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| Number | Title | Issue Date |
| 7217258 | Controlled release structure for attaching medical devices A medical device for use with a fluid transfer device having a frusto-conically-shaped tip includes a hub having an open proximal end with a frusto-conically-shaped cavity therein, a distal end and a passageway therethrough. The cavity is part of the passageway. A r... | 05/15/2007 |
| 7182734 | Retracting needle safety device A retractable safety needle assembly is provided. The needle assembly includes a tubular outer body, a retraction assembly contained with the outer body and a biasing element for applying a retraction force therebetween. The retraction assembly includes a cannula ha... | 02/27/2007 |
| 7115114 | Medical device having releasable retainer A medical device having a releasable retaining includes needle cannula connected to a hub having an open proximal end with a frusto-conically shaped cavity therein. The cavity is part of a passageway through the hub which is in fluid communication with the lumen of ... | 10/03/2006 |
| 7060287 | Tissue augmentation material and method A permanent, biocompatible material for soft tissue augmentation. The biocompatible material comprises a matrix of smooth, round, finely divided, substantially spherical particles of a biocompatible ceramic material, close to or in contact with each other, which pro... | 06/13/2006 |
| RE38964 | One hand needle release system A quick release needle holder, comprises a tubular barrel having a needle receiving socket on one end, the needle receiving socket having a segmented wall defining a plurality of annular jaws having internal threads, a device for normally biasing the jaws into an in... | 01/31/2006 |
| 6960196 | Detectable heavy duty needle The present invention provides a detectable heavy duty needle cannula (12) for use in hypodermic syringes and the like. Needle cannula (12) comprises a magnetizable or magnetized stainless steel alloy, which enables needle cannula (12) to be det... | 11/01/2005 |
| 6752782 | Automatically retractable safety syringe An automatically retractable safety syringe includes a needle assembly consisting of a cannula, a needle hub and a rubber O-ring, a needle cap, a retracting spring, a breakable and retractable plunger, a plunger gasket and a medicine barrel; in accordance with the s... | 06/22/2004 |
| 6558357 | Hypodermic syringe with selectively retractable needle A hypodermic syringe with a selectively retractable includes an barrel having an proximal end and a distal end that defines a receiver with a shoulder. The barrel has a hollow bore therethrough and the receiver includes a plurality of inwardly projecting ... | 05/06/2003 |
| 6436076 | Needle holder positioning structure for a safety syringe A needle holder positioning structure for a safety syringe includes a syringe with a neck portion having a top end forming a positioning projecting ring, an inner edge of a lower end of the neck portion upwardly and integrally formed with a forked elastic... | 08/20/2002 |
| 5830193 | Syringe A syringe in which one or more injectable materials are filled, comprises a cylinder or barrel in which a front partition stopper, which can be fixed or movable depending on the embodiment, and one or more intermediate partition stoppers are slidably disp... | 11/03/1998 |
| 5785692 | Safety cannula A coupling system for transferring fluids from a medicament-containing cartridge to an injection site comprises a fluid flow channel, a blunt cannula defining the distal end of the fluid flow channel, a needle cannula defining the proximal end of the flui... | 07/28/1998 |
| 5693028 | One hand needle release system A quick release needle holder, comprises a tubular barrel having a needle receiving socket on one end, the needle receiving socket having a segmented wall defining a plurality of annular jaws having internal threads, a device for normally biasing the jaws... | 12/02/1997 |
| 5637101 | Quick release needle coupling system A quick release needle holder, comprises a tubular barrel having a needle hub receiving socket and a needle engaging plug on one end, the needle receiving socket having a segmented wall defining a plurality of annular jaws having internal thread segments,... | 06/10/1997 |
| 5611786 | Needle system fastening mechanism A fastening mechanism for a needle system with the liquid system being a cartridge ampoule (4) and with a needle holder (3). The needle holder (3) is snapped onto the cartridge ampoule (4) or a cartridge ampoule holder containing the cartridge ampoule (4)... | 03/18/1997 |
| 5573514 | Holder for cartridge-needle unit This invention relates to a holder for use in combination with a pre-filled cartridge-needle unit, the holder comprising a hollow body sized for housing the cartridge-needle unit therein, and means for permitting the body to move axially relative to the c... | 11/12/1996 |
| 5533979 | Hypodermic needle steady rest and removal tool A thin blade shaped tool for the one-handed removal of a needle from an end of a syringe. The tool has an aperture in the center thereof for slideably mounting the tool on an end portion of the syringe, adjacent the needle, and sides extending outwardly f... | 07/09/1996 |
| 5531711 | Safety cannula A coupling system for transferring fluids from a medicament-containing cartridge to an injection site comprises a fluid flow channel, a blunt cannula defining the distal end of the fluid flow channel, a needle cannula defining the proximal end of the flui... | 07/02/1996 |
