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Apparatus for collecting cultures

  • US 4,409,988 A
  • Filed: 10/01/1979
  • Issued: 10/18/1983
  • Est. Priority Date: 05/08/1973
  • Status: Expired due to Term
First Claim
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1. Apparatus for collecting cultures, said apparatus comprising:

  • (a) a hollow tubular container having a closed end, an open end and sides extending therebetween;

    (b) a culture-sustaining medium position within said tubular container adjacent said closed ends;

    (c) a swab including an elongated member and an absorbent tip, said swab extending into said container; and

    (d) a movable piston means extending the cross tubular member and adapt to form a seal with said sides, said piston means being movable through said culture-sustaining medium toward said closed end when said swab is in pushing contact with said piston means, said piston means including valve means for allowing said culture-sustaining medium to flow through said valve means from a position adjacent said closed end through and into contact with said absorbent tip.

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