Multi-channel venipuncture infusion set
First Claim
1. A multi-channel infusion set comprising a multiple passage manifold having first, second, third and fourth passages in permanently open communication, a venipuncture needle tube connected to said first manifold passage, at least three inflow tubes having one end thereof connected to said second, third and fourth manifold passages, respectively, female flanged adaptors connected to the opposite ends of each of said inflow tubes, and pinch-type closure means operatively associated with each of said needle tube and inflow tubes for selectively pinching each of said tubes closed.
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Accused Products
Abstract
A multi-channel venipuncture infusion set is disclosed for simultaneously dispensing multiple, intravenous solutions, parenteral fluids and drugs, and which also permits withdrawal of blood samples without disconnecting the infusion set from the dispensing sources and without removing or replacing the venipuncture needle in the patient.
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Citations
10 Claims
- 1. A multi-channel infusion set comprising a multiple passage manifold having first, second, third and fourth passages in permanently open communication, a venipuncture needle tube connected to said first manifold passage, at least three inflow tubes having one end thereof connected to said second, third and fourth manifold passages, respectively, female flanged adaptors connected to the opposite ends of each of said inflow tubes, and pinch-type closure means operatively associated with each of said needle tube and inflow tubes for selectively pinching each of said tubes closed.
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9. A method of administering multiple parenteral fluids into a patient'"'"'s vein through a single multi-channel infusion set including a needle tube having one end connected in permanently open fluid communication with at least two initially open inflow tubes comprising:
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(a) closing said needle tube to the passage of fluid there through, (b) passing a first fluid into and through one of said open inflow tubes and out through the other of said open inflow tubes to vent the air from both of said inflow tubes, (c) closing said other inflow tube, (d) opening said needle tube and passing said first fluid through said needle tube to vent the air therefrom, (e) connecting said needle tube to said patient'"'"'s vein, (f) administering a first parenteral fluid through one of said inflow tubes and said needle tube into said pateint'"'"'s vein, (g) opening said other inflow tube, and (h) administering a second parenteral fluid through said second inflow tube and said needle tube into said patient'"'"'s vein. - View Dependent Claims (10)
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Specification