A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
A61C 8/00 (2006.01)
Patent
CA 2463730
The invention relates to components for an improved system for pick-up impression making at a dental implantation site, comprising an abutment, an abutment replica and an impression coping. The invention also relates to a series of abutments and to a set comprising an abutment and an impression coping. The impression coping (201) is having a through passage extending from a coronal end to an apical end of the impression coping and comprising an abutment surrounding region (203) for surrounding said said abutment (1), wherein said abutment surrounding region (203) having a coronal end (206), an apical end (240) and an inner wall (207, 208), said inner wall (207, 208) comprising at least one abutment contact surface (243) for contact with said abutment (1), and at least one space forming surface (244) to be spaced apart from said abutment in order to provide a space between said space forming surface (244) and said abutment (1).
L'invention concerne des composants d'un système amélioré destiné à la prise d'empreinte d'un site d'implantation dentaire et comprenant un support, une réplique de support et un dispositif de copiage d'empreinte. L'invention concerne également une série de supports et un ensemble comprenant un support et un dispositif de copiage d'empreinte. Le dispositif de copiage d'empreinte (201) présente un passage qui s'étend de son extrémité coronale à son extrémité apicale et comporte une zone (203) qui entoure ce support (1), cette zone (203) ayant une extrémité coronale (206), une extrémité apicale (240) et une paroi interne (207, 208). Cette paroi interne (207, 208) comprend au moins une surface de contact (243) destinée à être mise en contact avec ce support (1), et au moins une surface formant un espace (244) devant être espacée de ce support pour créer un espace entre cette surface formant un espace (244) et ce support (1).
Engstroem Kent
Halldin Anders
Astra Tech Ab
Fetherstonhaugh & Co.
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