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7547295 |
Gas removal in an intravenous fluid delivery system
An active gas removal system is provided to remove air or gas bubbles from an intravenous fluid prior to infusion into the patient. The system detects the level of liquid in a drip chamber and...
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7338470 |
Air-bubble-monitoring medication assembly, medical system and method
An air-bubble-monitoring medication assembly includes a drug infusion subassembly having a tube for administering therein a liquid to a patient, a bubble-size determinator which is positioned to...
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6641559 |
Buret with foot valve for medical infusion equipment
A buret with foot valve for medical infusion equipment, including a transparent cylindrical container having a bottom wall with a central outlet hole for outlet of the liquid and a lateral...
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6569116 |
Intravenous flow controlling device
An intravenous (IV) flow controlling device comprises a flexible open container having a specific gravity less than one and an outer diameter smaller than that of the drip chamber, the container...
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6481455 |
Bubble trap for blood
A bubble trap for an extracorporeal blood handling or other fluid handling system has a chamber ( 10 ) constructed from a top section ( 20 ) and bottom section ( 30 ). There is a fluid inlet ( 50...
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5722961 |
Flow control device for use with an intravenous set
Disclosed is a flow control device for use with an intravenous set to control the flow of medicinal fluid in a barrel into patient's body. The flow control device comprises a floating member...
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5415325 |
Dropper-controller with an automatically sealing means
A dropper-controller including a reservoir connected with a dropper bottle containing a liquid medicine, and an automatically sealing member formed by a cup-like buoyage and disposed in the...
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5372591 |
Solution dispensing device for intravenous drip
An improved solution dispensing device for intravenous drip comprises a container of tubular construction and having at the top thereof a connecting needle piercing through the mouth of a solution...
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5281201 |
Hydrodissection system
An improved float safety mechanism (also herein "float control valve") for a gas pressurized bottle irrigation system is disclosed herein and a procedure involving the use and application thereof...
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5242424 |
Device for use in controlling intravenous drip
A device for use in controlling the intravenous drip comprises a cap and a dripping vessel. The cap is connected with a solution bottle of the intravenous drip by means of an upper connecting tube...
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5031654 |
Fluid passage valve and medical instrument using same
A fluid passage valve selectively opens and closes a fluid passage port defined in a bottom of a chamber which contains a fluid to be transfused into a patient's vein. The fluid passage valve has a...
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4959053 |
Automatic stopping device for the intravenous drip
This invention relates to an intravenous drip, which has a dripping vessel, a cap, a valve, a connecting tube and a pointed bar been inserted in the solution bottle letting the solution in said...
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4947154 |
Alarm device for dripping injection
An alarm device for dripping injection comprising a floating barrel which vertically moves up or down according to fluid volume in the dripping liquid barrel, a touch switch and sealing means which...
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4870987 |
Relating to a flow regulator for intravenous injection device
A flow regulator comprises a float valve body provided in an inner container which in turn is fitted in a lower portion of an outer container. The float body has an elongated slender upper portion...
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4769007 |
Automatic shutting-off sealing and alarming device for dripping injection use
Present disclosure relates to an automatic shutting-off and alarming device for dripping injection use, which comprises of a closed container, a buoyant cylinder, a ring magnet, a magnetically...
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4731060 |
Hydrostatic float valve and intravenous system supplied therewith
This invention relates to a hydrostatic float valve for use in a fluid feed system that is capable of automatically shutting off the flow of fluid to a body cavity of a patient whenever additional...
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4449976 |
Device for preserving continuity of intravenous flow
A device for reducing the rate of flow from a reservoir as the reservoir empties requires only a single chamber having an input, for receiving fluid from a reservoir, and an output port. There is a...
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4333454 |
Automatic tubular feeding apparatus and method
A system for sequential tubular administration of first and second fluids including a first reservoir to contain a first solution, e.g., a solution of medication; a second reservoir having less...
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4269222 |
Constant flow device
A device for regulating the flow of liquid through a liquid line communicating with a reservoir disposed thereabove comprises a housing defining a float chamber having inlet and outlet openings in...
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4256105 |
Equipment sets having reduced diameter primary tube for the sequential administration of medical liquids at dual flow rates
Equipment sets for the sequential administration of medical liquids wherein a primary liquid can be administered at a flow rate independent of the flow rate of a secondary liquid, and including a...
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4256104 |
Equipment sets and system for the sequential administration of medical liquids at dual flow rates
Gravitational flow system and equipment sets for the sequential administration of medical liquids wherein a primary liquid can be administered at a flow rate independent of the flow rate of a...
