DEVICE FOR FIXING RUBBER DAM

摘要

FIELD: medical engineering. ^ SUBSTANCE: device has single-use plastic arch structure having two lateral arches bound with monolith connection to internal and external arch ends, horizontal rods and U-shaped rod structure having monolith connection to external arch ends. Upper ends of arches have monolith spinous teeth and thickenings having holes, placed between them. Horizontal monolith spinous teeth are available in lower device part. ^ EFFECT: reliable tooth insulation from humidity; free access to tooth surface in the vicinity of dentogingival sulcus. ^ 3 dwg