| 摘要 |
The present invention is concerned with urine collection devices which are especially convenient for taking mid-stream specimens from females. Generally, the devices comprise an outer tube and an inner tube which is slidably movable within the outer tube between first and second positions; the outer tube having one end contoured and dimensioned for engaging the forward area of the genitalia and surrounding the urethra and having a drainage outlet intermediate its ends and the inner tube acting as a fluid control means whereby in the first position the drainage outlet is blocked and in the second position the drainage outlet is open so that a specimen may be collected.
|
