| 摘要 |
A dental tool is disclosed that includes an operational unit, a neck region and a handle region, in which the neck region is S -shaped. The operational unit can further include a tongue retractor, a flap retractor or a combination thereof. A suction mechanism may be added for eliminating fluids. The neck region may further contain a lateral bend, a rotation of the working end or both. The proximal end of the handle region, opposite the operational unit, may further include any useful apparatus, such as a periosteal elevator or periosteal retractor. |
