Match Document Document Title
4739770 Flush device  
A flush device in which a first passageway extends between a first opening in a body and a first port in said body, a second passageway extends between a second opening in said body and a second...
4735606 Chest drainage apparatus  
A medical underwater seal, chest drainage apparatus is provided which includes a catheter having a main lumen and an auxiliary lumen for insertion into a chest cavity to be drained of body fluid....
4735619 Syringe and syringe actuator  
An elongate flexible syringe for the injection of fluids is formed with an elongate flexible tube and an elongate flexible rod sized to move through the bore of the tube to control the discharge of...
4729401 Aspiration assembly having dual co-axial check valves  
An aspiration assembly having dual co-axial check valves for pumping medical fluids with a hypodermic syringe, the assembly having a main body with two passageways in offset relationship to each...
4722734 Device for the intermittent pulsatory application of liquid pharmaceuticals  
A device for the intermediate pulsatory application of liquid pharmaceuticals or medicine is provided which has a changeable storage container for the pharmaceutical connected to one end of a...
4720636 Drop detecting system which operates under different ambient light conditions  
A drop detecting system has light emitting diodes and phototransistors located on either side of a translucent drip chamber. The phototransistors respond to either the shadow or the reflection from...
4714463 Sequence valve for piggyback IV administration with tube reversal prevention  
A piggyback IV administration system uses a solenoid actuated sequence valve to control the flow of fluid from a pair of IV fluid sources to the inlet of an IV pump or controller. The sequence...
4705506 Multiple solution IV system with setup error protection  
A multiple solution IV administration system includes a plurality of IV fluid sources which are connected by flexible tubing to the inlet of an IV pump. A sequence valve suspended from the tubing...
4703759 Flush valve device  
A valve assembly for permitting a continuous small flow of fluid to pass through it via a passageway in a valve stem and a fast flow of fluid to pass through it via a path between the valve stem...
4699617 Flowmeter  
A flowmeter has a main body having fluid inlet and outlet passages and a vertical fluid channel formed in the main body and having one end communicating with the inlet passage and the other end...
4699615 Finger actuated medication infusion system  
A Finger Actuated Medication Infusion System (FAMIS) for delivering a dosage of medication into a living body. The FAMIS is fully mechanical and comprises a reservoir, a pump and connecting...
4690673 Dual mode I.V. infusion device with distal sensor  
An improved dual mode peristaltic device is provided for infusing I.V. solutions to a patient through an I.V. tube. In a first mode of operation, the device functions as a peristaltic pump and in...
4687473 Self-contained secondary solution set  
A self-contained I.V. set for infusing drugs and secondary medications is disclosed. A mini-I.V. container having a filtered air vent and a valved filling port is filled by a disposable syringe. A...
4685910 Apparatus and method for delivering secondary fluids to a patient using an intravenous administration set feeding a primary fluid  
A device for infusing a secondary fluid through a primary fluid administration set without mixing the primary and secondary fluids is disclosed. Two pistons which are releasably locked in tandem...
4685654 Flow regulator for drip infusion  
A flow regulator for drip infusion, comprising a rigid main body in which a rigid flow path is integrally formed. The flow path is substantially omega-shaped, and has a V-shaped cross section in...
4673386 Blood sampler device  
Method and apparatus are disclosed for drawing blood from an injection site through an arterial line connected to a fluid supply. The apparatus includes a variable capacity pump mechanism housing...
4673391 Non-contact controlled micropump  
A micropump disposed within a human body for continuously delivering small quantities of a pharmaceutical liquid stored therein to be injected in a human body, wherein the delivery rate is...
4668216 System for mounting a drop sensor to a drip chamber  
The invention is directed to an improved system for mounting a drop sensor onto a drip chamber having laterally projecting wing-like or flange-like extensions. A pair of mounting members, one...
4657028 Blood sampling device  
A blood sampling device (10), in particular intended for arterial blood sampling and blood gas analysis, is disclosed. The sampling device is provided with valve means which in the dry state...
4650458 Apparatus for the measurement of fluid flow  
Apparatus is disclosed for the measurement and replacement of physiological fluids including a meter for measuring the amount of a physiological fluid flowing through the meter, a first conduit for...
4634434 Apparatus for regulating the flow of fluid in medical apparatus  
A flow regulator for use in medical apparatus for adjusting the flow of fluid in which there is a valve body with a valve member having a helical flow passage through which the fluid must flow. In...
4627840 Flow monitoring device  
The flow monitoring device is used with a pump casing on an outflow tube having a passageway therethrough with a wall thereabout. A solenoid pump communicates with the passageway for providing...
4626243 Gravity-independent infusion system  
An infusion system utilizing a pressurized source of infusate comprises a capillary tube flow restrictor having sufficient length and suitably large ratio of length to internal diameter to provide...
4623334 Intravenous drug infusion apparatus  
An intravenous drug administration apparatus is provided which automatically delivers a drug with an exponentially decreasing concentration from a high loading concentration down to a patient...
4620848 Powered infusion apparatus  
Apparatus for powered infusion or sampling of a patient comprises: a housing (11) carrying a toothed roller (17), an electric motor (19), a transmission (20) operably coupling such roller and...
