Automatic transfusion apparatus

• US 3,151,616 A
• Filed: 07/25/1962
• Issued: 10/06/1964
• Est. Priority Date: 07/25/1962
• Status: Expired due to Term

• Current Assignee: Paul M. Selfon
• Original Assignee: Paul M. Selfon
• Inventors: Selfon, Paul M.
• Application Number:
  US04/212,422
• Time in Patent Office: 804 Days
• US Class Current: 604/131
• CPC Class Codes: A61M 5/148 flexible, e.g. independent bagsA61M5/155 takes precedence
• CPC Class Codes: Y10S 128/12 Pressure infusion

Claims

1. APPARATUS FOR INJECTING PARENTERAL FLUIDS INTO ANIMAL TISSUE AUTOMATICALLY, SAID APPARATUS COMPRISING A HOUSING FORMED IN TWO SEPARABLE HALVES, EACH HALF HAVING OPPOSITE SIDE WALLS AND END WALLS, TRACK MEANS SUPPORTED ON THE OPPOSITE SIDE WALLS OF EACH OF SAID HALVES, A PAIR OF MATING ROLLERS WITHIN SAID HOUSING, ONE ROLLER OF SAID PAIR BEING MOUNTED ON THE TRACK MEANS IN EACH HALF OF SAID HOUSING TO BE GUIDED THEREBY, A READILY COLLAPSIBLE CONTAINER FOR PARENTERAL FLUID SITUATED WITHIN SAID HOUSING BETWEEN SAID ROLLERS SO THAT SAID CONTAINER IS COLLAPSED BETWEEN SAID ROLLERS AS THEY MOVE ALONG SAID TRACKS, ELECTRIC MOTOR MEANS FOR DRIVING SAID ROLLERS AT A SLOW CONTANT RATE, TUBING CONNECTED AT ONE END TO ONE END OF SAID CONTAINER FOR DISPENSING THE PARENTERAL FLUID FORCED FROM SAID CONTAINER, MATING END WALLS OF SAID TWO HOUSING HALVES BEING FORMED TO ACCOMMODATE SAID TUBING SO THAT IT FREELY PASSES THROUGH SAID HOUSING, PUNCTURING MEANS CONNECTED TO THE OTHER END OF SAID TUBING FOR PENETRATING THE TISSUE INTO WHICH THE FLUID IS TO BE INJECTED, SAID HALVES OF SAID HOUSING BEING ARRANGED TO BE READILY SEPARATED TO PERMIT THE READY INSERTION AND REMOVAL OF SAID CONTAINER AND SAID TUBING, SAID APPARATUS FURTHER INCLUDING A SELFCONTAINED ELECTRICAL POWER SUPPLY FOR ENERGIZING SAID MOTOR MEANS, ELECTRICAL SIGNALING MEANS COUPLED TO SAID APPARATUS FOR SIGNALING THE END OF THE OPERATION, AND MEANS FOR SUPPORTING SAID APPARATUS IN A SUBSTANTIALLY FIXED POSITION ADJACENT THE TISSUE INTO WHICH THE FLKUID IS BEING INJECTED.