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Thomas Edison ; 1889
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| Number | Title | Issue Date |
| 6640527 | Center feed finger adjustment mechanism for header The mechanism alters the position of a set of auger fingers positioned in front of a feederhouse opening relative to auger fingers on the outer ends of a transverse auger of a header of a combine harvester. A center finger auger shaft is positioned betwee... | 11/04/2003 |
| 5580351 | Pointed adapter for blunt entry device The present invention relates to a pointed adapter which enables a blunt entry device such as a blunt cannula to readily penetrate an elastomeric closure such as a conventional vial stopper. The adapter includes a breakaway collar which initially protects... | 12/03/1996 |
| 5569193 | Syringe system accommodating separately storable prefilled containers for two constituents A prefilled, two-constituent system is provided with first and second containers. The first container includes a first chamber having a dispensing end. The dispensing end defines a dispensing passage communicating through the dispensing end to accommodate... | 10/29/1996 |
| 5543042 | Waste agent reservoir for suction drainage system The present invention is directed to a waste treating reservoir for treating waste collected using an associated suction system. A disposable receptacle connected to an associated suction system includes a sealed chamber such as a liner and a lid with a p... | 08/06/1996 |
| 5520666 | Valved intravenous fluid line connector A valve including a substantially rigid cannula and a valve member positioned for operable communication with the cannula. The valve member is formed from a substantially resilient material, having a slit extending therethrough, and movable with respect t... | 05/28/1996 |
| 5514123 | Sterile formed, filled and sealed flexible container The present invention relates to a sterile form, filled and sealed flexible solution container and an attached port assembly that allows for the sterile dispensing of the solution. In particular, the present invention relates to a sterile formed, filled a... | 05/07/1996 |
| 5507733 | Securable collar for fluid connector A securable collar is used with two connectors to prevent the inadvertent disconnection of IV tubing sets. The securable collar includes a housing supported by one of the connectors, a radial flange extending from the housing, a collar having a frustum-sh... | 04/16/1996 |
| 5498241 | Winged needle assembly with protective member This invention pertains to an intravenous infusion set and in particular, a winged needle assembly used for venipuncture having an integral hollow tubular protective member to reduce accidental needle sticks from such infusion set. The tubular member has ... | 03/12/1996 |
| 5498338 | Peritoneal dialysis system using reverse osmosis purification device Medical drug formulation and delivery system includes a reverse osmosis device for purifying water from a source comprising a housing having an inlet for passage of water from the source, a first outlet for passage of purified water from the housing and a... | 03/12/1996 |
| 5493845 | Method for forming, filling and sealing a sterile flexible container The present invention relates to a sterile form, filled and sealed flexible solution container and an attached port assembly that allows for the sterile dispensing of the solution.... | 02/27/1996 |
| 5470327 | Pointed adapter for blunt entry device The present invention relates to a pointed adapter which enables a blunt entry device such as a blunt cannula to readily penetrate an elastomeric closure such as a conventional vial stopper. The adapter also includes a collar which initially protects the ... | 11/28/1995 |
| 5460617 | Syringe plunger with intermediate pushing surface The present invention is directed to a syringe plunger for use to administer a solution front a syringe of the type having an axially slidable piston sealing an axially extending barrel having a nozzle. The plunger includes a rigid stem member axially ext... | 10/24/1995 |
| 5458935 | Thermoplastic urethane elastomer The invention provides a thermoplastic polyurethane elastomer which contains a blend of polyurethane resins and is suitable for use in the form of tubing. The blend has a tensile strength of more than 7000 psi and an ultimate elongation greater than 200%.... | 10/17/1995 |
| 5415528 | Solution pumping for maximizing output while minimizing uneven pumping pressures A solution pumping system is disclosed which is embodied as a disposable pump cassette including a self-contained positive displacement pump, and an associated pump driver including a reciprocable pump piston for driving the pump of the cassette. This sys... | 05/16/1995 |
| 5405340 | Threaded securing apparatus for flow connectors A self-threading securing apparatus is used in combination with two tubular flow connectors to prevent the inadvertent disconnection of I.V. tubing sets. The securing apparatus includes a hollow shroud surrounding an extending cannula. The inner surface o... | 04/11/1995 |
| 5403525 | Method of forming a reseal member for use with blunt cannulas A reseal member having a preferentially weakened central portion, and a method of its manufacture through the application of ultrasonic energy. The reseal is for use with an associated blunt cannula. The reseal comprises a central region and a peripheral ... | 04/04/1995 |
| 5403293 | Molded partial pre-slit reseal This invention pertains to a reseal member made of a resilient material used for sealing a fluid access port. The reseal member is inserted into the fluid access port and prevents fluids from passing therethrough. The reseal member is provided with a slit... | 04/04/1995 |
| 5382241 | Adapter assembly for cannula hub syringe A multiple configuration adapter assembly is provided for a prefilled emergency syringe and includes a cylindrical sheath, a removable sharp needle assembly and a luer extension assembly.... | 01/17/1995 |
| 5382229 | Irrigation solution re-circulating system An irrigation solution re-circulating system comprises a reservoir of irrigation solution, a solution supply line for joining the reservoir in fluid communication with a surgery site for delivering a controlled volume, pressure, and temperature of the irr... | 01/17/1995 |
| 5364384 | Flexible container with intergral protective cover A flexible container for medical solutions is provided that includes first and second film sheets sealed together along multiple sides so as to form a pouch having an open end. An end port member is located between and sealed to the first and second film ... | 11/15/1994 |