4617014 Dual mode I. V. infusion device  
A dual mode peristaltic device is provided for infusing I.V. solutions to a patient through an I.V. tube. In a first mode of operation, the device functions as a peristaltic pump and in the second...
4613325 Flow rate sensing device  
A flow rate sensing device, particularly for use in regulating the rate of flow in a system for parenteral administration of liquids to patients. The liquid emerges from a storage reservoir and is...
4604092 Liquid drainage system with vertical movable light emitter and detector  
A liquid drainage system comprising, a container having a cavity to receive the liquid. The system has an associated light emitter and light detector being changeable between a first state with the...
4601702 Volumetric infusion actuator  
A volumetric infusion actuator providing a slot means for receiving a valved cassette having exposed valve pads. An actuation means for automatically moving individual arms into and out of...
4602249 Method and apparatus for detecting leaking valves in a volumetric infusion device  
A method and apparatus for detecting leaking valves in a volumetric fluid delivery system. The system employs a volumetric chamber divided into two compartments by a moveable membrane, with each...
4596558 Pulsed external medication dispenser  
A pulsed liquid injection device for injection of predetermined doses of medication at predetermined intervals of time is described. A bag containing medication is maintained under pressure and is...
4592747 Fluid flow sensor  
A flow sensor wherein a body (10) that includes a recessed surface (18) is covered by a flexible cover (12). The portion of flexible cover (12) adjacent recessed surface (18) moves between a...
4589872 Quick action flow regulator for medical apparatus  
A flow regulator for use in medical apparatus for quickly adjusting the flow of fluid in which there are coacting male and female threads for adjusting the position of the flow regulating device, a...
4589171 Device for holding and positioning tubing of I.V. administration set  
Device for holding and positioning plastic tubing of an intravenous fluid administration set. Device comprises a generally flat, foldable, elongate structure having two outwardly extending arms...
4588396 Apparatus for gravity feed of liquid under constant hydrostatic pressure  
An inverted liquid supply bottle containing liquid to be dispensed has a downwardly opening neck portion. In one form of the invention, a supply bottle support cup forms a reservoir defining a...
4583981 Parenteral controlled therapy, using a porous matrix with parenteral agent  
A parenteral delivery set is disclosed for administering a beneficial agent to a recipient. The set comprises (a) a primary container of a medical fluid; (b) a primary tubing in fluid communication...
4579553 Parenteral controlled therapy  
A parenteral delivery set is disclosed for administering a beneficial agent to a recipient. The set comprises (a) a primary container of a medical fluid; (b) a primary tubing in fluid communication...
4576603 Feeding device for enterally administering liquids into a human body  
A feeding device for the enteral introduction of nourishment to a human patient which device is comprised of three sheets of inextensible material sealed together to form four independent...
4562842 Blood-loss measurement apparatus  
Apparatus for continuously monitoring the loss of blood suffered by a patient in the course of a surgical operation. The apparatus provides a means for sucking the combination of blood and...
4563175 Multiple syringe pump  
A multiple syringe pump, comprising a pump housing, two or more seating recesses therein to receive two or more syringes for delivering two or more different substances to a patient intravenously,...
4561856 Infusion pump  
The pump (10 or 150) is adapted to deliver liquid (24 or 166) to an individual. The pump comprises a syringe section (12 or 152) including a syringe barrel (18 or 160) having a nozzle (20 or 162)...
4560720 Compositions of polyvinyl chloride and tetracarboxylic tetraesters and medical articles thereof  
Medical articles made of a resin composition comprising a polyvinyl chloride and a tetracarboxylic tetraester are provided. As examples of the tetracarboxylic tetraester are mentioned...
4559044 Volumetric metering unit for intravenous fluid addition  
Three embodiments of a metering unit (10, 140, 200) are provided for metering fluid from a container (14) for infusion into a patient. The first embodiment of the metering unit (10) includes a...
4557725 I. V. Pump cassette  
An I.V. pump cassette includes an enclosed pumping chamber with an inlet and outlet adapted to be connected to I.V. tubing. A reciprocable plunger extends from the top of the pumping chamber. The...
4555940 Method and apparatus for measuring fluid flow rates and volumes through fluid flow paths  
A system for measuring and for monitoring pulsed and steady state fluid flow through fluid flow paths includes a device for modifying the temperature of part of the flow path and a device for...
4553963 Roller clamp controller  
An apparatus for administering a fluid from a source to a patient comprising a flexible conduit extending from the source to the patient and a roller clamp, including a rotary member which rotates...
4553958 IV Delivery controller  
A controller (34) is disclosed for use with a dual delivery system including a primary fluid container (12) and a secondary fluid container (14). The display (48) on the controller (34) presents a...
4544371 Implantable metered dose drug delivery system  
An implantable metered dose drug delivery system is disclosed which comprises implantable components including an injection site, reservoir, metering valve and delivery catheter, all of which are...
4543095 Visual flow indicator  
The indicator includes a transparent hollow cylindrical chamber with co-linearly aligned inlet and outlet ports located at spaced points along the cylindrical wall, on opposite sides thereof. An...
4534757 Device for releasing active ingredient, insertable in a system of parenteral administering the ingredient  
A device for releasing active ingredient into a liquid flow passing through a system for parenteral application of the ingredient comprises a receptacle composed of two half shells. The receptacle...