Capsules for tooth-restoring materials

Details Capsules for tooth-restoring materials Capsules for tooth-restoring materials

1989-06-01

1991-06-25

Mancene, Gene

Dentistry

Apparatus

Having intra-oral dispensing means

222136, 206222, 206 635, 604 87, A61C 504

Patent

active

050262831

ABSTRACT:
A capsule for a tooth-restoring material includes a cylinder containing therein the predetermined amount of a powder component of the tooth-restoring material and fitted at its rear end with an extruding plunger; a breakable package held in front of an extreme end opening in the cylinder, the package containing therein an amount of a liquid component of the tooth-restoring material and having its cylinder-facing side formed of a weak material; and a member for holding the package having a nozzle at its outermost end; wherein at a position of the plunger corresponding to the extreme end opening in the cylinder is provided a member capable of breaking through the package of a size small enough not to close up the opening and the nozzle, when the plunger moves to and reaches the package-holding member.

REFERENCES:
patent: 2754590 (1956-07-01), Cohen
patent: 3595439 (1971-07-01), Newby
patent: 3684136 (1972-08-01), Baumann
patent: 3739947 (1973-06-01), Baumann et al.
patent: 4064879 (1977-12-01), Leibinsohn
patent: 4159570 (1979-07-01), Baskas et al.
patent: 4648532 (1987-03-01), Green

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