| 摘要 |
A saliva sampling device includes a sample container, a cap, a sample collector and a sample adequacy system. The sample container has an inner wall surface and a retaining ridge which is disposed on the inner wall surface. The sample collector includes a piece of filter paper and a holder which has a tube and a paddle coupled to the piece of filter paper. The paddle has a peripheral edge for engaging the retaining ridge of the sample container. The cap has an outer wall surface and an inner wall surface. The outer wall surface snugly engages the inner wall surface of the sample container. The inner wall surface has a truncated conical portion having a top and a cylindrical portion which is coupled to the truncated conical portion adjacent to the top thereof. The truncated conical portion thereof slidably engages the tube in order to guide the tube so that the cylindrical portion thereof snugly engages the tube.
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