A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
A61C 9/00 (2006.01)
Patent
CA 2481388
A dental impression dam system (10) utilizing an open tray (12) forming a basin (26) for dental impression material (40). The basin (26) of the tray (12) includes a gap (28, 30) at an extremity of the same. A flexible band (34, 36) of porous material bridges the gap (28, 30) of the tray basin (26) and interacts with the dental material (40) to form unit. The flexible band (34, 36) adheres to the external wall portions (24) of the tray (12) when in place.
La présente invention concerne un système de prise d'empreinte dentaire (10) utilisant un porte-empreinte ouvert (12) formant une cuvette (26) recevant la matière d'empreinte dentaire (40). A l'une de ses extrémité, la cuvette (26) du porte-empreinte (12) comporte un intervalle (28, 30). Une bande souple (34, 36) en matière poreuse couvrant l'intervalle (28, 30) de la cuvette (26) du porte-empreinte entre en interaction avec le matériau dentaire (40) de façon à former une unité. La bande souple (34, 36) adhère aux parties extérieures de paroi (24) du porte-empreinte (12) lorsqu'elle est en place.
Fetherstonhaugh & Co.
Roetzer Patrick L.
LandOfFree
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