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4244364 |
Combination intra-veinous flow-meter and low level fluid mechanism
This combination device consists primarily of a stem with a pointed float with plate means at one end, which is freely received in an opaque walled sensing chamber, that removably receives a...
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4236515 |
Equipment sets and system for the sequential administration of medical liquids at dual flow rates employing parallel secondary liquid tubing
Gravitational flow system and equipment sets for the sequential administration of medical liquids wherein a primary liquid can be administered at a flow rate independent of the flow rate of a...
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4233973 |
Apparatus for administering intravenous drugs
Apparatus for administering intravenously a drug supplied initially in powdery form, in particular cytotoxic drugs, said apparatus comprising a sealed container for the drug, an infusion set...
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4203463 |
Flow-regulating device for perfusion-transfusion apparatus
A so-called "visual" flow-regulation system ensuring a constant flow-rate and presenting an impenetrable barrier to air-bubbles even after completion of the perfusion, the system comprising a...
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4175558 |
Apparatus for administering parenteral liquid in sequential units provided with a ball valve float
A parenteral liquid administering device includes an enlarged, liquid-holding burette-type chamber for receiving measured aliquots of liquid from a source. The burette has a bottom flow aperture...
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4173222 |
Apparatus for controllably administering a parenteral fluid
An apparatus for administering parenteral liquids from a parenteral fluid container which provides a sufficient quantity of parenteral liquid to be administered at a slower than normal rate so as...
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4131431 |
Blood shut-off valve
Blood shut-off valve is positioned at the outlet of a blood oxygenator arterial reservoir so that the valve closes when the reservoir is emptied to prevent flow. Valve has a member which floats in...
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4078563 |
Disc valve in a container for dispensing liquids
An improved disc valve in a container for dispensing liquids is disclosed. The disc valve comprises at least two upstanding posts adjacent an outlet passage in the bottom of the container and a...
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4055176 |
Universal drip chamber and spike assembly
Universal drip chamber and spike assembly for use with a source of intravenous liquid contained in a bottle having a neck with a permeable stopper disposed in the neck and for use with a tube...
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3982535 |
Signal device for dialysis apparatus
A dialysis apparatus for machines such as artificial kidneys and heart-lung machines has a warning device activated to prevent air bubbles from entering the blood circulation system of the patient...
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3982534 |
Intravenous administration system
An intravenous administration system comprising three separate units adapted for cooperative use for specified intravenous medication. The apparatus comprises a primary I.V. set, a secondary or...
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3965895 |
Apparatus for controlled volume and rate administration of liquids
Apparatus for selective controlled volume and rate administration of parenteral solutions, blood and the like, wherein sight and flow control problems caused by splashing and foaming of fluids...
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3949745 |
Parenteral fluid administration set
A device for administering parenteral fluids intravenously at a uniform rate achieved by a floating siphon-type flow regulating means.
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3938539 |
Apparatus for leading off air in connection with the measuring of the flow of a liquid
An apparatus for leading off air from liquid, preferably blood, and for measuring the flow of liquid through the apparatus which comprises two chambers separated by a partition formed with a...
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3874826 |
INTRAVENOUS DELIVERY PUMP
The present invention comprises a small, precise measuring pump provided with a germ barrier that is specifically designed for intravenous feeding devices and comprises: inlet and outlet chambers...
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3776229 |
MEDICAL LIQUID ADMINISTRATION SET FOR RATE OR VOLUME DELIVERY
A parenteral liquid administration set which is readily changeable between delivering liquid at measured "rate" through a drip chamber that has a constant liquid level, and delivering liquid from...
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3656505 |
AUTOMATIC CUT-OFF FOR INTRAVENOUS EQUIPMENT
A valve assembly is positioned in the drip chamber of a conventional intravenous container and includes a steel flotation ball which seals the chamber orifice when the intravenous liquid in the...
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3543752 |
INFUSION APPARATUS
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3465784 |
CHECK VALVE FOR INTRAVENOUS ADMINISTRATION OF LIQUIDS
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3227173 |
Valve for parenteral liquid feed apparatus
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3216419 |
Apparatus for administering a parenteral solution provided with a diaphragm float valve
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3216418 |
Apparatus for administering parenteral solutions
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3207372 |
Intravenous feeding apparatus
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3191600 |
Blood suction apparatus
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3105511 |
Infusion safety valve
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3042038 |
Segregation chamber and flow meter
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2879784 |
Check valve for the administration of parenteral solutions
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2850211 |
Fluid dispensing apparatus
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2844147 |
Segregation chamber for transfusion sets
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