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| Number | Title | Issue Date |
| 4863441 | Venous return catheter A kink-resistant, dual-drainage, venous return catheter preferably completely comprised of a polyvinyl chloride material and molded in a conventional injection molding process. This catheter comprises a smaller portion dimensioned to be received in a vena... | 09/05/1989 |
| 4820265 | Tubing set A tubing set, the major portions of which are defined from a trilumen section of tubing, comprises three lines including an inflow line, an outflow line and a pressure sensing line. The inflow line includes a header portion engageable about the rollers of... | 04/11/1989 |
| 4819334 | Orbital saw device An orbital saw for use in orthopedic applications such as cutting bones including a one-piece, externally mounted saw blade that can be quickly and easily replaced by unlocking a pair of blade clamps. The saw can be battery operated. The battery is keyed ... | 04/11/1989 |
| 4808159 | Apparatus and method for admixture blood warming Rapid mechanical admixing of blood products at a storage temperature of 4° C. with a saline solution in a temperature range of 50°-70° C. results in a mixture temperature sufficient to prevent hypothermia upon transfusion, which temperature rise per vo... | 02/28/1989 |
| 4781525 | Flow measurement system Blood flow rate in a motor driven centrifugal blood pump is measured indirectly and non-invasively by sensing a first parameter representative of pump RPM and a second parameter representative of motor torque. The blood flow rate is computed as a function... | 11/01/1988 |
| 4767289 | Peristaltic pump header A pump header for use in a peristaltic pump. The pump header includes a flexible outer tube, a collapsible-expandable inner tube, a pressure control valve member and a one-way-flow valve member. The inner tube is disposed within a passageway of the outer ... | 08/30/1988 |
| 4733662 | Tissue gripping and cutting assembly for surgical instrument A surgical instrument including a reusable handle and a removable sheathed blade assembly comprising an elongate sheath with a plurality of elongate surgical blades longitudinally received within said sheath and selectively projectable therefrom along gui... | 03/29/1988 |
| 4701160 | Catheter and method for infusing fluid into a patient A medical catheter and a method for infusing blood into a patient. The medical catheter has first and second inlet openings, an outlet opening, a passageway connecting the openings, and a flexible valve member between the inlet openings. The valve member ... | 10/20/1987 |
| 4683877 | Orthopedic casting article and method A casting article and method for forming an orthopedic cast around an animal body part. The article comprises a unitary blank having first and second lateral free edges. The blank is dimensioned and the free edges are shaped to extend the length of the bo... | 08/04/1987 |
| 4674500 | Sheathed knife instrument A surgical instrument comprising an elongate reusable handle and disposable, interchangeable sheathed blade modules. Each sheathed blade module including an elongate tubular sheath having a laterally arced blade guiding forward end portion of either a cyl... | 06/23/1987 |
| 4673409 | Implant with attachment surface An implant for use in a human body having an integral attachment surface adapted to permit tissue ingrowth. The attachment surface has an inner attachment surface and a multiplicity of spaced posts projecting from the inner attachment surface. The posts e... | 06/16/1987 |
| 4650462 | Irrigation system An irrigation system for use in arthroscopic surgery including a variable RPM pump for introducing irrigation fluid from a fluid supply to a body irrigation site, a pressure control valve in the outflow from the irrigation site, a pressure sensor and asso... | 03/17/1987 |
| 4632111 | Acetabular cup positioning apparatus Apparatus for positioning a prosthetic acetabular cup within an acetabulum during total hip replacement surgery. The apparatus includes a pusher ball, a pusher arm affixed to the pusher ball, a positioner arm, and a positioner flange affixed to the positi... | 12/30/1986 |
| 4608052 | Implant with attachment surface An implant for use in a human body having an integral attachment surface adapted to permit tissue ingrowth. The attachment surface has an inner attachment surface and a multiplicity of spaced posts projecting from the inner attachment surface. The posts e... | 08/26/1986 |
| 4605006 | Hypothermic protection pad A hypothermic protection pad for topically cooling an internal organ. The pad includes a flexible outer pouch, a flexible bladder within the pouch, a biocompatible liquid within the bladder and a thermal insulating layer within the pouch and adjacent one ... | 08/12/1986 |
| 4598826 | Heat-sealable, laminated package A heat-sealable, laminated package for hermetically sealing an object in a pouch of the package. The package has means for facilitating manual tearing the pouch along a predetermined path. The facilitating means includes two closely-spaced stiffened porti... | 07/08/1986 |
