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5356394 |
Cannula with ball valve
An improved cannula for providing access to a body passage for inserting instruments. The cannula of the present invention includes an improvement in the form of a biased ball valve for sealing the...
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5352213 |
Intravenous fluid flow monitor
An IV flow monitor is connected to a conventional IV bag via a self-contained puncture tube, and includes a liquid reservoir at the top, which allows the liquid to transfer through a transfer tube...
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5346477 |
Pressure gauge for regulating pressure in a disposable pressure cuff
Apparatus for regulating pressure in and for controllably pressurizing infusion devices includes a flow-through pressure gauge for indicating and regulating the pressures within such infusion...
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5346476 |
Fluid delivery system
Disclosed is a fluid delivery system comprising a bladder to hold a fluid, the bladder being enclosed in a structure formed from a cap connected to a drive mechanism. The drive mechanism includes a...
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5336189 |
Combination IV pump and disposable syringe
A facilitated procedure for attaching single-use syringes, one at a time, to an intravenous (IV) pump in which each syringe is mounted in the path of the IV pump plunger by clips and within a clear...
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5336174 |
Flow control valve
A valve for fluids employs two telescoping parts which cooperate with one another to block fluid flow when pulled partially apart and open a flow path therethrough when pushed together. A plunger...
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5334197 |
Flexible base fluid delivery apparatus
An apparatus for the precise, ambulatory infusion of pharmaceutical fluids to a patient at controlled rates over extended periods of time of a character in which an elastic membrane cooperates with...
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5334164 |
Variable interior dimension cannula assembly
A cannula assembly for use in conjunction with endoscopic surgical techniques includes a cannula, a housing mounted on one end of the cannula, and a variable interior dimension cannula valve...
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5328463 |
Contrast media and fluid introduction system
A fluid delivery apparatus for administering contrast media or other fluids to a patient. The apparatus includes a reusable main supply system, a disposable fluid administration system, and a...
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5328487 |
Intravenous tube mounting and control apparatus
Apparatus for engaging at least one associated intravenous tube used in the delivery of medication or nutrient to a patient which includes a first generally U-shaped member having first and second...
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5322070 |
Barium enema insufflation system
An improved enema insufflation system includes a source of barium sulfate suspension connected, by tubing, to a multi-lumen enema tip and a source of carbon dioxide, connected to the enema tip. The...
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5318515 |
Intravenous flow regulator device and associated method
A device for regulating fluid flow in an intravenous line comprises a housing and a flow path system in the housing for defining a plurality of separate flow paths having respective predetermined...
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5300034 |
Iv injection site for the reception of a blunt cannula
An IV injection site adapted to receive a blunt cannula. The injection site comprises a housing having a passageway extending inwardly from its outside end, and an elastomeric septum closely...
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5295956 |
Endoscopic suction instrument having variable suction strength capabilities
An endoscopic suctioning instrument with variable suction is disclosed. The instrument has a hollow cannula having a proximal end and a distal end, and sliding sleeve having a proximal end and a...
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5279558 |
Fluid delivery apparatus with an additive
An apparatus for accurately infusing medicinal agents into an ambulatory patient at specific rates over extended periods of time. The apparatus is of a compact, low profile, laminate construction...
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5267978 |
Pulsed drop detector for intravenous systems
A drop detector for intravenous systems in which an infrared emitter is pulsed at 10 kHz. The pulsed radiation passes through a drip chamber and then to a detector. The detector circuit determines...
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5261895 |
Apparatus for guiding surgical instruments into a surgical site and blocking escape of fluids from the site
Apparatus for guiding insertion of surgical instruments into a surgical site while blocking escape of fluids, including gas under pressure, therethrough from the surgical site. A generally Y-shaped...
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5256157 |
Automated infusion pump with replaceable memory cartridges
An infusion pump system for dispensing a drug to a patient in accordance with a predetermined therapeutic modality, said system including a drug delivering member controlled by a microprocessor and...
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5256156 |
Physician closed-loop neuromuscular blocking agent system
A semi-automatic infusion system for administration of neuromuscular agents and the like includes a microcomputer-controlled infusion pump with a data input pad. A clinician enters the desired...
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5238026 |
Liquid outflow control unit
A liquid outflow control unit used in an instrument for injecting a liquid such as a liquid medicine into a human body. It includes a plurality of separate partial members, at least one of which...
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5234413 |
Infusion rate regulator device
A novel fluid flow regulating device for varying the rate of flow of fluids for infusion to a patient at extremely low but constant flow rates. The regulator device is interposed at a point on a...
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5232448 |
Patient-controlled analgesia device
An apparatus for the patient-controlled delivery of a beneficial agent comprising a dose reservoir for receiving and storing a beneficial agent, inlet means to and outlet means from the dose...
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5222948 |
Injection port for single-use syringe
An improved injection port (1) for a single-use syringe is described. One embodiment of the injection port has a one-way valve system for making it more difficult to reuse the syringe (2). The...
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5221268 |
Multiple dose control apparatus
A multiple dose infusion controller for controlling the delivery of multiple dosages of an intravenous fluid from a source to a site comprises a compact, portable housing having a slot for...
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5211626 |
Medical infusion apparatus
Medical infusion apparatus comprises a housing in which a standard flexible liquid reservoir is disposed. A constant-force spring applies pressure to the reservoir to force liquid out of the...