| 5352364 | Medical drug formulation and delivery system and reverse osmosis purification device A reverse osmosis device for purifying water from a source comprising a housing having an inlet for passage of water from the source, a first outlet for passage of purified water from the housing and a second outlet for passage of waste water remaining af... | 10/04/1994 |
| 5347847 | Test apparatus employing pneumatic bridge for testing pneumatic flow resistance and related methods In an apparatus for testing pneumatic flow resistance of a test component, such as an air filter useful in a system for admixing parenteral solutions, a pneumatic bridge has two branches connected, via a filter, a flow restrictor, and a flowmeter, to a so... | 09/20/1994 |
| 5339595 | Head for apparatus for filling a container and placing a stopper therein An improved head is provided for an apparatus which places a stopper in the opening of a filled container. The head has a sleeve which includes an inflatable bladder for receiving the end of the filled container and for temporarily sealing the periphery o... | 08/23/1994 |
| 5336053 | Method of testing for leakage in a solution pumping system A method of testing a pumping system including a pump cassette effects pressurization of the system, with subsequent monitoring of any pressure loss in the system. This is achieved by closing any inlets and outlets of the cassette, and thereafter over-pre... | 08/09/1994 |
| 5334180 | Sterile formed, filled and sealed flexible container The present invention relates to a sterile form, filled and sealed flexible solution container and an attached port assembly that allows for the sterile dispensing of the solution.... | 08/02/1994 |
| 5332399 | Safety packaging improvements Packaging of highly toxic materials entails incorporating safety improvement so as not to endanger patients and health care workers. Such safety improvements include the use of suitable sealing members between the glass vials and the protective covering t... | 07/26/1994 |
| 5328041 | Two piece stopper for blunt fluid connector A stopper assembly for sealing the open end of a container and usable with a blunt entry device includes an elastomeric stopper having an annular flange portion, a hollow plug portion, and a thin diaphragm portion, the flange portion covering and abutting... | 07/12/1994 |
| 5322515 | Luer adapter assembly for emergency syringe A luer adapter assembly for a prefilled emergency syringe includes a cylindrical sheath which extends coaxially with the syringe needle. The sheath can be integrally molded with the injector housing or is attached to the syringe injector housing by spin w... | 06/21/1994 |
| 5319979 | Load cell pressure sensor for pump cassette The present invention relates to a compression load cell used to monitor pressure in a diapragm cassette pumping system. A plunger is axially slidable in a linear bearing and has a first end in contact with the cassette and the second end in contact with ... | 06/14/1994 |
| 5313992 | Transfer tubing set for compounding solutions The present invention relates to a fluid transfer tubing set assembly including a disposable pumping component, tubing component, a tray component for organizing the tubing, a handle component for the pumping component and a packing box which facilitates ... | 05/24/1994 |
| 5312547 | Medical drug formulation and reverse osmosis purification device Medical drug formulation and delivery system includes a reverse osmosis device for purifying water from a source comprising a housing having an inlet for passage of water from the source, a first outlet for passage of purified water from the housing and a... | 05/17/1994 |
| 5306242 | Recirculation through plural pump cassettes for a solution compounding apparatus An apparatus and method are disclosed for compounding of parenteral admixture solutions, and recirculation with the admixture solution being formed. The apparatus includes a multiple pump cassette configured for operative association with a pump driver, w... | 04/26/1994 |
| 5292306 | Method of detecting occlusions in a solution pumping system A method of detecting occlusions in a solution pumping system includes monitoring and analyzing pressures within the system during selected portions of a pumping cycle. The pumping system of the illustrated embodiment includes a positive displacement pump... | 03/08/1994 |
| 5289858 | System for accommodating withdrawal of liquid from a bulk supply A protection system is provided for the transfer of toxic liquid from a bulk container through a first conduit to a connector for a delivery device such as a dosage syringe. A second conduit connects the connector to a waste receptacle. The first and seco... | 03/01/1994 |
| 5279571 | Access site for fluid delivery system An access site for a fluid delivery system is disclosed. The apparatus comprises a rigid, tubular housing having a stepped inlet end, an outlet end and a bore therebetween, the stepped inlet end having an initial larger diameter cavity than the bore. With... | 01/18/1994 |
| 5248306 | Axial retainer for flow connectors A retainer is used in combination with two tubular flow connectors to prevent the inadvertent disconnection of I.V. tubing sets. The retainer includes at least one open collar having a flexible opening so as to be radially and securely attachable adjacent... | 09/28/1993 |
| 5232029 | Additive device for vial An adapter has a cannula to deliver a drug to the interior of a vial. The vial contains a plunger that has a penetratable self-sealing rubber diaphragm, as is common. The adapter comprises a barrel adapted to fit over and telescope onto the vial, with a c... | 08/03/1993 |
| 5190525 | Drug infusion manifold A drug infusion manifold for controlling the infusion of drugs and/or other solutions into an intravenous patient feed line. The manifold includes a housing defining an elongated in-line flow channel that communicates at one end with a carrier fluid inlet... | 03/02/1993 |
| 5171214 | Drug storage and delivery system A drug storage and delivery system that includes a drug containing vial assembly, a syringe assembly, and an adapter assembly for attaching the vial assembly to the adapter assembly. The vial assembly includes a vial that is provided with a pierceable sto... | 12/15/1992 |
| 5167816 | Sterile coupling device for drug container The present invention is directed to a device for sterile coupling and decoupling of a first solution system to a second solution system. The first system has a resealable member so as to allow access into the system. The device includes a housing for rec... | 12/01/1992 |