| 4563778 | Prosthetic acetabular cup An integral prosthetic acetabular cup assembly and a method for making the same including an inner liner contacting an outer backing and a plurality of spacers mechanically entrapped between the inner liner and the outer backing. The spacers may be made o... | 01/14/1986 |
| 4555155 | Bioelectrode connector A bioelectrode connector for connection with an electrode. The connector includes an elongated, conductive lower member connected to an elongated, movable upper member. The free ends of the upper and lower members are adapted to bend and thereby grasp foi... | 11/26/1985 |
| 4548597 | Dual catheter and method for separately withdrawing fluids from the human heart A dual catheter assembly and a method for separately withdrawing fluids from a vena cava and a right atrium of a human heart into extracorporeal equipment. The assembly includes a first catheter that can be positioned in the vena cava and a second cathete... | 10/22/1985 |
| 4513173 | Intumescent fire protective sheaths Intumescent fire protective sheaths useful for the protection of electric cables and conduits from open flame damage and methods for making such sheaths. The sheath comprises sheets of substantially inorganic intumescent material capable of arrangement ar... | 04/23/1985 |
| 4502562 | Stethoscope with removable insert A stethoscope including a bell and a removable insert therefore to better accomodate dimunitive skin areas. The insert is made of a resilient and deformable material. The insert snaps into the bell to releasably lock the insert into the bell. The insert r... | 03/05/1985 |
| 4475619 | Stethoscope with floating diaphragm A stethoscope including a diaphragm head with a loosely affixed diaphragm exhibiting an increased frequency response range. The diaphragm is peripherally supported adjacent the rim of the diaphragm head. The diaphragm is contacted with the head by the pre... | 10/09/1984 |
| 4462224 | Instant hot or cold, reusable cold pack A three-compartment, instant hot or cold, reusable cold pack for transferring heat to or from an object. A first compartment contains a predetermined amount of a solvent comprised primarily of water. A second compartment contains a predetermined amount of... | 07/31/1984 |
| 4421112 | Tibial osteotomy guide assembly and method A method and guide assembly for use in a tibial osteotomy wherein two pairs of parallel guide pins are inserted into the tibia at a predetermined angle with respect to each other through a guide block. The adjacent surfaces of the pairs of pins are then u... | 12/20/1983 |
| 4414967 | Internal fixation of bone, tendon, and ligaments A method of joining bone to bone, tendon to bone, and ligament to bone utilizes a power staple gun or a power rivet gun.... | 11/15/1983 |
| 4409981 | Medical electrode A disposable medical electrode having a configuration wherein the various sheets forming the electrode have at least two common edges thereby affording the manufacture of the electrode by a method comprising the cutting and laminating together of various ... | 10/18/1983 |
| 4332992 | Air flow system for combination microwave and convection oven An air flow system for a combination microwave and electric convection oven wherein a single motor drives two fans to generate a movement of air in an oven cavity and a movement of air in an electrical component compartment. The fan moving the air in the ... | 06/01/1982 |
| 4305613 | Microwave utensil handle A utensil handle assembly for a utensil suitable for use in a microwave oven combining the advantages of metal with the advantages of plastic. A split metal ring is tightly drawn around the utensil and fastened together. A plastic handle is connected to t... | 12/15/1981 |
| 4297987 | Heat exchange system A package heat exchange system is disclosed having a burner positioned in the central plenum of a substantially cylindrical heat exchanger. A fuel-air mixture is supplied through a blower supplied with fuel from a pressure regulator which requires a somew... | 11/03/1981 |
| 4289320 | Face seal for washer tub and water pump A face seal assembly mounted on a vertically oriented drive shaft is disclosed for use in connecting two members rotatable with respect to each other. The seal assembly includes a lower stationary graphite seal member which is received in one end of a rub... | 09/15/1981 |
| 4250724 | Suspension system for tub assembly in clothes washing machine A suspension system for a washing machine including a tub assembly having an outer stationary tub and an inner clothes receiving tub mounted for rotation on a central shaft extending downwardly through the lower wall of the stationary tub, comprises a fir... | 02/17/1981 |
| 4201901 | Adjustable safety interlock for microwave ovens An adjustable safety interlock is disclosed for microwave ovens or other high voltage electrical apparatus. The interlock is actuated by the movement of a counterbalance arm when the door is opened. The amount of movement necessary to actuate the interloc... | 05/06/1980 |
