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Sealing closure for a Luer fitting in open communication with a pressurized liquid supply

  • US 4,597,758 A
  • Filed: 09/21/1982
  • Issued: 07/01/1986
  • Est. Priority Date: 09/21/1982
  • Status: Expired due to Term
First Claim
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1. A removable sealing closure for a male Luer fitting that is in open communication with a pressurized liquid supply, the male Luer fitting being of the type including a locking ring, the sealing closure comprising:

  • (a) a rigid, hollow cap including(i) a first end,(ii) an open second end opposite said first end,(iii) flange means extending radially outwardly from said hollow cap, near said second end, for engagement by the locking ring and(iv) a tapered inner surface forming at least a tapered portion of a cavity wall in said hollow cap, said tapered inner surface tapering inwardly from said open second end at the beginning of a cavity defined by said cavity wall, for interfitment with a male Luer fitting;

    (b) an elastomeric insert compressively retained by said hollow cap in said cavity, short of the end of said cavity such that at least an end portion of said cavity remains on the first-end side of said elastomeric insert; and

    (c) an elastomeric adhesive in said cavity end portion between said elastomeric insert and said cavity wall;

    (d) such that said removable sealing closure is adapted to create a liquid-tight seal between said elastomeric insert and an outlet of the male Luer fitting and wherein said elastomeric insert is partially displaced into the outlet of the male Luer fitting upon mating contact of the Luer fitting and said tapered inner surface and securement of the locking ring to said flange means.

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