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7618412 |
Method and apparatus for the delivery of contrast fluid to a patient
A contrast fluid delivery method and system includes a multiple-reuse filling section for attachment by conduit to a contrast fluid supply container, and a delivery section that is removably...
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7611503 |
Fluid delivery system, fluid path set, sterile connector and improved drip chamber and pressure isolation mechanism
The fluid path set is intended for use in a fluid delivery system. The fluid path set includes a multi-patient use section adapted for connection to a syringe used in the fluid delivery system, and...
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7601141 |
Pressure actuated flow control valve
A pressure actuated flow control valve for an infusion catheter permits gravity flow of a liquid through the catheter and into a patient while resisting back flow of blood from the patient and into...
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7600530 |
Connector with check valve and method of use
A connector comprising a needless access device and a backflow check valve for transferring fluids and method therefor. The connector may have a first port, a second port, and a third port. A first...
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7581559 |
Check valve for a fluid administration system
A check valve for a fluid administration system. A connector includes a housing, and first and second conduits defined by the housing, wherein the first conduit is in fluid communication with the...
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7533696 |
One-way medical valve apparatus
A one-way valve apparatus for use in draining fluid from a patient comprises a housing having an inlet end, an outlet end and a valve-receiving chamber therebetween. A valve is positioned in the...
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7517335 |
Device for administering of medication in fluid form
An infusion device for continuous infusion of medication is disclosed, in which infusion is controlled over two separate fluid communications. The infusion is in each fluid communication controlled...
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7497849 |
High flow rate needleless medical connector
A valve for selectively permitting a fluid flow between first and second medical implements is disclosed. The valve has a housing with an interface suitable for receiving a connector portion of a...
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7497848 |
Needleless medical connector with expandable valve mechanism
A needleless connector for medical use, adapted to facilitate the flow of fluid therethrough, includes a housing having an inlet port and an outlet port. The connector also includes a flex-tube...
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7470261 |
Medical valve
A medical valve includes a housing having an inlet end and a fluid outlet end, and a flexible elastomeric plug defining an upper face. At least a portion of the plug is moveable along the housing...
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7470253 |
Fluid delivery apparatus with adjustable flow rate control
A compact fluid dispenser for use in controllably dispensing fluid medicaments, such as, antibiotics, analgesics, and like medicinal agents from the device reservoir. The fluid dispenser includes a...
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7390310 |
Shunt valve locking mechanism
A locking assembly is provided to simply and effectively prevent any unintentional adjustment of the adjustable valve mechanism in a fluid flow control device, without compromising the function of...
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7389788 |
Low pressure measurement devices in high pressure environments
The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed...
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7371227 |
Trocar seal assembly
A seal assembly adapted for use in conjunction with a trocar assembly includes a plurality of seal segments, each seal segment including a peripheral edge and a seam edge. Each seal segment further...
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7367963 |
Apparatus and method for preventing free flow in an infusion line
An apparatus and method for preventing free flow through an infusion set utilizes an occluder disposed within the infusion set to selectively prevent flow therethrough. The occluder may be...
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7357792 |
Positive push medical valve with internal seal
A medical valve having an open mode to permit fluid flow and a closed mode to prevent fluid flow has a body and a valving element within the interior of the body. The body also has a valving...
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7329234 |
Self-occluding catheter
A self-occluding catheter includes a body portion for connection to extracorporeal equipment. An elongated tubular extension is provided for insertion into a body cavity. The body portion includes...
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7326197 |
Method and apparatus for chest drainage
The present invention describes a device for placement in the thoracic cavity of a patient. The device is a cannula, tube or catheter for chest drainage. The device serves as a conduit for drainage...
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7326187 |
Fluid control device
A fluid control device is characterized in that the device is structured of a hollow first fluid path ( 21 ) and second fluid path ( 22 ), a housing portion ( 1 ) formed between the first fluid...
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7308300 |
Medical injection system
A method of preventing extravasation of contrast agent during a computed tomography injection. An automatic injector device facilitates ease of accomplishing the method. The method includes...
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7291134 |
Medical connector
A needleless connector for adding medication to a parenteral fluid is provided. The needleless connector comprises a connector adapted to receive a syringe and having a check valve to seal the port...
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7291133 |
Device for the metered administration of a fluid drug
A device for the metered administration of a fluid drug. The device has a container having a piston for administering the fluid drug through an outlet of the container, a catheter connected to the...
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7267669 |
Two site infusion apparatus
An apparatus for use in delivering pain medication to separate locations from a single source of pressurized medication includes a valve housing, a cap, and a flexible diaphragm. The valve housing...
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7252652 |
Valved catheters including high flow rate catheters
A pressure activated two-way slit valve assembly is designed to be used in combination with, but not limited to, a high flow rate catheter to prevent accidental ingestion of air or loss of blood if...
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7235067 |
Sleeve valve catheters
A catheter body includes an exit port over which a pressure responsive sleeve is formed that allows material to exit a lumen of the catheter body at a given pressure. In one embodiment, a surface...
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7232420 |
Multiple flow rate selection valve
A flow rate selection valve includes a gate cylinder having a gate cylinder rotational axis and having at least two flow rate determining passageways and passing laterally through the gate cylinder...
