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| Number | Title | Issue Date |
| 8091485 | Locomotive car body flexible joint The present invention provides a joint for transferring load from the underframe of a locomotive to the cant rail of its car body. The joint includes a base connected to the underframe of the locomotive with a body portion attached thereto. This body portion carries... | 01/10/2012 |
| 7438769 | Process for diffusing titanium and nitride into a material having a coating thereon A method for diffusing titanium and nitride into a base material having a coating thereon using conventional surface treatments or coatings. The method generally includes the steps of providing a base material having a coating thereon; providing a salt bath which in... | 10/21/2008 |
| 6054864 | In-circuit capacitor checker A capacitor test apparatus for checking the capacitance of a capacitor without removing the capacitor from the circuit. Selection of the designated capacitance of the capacitor by means of a user-actuated selector switch automatically selects a test signa... | 04/25/2000 |
| 5368708 | Lens decontamination system A system by which contaminants from and below the surface of contact lenses may be electrokinetically removed. The system includes a protective encasement packet in which a lens is safely protected upon its removal from the eye, through the cleaning proce... | 11/29/1994 |
| 4610781 | Fluid processing system with flow control manifold A fluid processing system includes an integral flow control and distribution manifold for establishing fluid communication between conduit segments of the system. In use, the fluid manifold is received in an actuator head of an associated processor appara... | 09/09/1986 |
| 4501531 | Control circuit for a blood fractionation apparatus An apparatus for the continuous flow fractionation of whole blood incorporates motor driven whole blood, anti-coagulant and replacement pumps, negative and positive pressure monitors, and a dual bubble detector which function in conjunction with a disposa... | 02/26/1985 |
| 4498983 | Pressure cuff draw mode enhancement system and method for a single needle blood fractionation system A pressure cuff draw mode enhancement system for a blood fractionation system having a single-lumen phlebotomy needle, a flow-through plasma separation filter, and an in-process fluid reservoir, includes a pressure cuff in operative association with the d... | 02/12/1985 |
| 4493693 | Trans-membrane pressure monitoring system A monitoring system for monitoring trans-membrane pressure in plasmapheresis apparatus utilizing a microporous membrane type filter includes first and second pressure-to-frequency transducer circuits for developing signals frequency-indicative of the inle... | 01/15/1985 |
| 4487603 | Implantable microinfusion pump system An implantable microinfusion pump system for dispensing medication at a prescribed infusion rate within the human body includes a hermetically sealed housing in which a power source and circuitry for actuating the pump are contained. A permanently magneti... | 12/11/1984 |
| 4481827 | Blood fractionation apparatus having collection rate display system An apparatus for separating and collecting plasma from whole blood includes a collection rate monitoring system which provides a digital display of the rate of plasma collection per minute. A transducer circuit within the system develops an electrical sig... | 11/13/1984 |
| 4479760 | Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to applied pressures A fluid processing apparatus for use in conjunction with a disposable fluid processing module of the type which includes an integral housing wherein fluid containers, tubing segments, and other components required in processing a fluid are contained, and ... | 10/30/1984 |
| 4479762 | Prepackaged fluid processing module having pump and valve elements operable in response to applied pressures A disposable prepackaged fluid processing module includes an integral housing wherein fluid containers, tubing segments, and other components required in processing a fluid are contained. Fluid communication between the containers, components and tubing s... | 10/30/1984 |
| 4479761 | Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to externally applied pressures A fluid processing apparatus for use in conjunction with a prepackaged disposable fluid processing module of the type which includes an integral housing wherein fluid containers, tubing segments, and other components required in processing a fluid are con... | 10/30/1984 |
| 4458539 | Blood fractionation apparatus having collected volume display system An apparatus for separating and collecting plasma from whole blood includes a volume monitoring system which provides a continuous display of the volume of plasma collected. A transducer circuit within the system develops an electrical signal frequency-de... | 07/10/1984 |
| 4447191 | Control circuit for a blood fractionation apparatus An apparatus for the continuous flow fractionation of whole blood incorporates motor driven whole blood, anticoagulant and replacement pumps, negative and positive pressure monitors, and a dual bubble detector which function in conjunction with a disposab... | 05/08/1984 |
| 4394862 | Metering apparatus with downline pressure monitoring system Metering apparatus for metering the flow of fluid through an administration set includes a peristaltic-type metering pump which repeatedly and progressively compresses a section of vinyl tubing of the administration set to provide a desired flow rate. For... | 07/26/1983 |
| 4367736 | System for detecting bubble formation in clear and opaque fluids A system for use in flow metering apparatus for detecting bubble formation in both clear and opaque fluids in an administration set includes a light source and a light detector positioned on opposite sides of a transparent tubing segment of the administra... | 01/11/1983 |
| 4344429 | Bubble detector with feedback circuit for improved sensitivity In a flow metering apparatus, a bubble detector for detecting bubble formation in tubing includes a light source and first and second light detectors. The first light detector is positioned on the opposite side of the tubing from the light source such tha... | 08/17/1982 |
| 4333016 | Liquid presence detector A liquid presence detector having a light-transmissive chamber for the liquid to be detected. A light emitting diode is positioned outside of the chamber for transmitting light through the chamber and a photosensitive transistor is positioned for receivin... | 06/01/1982 |
