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Dental wedge
专利权人:
发明人:
Craig Mathew Erskine-Smith
申请号:
US14371939
公开号:
US09572635B2
申请日:
2013.01.09
申请国别(地区):
US
年份:
2017
代理人:
摘要:
A dental wedge (10) having a wedge body (11) and a gripping portion (12). The wedge (10) also has a longitudinal axis (13). The body (11) extends from a first end (14) to a second end (15), with the gripping portion (12) attached to the first end (15). The body (11) is constructed of at least two longitudinally extending layers. In one embodiment there are three layers, a first longitudinally extending layer (16), and second longitudinally extending layer (17) and a third longitudinally extending layer (18). The layer (17) is located between the layers (16, 18). In one embodiment the layers (16, 18) are formed of a softer material than the layer (17). In an alternative embodiment the layers (16, 18) are formed of a harder material than the material forming the layer (17).
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