  • Overdentures on radicular caps

MATRIX: fitted directly in the framework or in its housing retained in the removable partial denture
PATRIX: waxed and cast with a coping or bar pattern













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