| 5505694 | Apparatus and method for raising a skin wheal The sight of a large I.V. needle makes one shiver with fright due to one's association of an I.V. needle with pain. An apparatus and method of anesthetizing the intended site for I.V. needle insertion is provided to reduce or eliminate the pain. In additi... | 04/09/1996 |
| 5451214 | Syringe apparatus An improved syringe apparatus for use with interchangeable, disposable medicinal ampoules is provided with an advantageous mechanism for facilitated, one-handed operation in the ejection of a spent ampoule. The improved construction also includes a needle... | 09/19/1995 |
| 5389086 | Safety cannula A coupling system for transferring fluids from a medicament-containing cartridge to an injection site comprises a fluid flow channel, a blunt cannula defining the distal end of the fluid flow channel, a needle cannula defining the proximal end of the flui... | 02/14/1995 |
| 5336202 | Attachment for a syringe for spraying mixtures of fluids The equipment consists, on the one hand, of a metallic adaptor (2) having an upstream end (10) which can be connected to the syringe and a downstream end (9) which can be connected to a disposable cannula (1), the said cannula (1) defining at least two ch... | 08/09/1994 |
| 5250037 | Syringe having needle isolation features A hypodermic syringe has a syringe barrel with a distal end and a passage therethrough communicating with a fluid-receiving chamber in the syringe barrel. A barrier extends across the passage to isolate the fluid in the chamber. A needle cannula is mounte... | 10/05/1993 |
| 4900304 | Solid preparation administering instrument A device for administering solid or semisolid preparations under the skin, which comprises a solid needle member with an acute tip end, and a cylindrical member slidably mounted on the needle member. The solid needle member having a recess at its front pa... | 02/13/1990 |
| 4898588 | Hypodermic syringe splatter shield A splatter shield for use with a hypodermic syringe to prevent high-angle back-splatter, from syringe lavage, into the user's face. The splatter shield comprises a preferably circular sheet of stiff material which is preferably colorless and transparent, ... | 02/06/1990 |
| 4788986 | Holder for blood collecting needle A needle holder for use with a double ended blood collection needle having a first sharpened end and a second sharpened end and a hub intermediate the first and second ends of the needle, and an evacuated blood collection tube stoppered at one end by a ru... | 12/06/1988 |
| 4723945 | Hypodermic syringe A hypodermic syringe consists of a syringe body (3) and a cylindrical ampoule (4) inserted therein, a Luer-Lock connection for a cannula (1) being provided on the syringe body (3), the Luer-Lock connection being constructed in two pieces, the connecting m... | 02/09/1988 |
| 4568336 | Pre-filled hypodermic syringes A hypodermic syringe capable of pre-filling aseptically from either end. Both ends of the rimmed syringe barrel are sealed and capped with standard vaccine or syringe vial closures and crimped aluminum seals. Both ends of the pre-filled and sealed syringe... | 02/04/1986 |
| 4266815 | Connectors A connector for medico-surgical tubing has a plastics body with a male Luer tapered forward portion that is shaped for engagement with a coupling member having a cooperating Luer tapered bore. The body has a rear portion of prismatic shape and square cros... | 05/12/1981 |
| 4084588 | Parenteral drug storage device with closure piercing coupling member A syringe or other container which may be prefilled with a parenteral drug has an end closed by a pierceable seal that is engaged between the end of the syringe barrel and a plastic sealing cap. A coupling member is disposed for sliding movement on the ca... | 04/18/1978 |
| 4076285 | Laminar flow connector for conduits A laminar flow connector for conduits including a first element having a portion for receiving a first conduit and a hollow tapered member having one end in open communication with the end of the first conduit and continuously tapering away from the first... | 02/28/1978 |
| 4046479 | Removable locking connector for Luer fittings Removable connector for locking Luer fittings together, comprising a cylindrical sleeve having internal threads toward the ends thereof for engaging external threads on male and female Luer fittings. In one particularly preferred embodiment, the internal ... | 09/06/1977 |
| 3987930 | Dual-ended tubing cap An intravenous tubing cap for sealing the end of a male tubing coupling or a female tubing coupling is provided by a plug having a tapered male fitting at one end being backed against a tapered female fitting at the other end. The plug may be molded in on... | 10/26/1976 |
| 3974832 | Interchangeable hypodermic needle assemblage An interchangeable needle assemblage for a hypodermic syringe which enables needles of varying lengths and characteristics to be readily attached to the barrel of an existing syringe or vial. Where double-ended needles are utilized, the barrel or vial has... | 08/17/1976 |
| 3958570 | Syringes and syringe capsules In a syringe or syringe capsule, particularly for micro-administration of highly viscous liquids, there are provided a zero or negative allowance between the barrel and the plunger and a low friction, resilient interface between the barrel and the plunger... | 05/25/1976 |
