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Combination stopper-shield closure

  • US 5,779,074 A
  • Filed: 10/09/1996
  • Issued: 07/14/1998
  • Est. Priority Date: 07/26/1994
  • Status: Expired due to Term
First Claim
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1. A closure for sealing an open end of a body fluid collection tube comprising:

  • a shield having a top, an opening therethrough and a cavity for receiving the tube;

    a sealing element for sealing the tube, said element having a top surface and a lower flange, said top surface being received in said opening;

    a gas barrier member bonded to said lower flange of said sealing element to form a primary seal with an inside wall of the tube and a secondary seal at the open end of the tube;

    a plug housing having a passage therethrough, said housing having an outside wall;

    a resilient plug having a bottom mounted in said passage;

    a pivot post and a lock post projecting upwardly from said top of said shield; and

    a projection extending outwardly from said outside wall of said housing and a clasp opposite said projection extending outwardly from said outside wall of said housing, said projection having an opening for receiving said pivot post, said clasp for engaging said lock post, said plug housing being rotatable about said pivot post between a first position and a second position, said first position at which said bottom surface of said plug contacts said top surface of said sealing element and said clasp engages said lock post, said second position exposing said top surface of said sealing element and at which said clasp is not engaging said lock post.

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