| 摘要 |
FIELD: medicine. ^ SUBSTANCE: invention relates to the field of dentistry and can be used to isolate a tooth from a wet environment during its processing. Matrix unit for dental treatment includes a matrix and at least one wedge, with a matrix made of soft elastic material is connected into a single unit with a rigid wedge, deformed with the possibility of restoring the previous form. The matrix is designed in the form of a circular plate or plate resembling a rocking chair, and the wedge is located on at least a part of the circumference of circular matrix, or at least along a section of curved bottom edge of the matrix resembling a rocking chair. ^ EFFECT: creation of a matrix unit comprising a soft elastic matrix easily inserted into interdental space, and a wedge connected with it, taking into account individual differences in anatomy of interdental spaces. ^ 9 cl, 13 dwg |
