| 摘要 |
<p>A retractable and extendable medical needle protective shield (50, 50') whic h provides for accessing and reaccessing a medical needle (40) and associated sharpened needle tip (100) and recoveri ng the needle (40) and tip (100) for safety between accesses. The shield (50, 50') includes a needle guide (130, 138) which assures the needle tip (100) is untouched by any part of the shield (50, 50') as the shield (50, 50') is displaced to cover and uncover t he needle (40). A releasible latch (148, 162) is provided to guard against inadvertent removal of the protective shield (50, 50') between accesses. An unreleasible latch (182, 190) is also provided to secure the shield (50, 50') relative to the latch (182, 190) preparatory to final disposal.</p> |
