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Gas inflation/evacuation system and sealing system for guidewire assembly having occlusive device

  • US 6,942,678 B2
  • Filed: 11/06/2001
  • Issued: 09/13/2005
  • Est. Priority Date: 11/06/2001
  • Status: Expired due to Fees
First Claim
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1. A gas inflation/evacuation system and sealing system removably connectible to a proximal portion of a guidewire assembly which has an occlusive balloon at a distal portion thereof, comprising:

  • means for evacuating the guidewire assembly;

    means for introducing a biocompatible gas into the guidewire assembly to inflate the occlusive balloon at the distal portion of the guidewire assembly a plurality of times; and

    , means for selectively sealing the guidewire assembly by forming successive permanent airtight seals at separate locations along the proximal portion of the guidewire assembly to retain the biocompatible gas in the occlusive balloon a plurality of times, the means for selectively sealing including a mechanism selected from the group of mechanisms consisting of a crimping mechanism and a plugging mechanism.

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