Parenteral fluid administration set

Claim 2

A non-vented parenteral fluid administration set in combination with a vented container including a housing having a chamber for retaining fluid and a frusto-conically shaped tip extending from said housing having a passageway therethrough communicating with said chamber, comprising: a non-vented adapter having a frusto-conically shaped recess therein removably engaging the frusto-conically tip of the vented container, said adapter having a bore therethrough communicating with said recess, said bore being positioned to allow fluid communication between said bore and the passageway in the vented container tip; a drip chamber having an upper portion with a conduit therethrough and a flexible transparent body portion extending downwardly from said upper portion and terminating in a lower end, said upper portion being connected to said adapter so that said bore and said conduit are in fluid communication; a flexible tube having a first end connected to said lower end of said body portion and a second end; and fluid delivery means for facilitating the delivery of parenteral fluid from said tube to the patient connected to said second end of said tube.

Claim 3

A non-vented parenteral fluid administration set in combination with a vented container including a housing having a chamber for retaining fluid and a frusto-conically shaped tip extending from said housing having a passageway therethrough communicating with said chamber, comprising: a non-vented adapter having a frusto-conically shaped recess therein removably engaging said frusto-conically shaped tip of said vented container, said adapter having a bore therethrough communicating with said recess, said bore being positioned to allow fluid communication between said bore and the passageway in the vented container tip; a drip chamber having an upper portion with a conduit therethrough and a flexible transparent body portion extending downwardly from said upper portion and terminating in a lower end, said upper portion being connected directly to said adapter so that said bore and said conduit are in fluid communication; a flexible tube having a first end connected to said lower end of said body portion and a second end; fluid delivery means for facilitating the delivery of parenteral fluid from said tube the patient connected to said second end of said tube; and pinch-type closure means operatively associated with said tube for selectively opening and closing said tube to the passage of fluid.

Claim 4

A non-vented parenteral fluid administration set in combination with a vented container including a housing having a chamber for retaining fluid and a frusto-conically shaped tip extending from said housing having a passageway therethrough communicating with said chamber, comprising: a non-vented adapter having a frusto-conically shaped recess therein removably engaging said frusto-conically shaped tip of said vented container, said adapter having a bore therethrough communicating with said recess, said bore being positioned to allow fluid communication between said bore and the passageway in the vented container tip; a drip chamber having an upper portion with a conduit therethrough and a flexible transparent body portion extending downwardly from said upper portion and terminating in a lower end, said upper portion being connected directly to said adapter so that said bore and said conduit are in fluid communication; a flexible tube having a first end connected to said lower end of said body portion and a second end; fluid delivery means for facilitating the delivery of parenteral fluid from said tube the patient connected to said second end of said tube; and pinch-type closure means operatively associated with said tube for selectively opening and closing said tube to the passage of fluid.