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Apparatus for and method of administering intravenous fluid

  • US 4,378,014 A
  • Filed: 03/27/1981
  • Issued: 03/29/1983
  • Est. Priority Date: 03/27/1981
  • Status: Expired due to Fees
First Claim
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1. Apparatus for monitoring the administering of an intravenous fluid or the like to a patient from a flexible wall container and for generating a signal upon the fluid in the container reaching a predetermined level, said container having an outlet for the fluid and flexible sidewalls which are spaced apart when said container is full and which move toward one another as said fluid is discharged, said apparatus comprising a frame having at least one resiliently movable portion adapted to be removably applied to the exterior of said container at any preselected location thereon, said frame being movable with said sidewalls, means carried by said frame for generating a signal in response to the fluid remaining in the container reaching said predetermined level, said signal generating means being movable with said at least one frame portion as the fluid is discharged from said container and as the container sidewalls move toward one another from an open position in which said signal generating means is de-energized to a closed position in which said signal generating means is actuated thereby to generate said signal indicating that the fluid remaining in the container has been reduced to said predetermined level.

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