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7226433 |
Thrombectomy catheter device having a self-sealing hemostasis valve
A thrombectomy catheter device having an improved hemostasis valve which is self-sealing and which functions as a one-way valve. The self-sealing hemostasis valve can be factory preset to...
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7192419 |
Medium cracking pressure valve arrangement
A valve arrangement for providing clinical nutrition is provided. The valve arrangement is suitable for use with a rotary peristaltic pump and is capable of allowing flow of fluid in a first...
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7115108 |
Method and device for intradermally delivering a substance
A device for delivering a substance into the skin of a patient includes a body and a skin penetrating device having at least one skin penetrating member, such as a microneedle. The body includes an...
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7066901 |
MR-compatible fluid valve
An implantable fluid valve for the adjustable limitation of the fluid pressure in the brain of a patient, has all valve component parts composed of non-magnetic material, thereby making the valve...
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7056307 |
Weight dependent, automatic filling dosage system and method of using same
The invention concerns a syringe for administering medication to an animal. The syringe includes a handle that may be manually actuated to dispense medication to the animal. The syringe also...
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7037303 |
Urinary flow control valve
A flow control valve ( 22 ) such as for a catheter ( 10 ) allows discharge of urine from a bladder ( 12 ) by manual actuation. The valve ( 22 ) may be a double-duckbill valve ( 22 ) with a single...
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7004931 |
Proximal catheter assembly having a self-limiting aspiration valve
The present invention is directed to a proximal catheter assembly configured to facilitate natural or suction-assisted aspiration through a catheter lumen. The proximal catheter assembly comprises...
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6991621 |
Medical instrument for irrigation and/or suction
A medical instrument for irrigation and/or suction has an instrument body in which at least one flow channel is present for the passage of a fluid, at least one shut-off member for alternately...
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6972009 |
System related to intravenous anaesthesia
The invention shows that conditions can be created in intravenous anaesthesia in which single-patient parts and accessories are separated from multi-patient parts and accessories by utilisation of...
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6972001 |
Fluid delivery system having pump systems, check valves and a removable patient interface
A fluid delivery system for delivery of an injection fluid to a patient generally includes a first pump system, a second pump system, a patient interface in removable fluid connection with the...
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6953453 |
Contrast medium delivery system and associated method
A device cooperating with a pump for guiding a contrast medium from a source thereof to a catheter for delivery to a patient's vascular system. The device comprises a dual check valve, a tubular...
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6932110 |
Unidirectional valve appliance
The invention relates to a unidirectional valve appliance, in particular a low pressure check valve for use for an infusion comprising a housing with an inlet and an outlet, and with at least one...
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6929631 |
Method and apparatus for percutaneously accessing a pressure activated implanted port
Methods and apparatus for percutaneously accessing an implanted port using an access tube which is periodically introduced to the implanted port. The apparatus is preferably an implantable port...
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6926707 |
Instrument including connector for facilitating connection onto a guidewire without access to the ends of the guide-wire and method of use
A tubular instrument including a hollow wall portion and a connector arranged to be used with a guide-wire. The guide-wire has a distal end portion and a proximal end portion, the distal end...
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6901283 |
Adjusting a condition of a fluid medium to produce an image of a patient
A system for producing an image of a patient preferably includes a source of contrast medium, a pressurizing unit operably associated with the source of contrast medium for injecting the contrast...
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6866654 |
Pressure isolation mechanisms and fluid delivery systems including pressure isolation mechanisms
A pressure isolation mechanism for use in a medical procedure includes a lumen, an isolation port in fluid connection with the lumen, and a valve having a first state and a second state. The first...
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6855126 |
Conformable balloonless catheter
Indwelling catheter having an upper distal end having a portion that can expand within a bladder type spaces without having to be inflated. An embodiment allows for at least one slit on an upper...
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6830556 |
Debridement extension providing irrigation and mechanical scrubbing for removal of dead, devitalized, or contaminated tissue from a wound
A debridement extension including a proximal end and a distal end, with the proximal end being adapted for connection to both an irrigation source and a suction source. The debridement extension...
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6827703 |
Single lumen balloon catheter apparatus
A catheter useful for non-surgical entry into a uterus to dispense a diagnostic fluid therein. The catheter includes a tubular body having a lumen extending from a first end thereof to a second end...
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6824389 |
Post mortem reconstitution of circulation
A method of selectively perfusing a non-preserved, non-heart beating cadaver with a perfusate to recreate vascular circulation in a cadaver as a mechanism for study of the vascular function,...
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6820652 |
Multi-channel valve
A multi-channel valve having a valve seat, a valve seal, and valve seal housing. The assembly of the apparatus creates a plurality of inlet, exit, and cross channels enclosed by elastomeric...
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6800072 |
Contrast dispensing system
A contrast dispensing system ( 10 ) reduces cost by directly connecting a check valve ( 210 ) to and between the reservoir inlet port ( 220 ) and the mating luer connector ( 204 ) of a disposable...
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6796971 |
Container for intravenous administration
A device for storing and administering a medical fluid comprising a sealed flexible formed container with an opening part in its front end in which an insert is positioned. Over the insert, the...
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6796965 |
Syringe with filter, and filter therefor
A syringe comprising a one-way filter which permits flow of fluid into the syringe unfiltered but which filters the fluid when expelled from the syringe.
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