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5211632 |
Infuser with balloon for infusing medicine
An infuser for continuously infusing a solution of medicine includes a tubular main body having a flow path which extends along the longitudinal axis of the body. An inlet portion having a check...
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5207666 |
Passive shuttle metering device for implantable drug delivery system
A fluid metering device useful in implantable drug delivery systems is coupled between a pressurized fluid source and an outlet conduit to provide discrete flow pulses at a predetermined rate. The...
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5196002 |
Implantable drug delivery system with piston acutation
An implantable drug delivery system includes a housing having a base end and a discharge end, for holding drug solution at the discharge end, a valve disposed at the discharge end to allow a drug...
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5192269 |
Multi-valve manifold for drug infusion systems
A multiple inlet manifold for mixing and transporting therethrough fluids under pressure comprising a manifold body including a plurality of valve inlets and a single outlet, a mixing chamber...
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5176360 |
Infusor having fixed and variable flow rate control mechanisms
The invention provides a flow control system well suited for use in intravenous fluid delivery systems comprising a flow restrictor wafer having one or more flow limiting flow restrictor paths...
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5171230 |
Fast flush catheter valve
A fast flush catheter valve is disclosed having a valve body with a longitudinal bore therethrough for the flow of fluids through the valve. A tube is mounted substantially transverse to the...
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5158540 |
Perfusion catheter
A low-profile angioplasty catheter is disclosed which is insertable through a guiding catheter. The angioplasty catheter has two balloons. The distal balloon dilates the stenosis. The proximal...
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5158553 |
Rotatably actuated constricting catheter valve
An apparatus for a catheter valve which can be used to effect selective closure of a catheter lumen in order to control fluid flow through the catheter lumen once the catheter is inserted into a...
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5152424 |
Drop counting system
An electronic apparatus for counting and recording a number of drops of fluid. The preferred embodiment of the invention is configured as a molded receptacle housing for receiving a commercially...
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5125910 |
Surgical endoscopic suction/irrigation cannula assembly
The invention relates to a surgical endoscopic suction/irrigation cannula assembly and, in particular, to a valve actuator for selectively transmitting liquid or gas into or out of a...
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5116316 |
Automatic in-line reconstitution system
The present invention provides a system for automatically reconstituting a drug in-line and delivering the drug to a patient. Pursuant to the present invention, a system is provided that allows...
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5113904 |
Flow control device for administration of intravenous fluids
A metering apparatus and system for controlling the administration of IV fluids having a valve housing with a valving chamber therein. A rotatable valve body member is positioned within the valve...
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5112319 |
Infusion alarm system
An infusion alarm system comprised of a housing, an upper cover attached to the housing at the top, a control circuit set in said upper cover, a battery box set inside the housing and an inner...
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5112019 |
Motorized IV pole assembly
A motorized IV pole system for controlling the height of an IV container to thereby control the infusion pressure in an IV tube includes a telescoping IV pole system. In one embodiment, comprising...
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5100389 |
Ambulatory infusion pump
The ambulatory infusion pump is provided with a preloaded spring having a fixed spring constant. A tab is provided to release the preloaded spring to impose a biasing force on the piston of the...
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5098396 |
Valve for an intravascular catheter device
An intravascular catheter device that serves to control the loss of blood and subsequent contamination of the operator during placement, is disclosed. The catheter device comprises a cannula, a...
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5098380 |
Method of and apparatus for detecting an occlusion of liquid transfusion tube
There is disclosed an apparatus for detecting an occlusion of a liquid transfusion tube in which a pump section is provided in a liquid transfusion tube for connecting an infusion liquid container...
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5098409 |
Intravenous bag and monitoring method
An intravenous bag monitoring device is connected between an IV bag which holds fluid to be delivered to a patient and a hollow IV needle which is injected into a vein of a patient. The monitoring...
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5098405 |
Apparatus and method for a side port cathether adapter with a one piece integral combination valve
A catheter adapter, with a side port connection, contains a one-piece integral bifunctional resilient combination valve which serves to prevent back flow from the patient. It allows infusion from...
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5088983 |
Pressure regulator for implantable pump
An implantable pump system employing a flow regulator isolates the regulator sensing chamber from the path of drug flow. This is accomplished by establishing either an independent sensing chamber...
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5085643 |
Syringe, adaptor, and check valve combination for parenteral infuser
A combination comprising a syringe, an adaptor, a check valve, and associated connectors for an intravenous infuser for patient-controlled analgesia. The infuser comprises a cradle adapted to...
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5071411 |
Pressure-actuated valve for sealing flow conduit
A pressure-actuated valve for sealing a flow conduit. The valve comprises a housing, and a tubular resilient valve carried within the housing. The tubular valve defines a lumen extending through...
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5066278 |
Implantable injection body
An implantable injection body for the time-dependent dosable, long-term injection of a medication into a living being, the medication being stored in an implanted medication dosing device and being...
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5066276 |
Method and apparatus for injecting viscous fluid into the eye to lift pre-retinal and post-retinal membrane with linear pressure control
An apparatus and method for injecting viscous material into the body. In the case of injection into the eye, sufficient material is injected to separate a membrane from the retina so that...
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5061242 |
Adjustable implantable drug infusion system
A drug delivery system for implantation into a living body having a pressure actuated infusion pump and an adjustable flow regulator. The regulator comprises a body having a regulator cavity...
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