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Nasal hemostatic device

  • US 3,903,893 A
  • Filed: 10/16/1973
  • Issued: 09/09/1975
  • Est. Priority Date: 05/04/1970
  • Status: Expired due to Term
First Claim
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1. A nasal hemostatic device comprising a flexible tube having a breathing passage therethrough and including proximal and distal ends, said tube adapted for insertion through the vestibulum and into the nasal passage, said tube including first inner and outer annular wall parts adjacent its said distal end and second inner and outer annular wall parts adjacent its said proximal end, said first inner and outer wall parts being spaced from said second inner and outer wall parts, said first outer wall part being expandable and defining in conjunction with said first inner wall part a first chamber, said second outer wall part being expandable and definining in conjunction with said second inner wall part a second chamber, conduit means communicating with said first and second chambers and adapted to connect to a fluid source, said conduit means for introducing fluid simultaneously and at controlled rates into said first and second chambers to cause the expansion of said first and second wall parts, and a removable sleeve means encircling said tube at one of said first and second outer wall parts for preventing the expansion of said one outer wall part against the nasal passage when said device is located in said nasal passage.

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