| 摘要 |
An anterior cotton roll holder comprised of an inverted L-shaped supporting post consisting of a vertical leg portion and a horizontal leg portion, a lower chin clamping portion slidably secured to the vertical leg portion, a first elongated arcuate cotton roll supporting member secured to an outer free end of said horizontal leg portion of said post, a second cotton roll supporting portion of arcuate shape concentrically positioned with respect to said first cotton roll supporting portion, and a vertically disposed inverted U-shaped connecting arm secured by ones of its ends to one of the ends of said first cotton roll supporting portion and secured by its other end to said second cotton roll supporting portion, and cotton rolls secured to the underneath surfaces of the first and second cotton roll supporting portions. |