| 4312341 | Bubble detector In a flow metering apparatus a bubble detector for detecting bubble formation in tubing subject to deformation from internal fluid pressure includes a light source and a light detector. The light detector is positioned on the opposite side of the tubing f... | 01/26/1982 |
| 4303376 | Flow metering cassette and controller A cassette and controller for accurately controlling fluid flow through an administration set while maintaining a closed fluid system. Inlet and outlet conduits are defined in a body of the cassette and inlet and outlet valves control fluid flow through t... | 12/01/1981 |
| 4299218 | Pre-programmable metering apparatus for a fluid infusion system A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set. The metering apparatus includes a control system which allows the volume and rate of ... | 11/10/1981 |
| 4291230 | Fluorometric analyzer including shutter means for simultaneously shielding sample and photodetector during sample change A fluorometric analyzer includes a head assembly wherein the photomultiplier tube and excitation lamp of the analyzer are received in respective cavities and a transparent test cell is provided to receive a liquid sample. A first optical passage is provid... | 09/22/1981 |
| 4278085 | Method and apparatus for metered infusion of fluids Metering apparatus for metering the flow of fluid through an administration set includes a peristaltic-type metering pump which repeatedly and progressively compresses a section of vinyl tubing of the administration set to provide a desired flow rate. For... | 07/14/1981 |
| 4251305 | Method of radiant heat sealing of a balloon onto a catheter employing tinted shrink tubing A thermoplastic member such as a length of tubing for forming a catheter balloon is positioned on the thermoplastic shaft of a medical device. A length of shrink tubing is placed over each end of the balloon tubing and adjoins a portion of the shaft. Each... | 02/17/1981 |
| 4226328 | Catheterization package A single-use disposable catheterization package containing the components required for accomplishing a catheterization procedure includes an outer tray and an inner tray. During storage the inner tray is nested within the outer tray and the components req... | 10/07/1980 |
| 4217993 | Flow metering apparatus for a fluid infusion system A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set. The metering apparatus includes a control system which allows the volume and rate of ... | 08/19/1980 |
| 4213454 | Control system for metering apparatus for a fluid infusion system A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set. The metering apparatus includes a control system which allows the volume and rate of ... | 07/22/1980 |
| 4210138 | Metering apparatus for a fluid infusion system with flow control station A system for infusing fluids into the human body includes a peristaltic-type metering apparatus which controls the flow of fluid through a disposable administration set. The metering apparatus includes a control system which allows the volume and rate of ... | 07/01/1980 |
| 4199062 | Liquid container with hang flap A single-dose liquid container for storage in a sterile condition within an overpouch includes a hang flap portion which is folded over within the overpouch to minimize storage requirements. To prevent adhesion between the hang flap portion and the underl... | 04/22/1980 |
| 4155362 | Method and apparatus for metered infusion of fluids A method and apparatus for infusing fluids into the human body includes a peristaltic-type pump and an administration set having a vinyl tubing section on which the pump acts. To prevent the release of dissolved gas in the tubing section and the possible ... | 05/22/1979 |
| 4146172 | Centrifugal liquid processing system An intervivos blood processing system for centrifugally separating red blood cell and platelet components from whole blood includes a separation chamber for separating red blood cell and white blood cell components, and a collection chamber for collecting... | 03/27/1979 |
| 4120448 | Centrifugal liquid processing apparatus with automatically positioned collection port An intervivos blood processor includes a processing chamber wherein whole blood is separated into its red blood cell, white blood cell and plasma components in the presence of a centrifugal force field. The white blood cell component is removed from the c... | 10/17/1978 |
| 4113173 | Centrifugal liquid processing apparatus A centrifugal cell processing apparatus wherein a rotor assembly having a pair of containers for receiving a fluid to be processed by centrifugation is rotatably mounted on a rotor drive assembly, which is rotatably mounted on a stationary base. Liquid co... | 09/12/1978 |
| 4099920 | Temperature control and stirring apparatus for luminescence measuring photometer The apparatus is incorporated in a photometer utilized for measuring luminescence from a liquid sample containing adenosine triphosphate (ATP) and includes a cavity in a rotatable sample tube carrier inside a reaction chamber of the photometer and ports i... | 07/11/1978 |
| 4099319 | Method of assembly of electric heating element with bulkhead fitting An electric heating element assembly includes a solderless fitting for sealably securing a sheathed heating element through an aperture in a container wall or bulkhead, such as in a dishwasher or the like. The fitting includes a cylindrical sleeve positio... | 07/11/1978 |
| 4061412 | Terminal for a resistance heating element An improved terminal for a sheathed resistance heating element includes a body portion, and a tab portion folded over and connected to the body portion by a neck portion of reduced width. A first aperture for receiving a large size threaded fastener is pr... | 12/06/1977 |
| 4056224 | Flow system for centrifugal liquid processing apparatus A seal-less disposable flow system for use in conjunction with a centrifugal liquid processing apparatus or the like wherein a rotor assembly for subjecting a liquid to be processed to centrifugation is rotatably mounted on a rotor drive assembly, which i... | 11/01/1977 |
| 4037961 | System and apparatus for contour plotting the total luminescence spectrum of a sample A system for plotting the total luminescence spectrum of a sample comprises a spectrofluorometer including excitation and emission monochromator stages having operating wavelengths dependent on applied stepping pulses, and an X-Y plotter having a marking ... | 07/26/1977 |
| 4029896 | Terminal housing for an electrical resistance heater A terminal housing for surface-type resistance heating elements includes interlocking housing sections which snap together to form compartments in which connections to the heating elements are mechanically and electrically protected. The use of identical ... | 06/14/1977 |
