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| Number | Title | Issue Date |
| 5205831 | Compression gasket for Y-connector A Y-connector With a compression gasket for compressing about a guidewire or catheter when inserted into an inner chamber of a Y-connector and compressed by a rim of a large knurled knob. When the large knurled knob is twisted with an inward force, the ri... | 04/27/1993 |
| 5147333 | Needleless injection port with automatic backcheck valve A needleless injection port and automatic backcheck valve comprises a generally tubular body having a pair of vertically offset ports extending laterally therefrom, and a spool within the bore for controlling communication between the ports. The spool is ... | 09/15/1992 |
| 4787898 | Vented needle with sideport A vented needle with sideport comprising a main body housing having dual input ports at substantially right angles to each other. An integral needle structure having a central aperture therethrough being generally in the same axial alignment as one input ... | 11/29/1988 |
| 4729401 | Aspiration assembly having dual co-axial check valves An aspiration assembly having dual co-axial check valves for pumping medical fluids with a hypodermic syringe, the assembly having a main body with two passageways in offset relationship to each other, with the passageways coming together at a large centr... | 03/08/1988 |
| 4704103 | Implantable catheter means The implantable catheter means comprises a capsula (10) having a pierceable top wall (15). A catheter (11) extending into a cavity (12) of said capsula (10) is fixed thereto by an elastomeric clamping member (30) arranged inside a connecting piece (22) wh... | 11/03/1987 |
| 4687473 | Self-contained secondary solution set A self-contained I.V. set for infusing drugs and secondary medications is disclosed. A mini-I.V. container having a filtered air vent and a valved filling port is filled by a disposable syringe. A drip chamber below the mini-I.V. container receives medica... | 08/18/1987 |
| 4683916 | Normally closed automatic reflux valve A normally closed, one-way check valve having a body composed of two cylindrical containers which complement each other, each of said containers having a tubular projection with a liquid opening therethrough, one of said cylindrical chambers provided with... | 08/04/1987 |
| 4671408 | Temper-resistant protective capping device for filled syringes A tamper-resistant filled syringe protective capping device which comprises a one-piece molded product, comprising a base section having a portion thereof provided with a female luer port, a sterility protector, and two side portions which at their furthe... | 06/09/1987 |
| 4664800 | Micron chamber I.V. with support ring A small micron filter unit comprising a main body connector unit, a single structure filter element, and an adapter unit for complementary engagement with the connector and for receiving and holding the single filter element. Preferably, the adapter unit ... | 05/12/1987 |
| 4631058 | Guard for right angle winged infusion needle A guard for a right angular winged infusion needle includes a trough like body which receives and protects the needle and a clip portion at one end of the guard extending at right angles to the trough like body snugly grips the wing attachment on the need... | 12/23/1986 |
| 4627843 | Guard for right angle infusion needle A guard for a right angle winged infusion needle includes an elongated trough-like body which receives and protects the needle and an end socket extension which receives and holds a finger pad bonded to the wing at one end of the needle and disposed in a ... | 12/09/1986 |
| 4615694 | Vented cone filter A vented cone filter for use with intravenous liquids which may contain undesired particles as well as gas such as air therewith. A vented chamber of elongated tubular construction and provided with a pointed input opening at one end thereof receives a co... | 10/07/1986 |
| 4556086 | Dual disc low pressure back-check valve A low pressure back-check valve comprising a valve housing with a fluid inlet and outlet, a valve seat, and a dual disc valve element normally biased into closed position against the valve seat by mechanical support structure within the housing. One of th... | 12/03/1985 |
| 4535820 | Normally closed check valve A normally closed, one-way check valve having a body composed of two cylindrical containers which complement each other, each of said containers having a tubular projection with a liquid opening therethrough, one of said cylindrical chambers provided with... | 08/20/1985 |
| 4378013 | Flow controller for IV chamber An IV chamber flow controller includes a plug integrally connected to the chamber and a flexible tube extending through the plug. A plunger rod is moved by a skirt which is rotatably mounted on the chamber and pinches off the tube to stop flow from the ch... | 03/29/1983 |
| 4366817 | Winged IV catheter A catheter anchoring assembly includes a winged section which is easily anchored to a patient to securely attach the assembly to that patient. The winged section includes a tubular body attachable to a catheter hub and through which the catheter extends. ... | 01/04/1983 |
| 4313539 | Additive cap and package therefor A multiplicity of caps are aseptically stored in a rigid blister package, with each cap being releasably mounted on a retainer. A plurality of retainers are stored in the package. Each cap includes a clamping fin coupled to the cap skirt by a hinge which ... | 02/02/1982 |
| 4310017 | Backflow check valve for use with IV administration sets A backflow check valve includes male and female hubs sonically welded together with a flow control disc located within the check valve. The disc permits flow in one direction through the check valve, but prevents flow in the other direction through the ch... | 01/12/1982 |
| 4287065 | Filter hub assembly A filter hub assembly has a male portion which serves as a needle accommodating unit ultrasonically welded to a female portion with a filter interpositioned therebetween. The needle accommodating unit has a sealing shoulder thereon and a lowermost rim whi... | 09/01/1981 |
| 4286591 | Syringe cap A syringe cap includes a base which is polygonal in peripheral outline and has a planar top and a planar bottom. The cap is very stable in the upright orientation thereof and is easily grasped aseptically to be placed on or taken off of a syringe tip.... | 09/01/1981 |
| 4246932 | Multiple additive valve assembly A multiple valve assembly for use in the medical field includes a pair of flexible valve discs which are essentially co-planar with each other. A pair of tube connectors are oriented to be at an essentially right angle with respect to each other, and flui... | 01/27/1981 |
| 4244366 | Syringe stroke controlling mechanism A syringe stroke controlling mechanism includes a gripping member encircling a syringe barrel and a cap on the plunger of the syringe. A spring urges the plunger outwardly of the barrel and a metering rod couples the cap to the gripping member. Adjustment... | 01/13/1981 |