×

Compact uniform pressure infusion apparatus

  • US 5,352,201 A
  • Filed: 02/03/1994
  • Issued: 10/04/1994
  • Est. Priority Date: 02/03/1994
  • Status: Expired due to Term
First Claim
Patent Images

1. An apparatus for dispensing a liquid under pressure at a substantially constant flow rate over a period of time comprising:

  • support means extending from a central axis with a substantially radial spiral configuration outwardly from said central axis to a terminal end;

    a pressure reservoir defined by an elongated elastic sleeve mounted on said support member and having an inner end disposed at said central axis and an outer end at said terminal end for holding a liquid in a pressurized state for dispensing therefrom;

    means at said outer end for introducing a liquid into said pressure reservoir and for dispensing liquid from said pressure reservoir to a selected site.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×