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6228054 Interchangeable safety needle cannula module that is activated by a safety syringe and plunger module  
A safety needle cannula module that is interchangeable in combination with a safety syringe and plunger module, wherein the safety needle cannula module is formed with one of a variety of needle...
6217551 Injection needle  
In an injection needle provided at the tip of an injector, the injection needle is provided with a properly rotatable operation member in front of a base thereof, an engagement member is fixed...
6210374 Needle protective sheath device  
An inner cylindrical member has a first pair of locking projections on opposite sides of the member at a proximal end and has an extension to which a syringe needle is secured. A second pair of...
6210373 Needle safety cover  
An apparatus was disclosed comprising a housing having a proximal end and a distal end, the housing slidably mounted on a needle shaft below a needle distal tip, the clip having a bridge, a...
6206857 Syringe with needle retraction arrangement  
A syringe with needle retraction arrangement is adapted for automatically retracting the hollow needle into a hollow plunger after use so as to prevent the used needle from contacting with...
6206853 Self-retracting syringe needle  
The invention concerns a self-retracting syringe needle comprising a body (1) supporting an injection needle, a plunger (4), a sheath (5) enclosing the body (1), a spring (6) arranged between the...
6203527 Bi-directional clamping guard for needle stick protection  
A needle stick protecting device slideably mounted over medical needles having pointed tips, comprising at least two clamping members sliding over the needle shaft and joined together at their...
6196997 Syringe  
A disposable syringe mainly used in medical treatment facility and formed so that the piston (4) is pulled into the inside of the syringe body (21) with the needle support (6) by pulling out the...
6193687 Safety hypodermic syringe  
A safety hypodermic syringe is constructed to include a barrel, a needle assembly, a female connector, a plunger, and a male connector, wherein the female connector is disposed in the front end of...
6193690 Inclined plane latching device for an IV catheter  
A intravenous catheter device having a biased spring hard needle, disposed in a soft catheter. The biased spring hard needle is held within an elongated hollow barrel wherein the biased spring...
6193695 Disposable safety syringe having a retractable needle  
A disposable syringe assembly generally including a cylinder assembly 10, a needle assembly 20, a piston assembly 30, a seal cap assembly 40, a piston stem 50 and handle 60. The cylinder assembly...
6190361 Selectively lockable needle guard  
A needle guard assembly for a syringe adapted to receive a hypodermic needle assembly. The guard assembly includes a needle guard that is slidably mounted on a needle-supporting hub. The needle...
6186979 One-handed retractable blood collection device with trap-in container  
A blood collection device combining an elongated needle cannula and vial insertion cannula fixed to a rotatable reel. The rotatable reel is supported in an L-shaped bowl and hollow stem...
6186960 Disposable medical collection tube holder with retractable needle  
A disposable medical collection tube holder assembly with retractable needle is disclosed. The spent needle, or other similar medical device, affixed to the holder may be safely encapsulated and...
6183440 Hypodermic syringe having a selectively retractable needle  
A syringe includes an elongate barrel having an open proximal end and a distal end that includes a fitting. It also has a plunger having a proximal end and a distal end, sized for slidable...
6183439 Device for winding and storing a used needle of an injector  
A device for winding and storing a used needle of an injector. The device includes a needle-hub assembly, a cylindrical container and a needle winding axle. A hub of the needle-hub assembly is...
6179812 Retractable needle medical devices  
A safety medical device having a sharpened needle is provided. After use, the needle is retracted so that the contaminated needle is shielded to prevent inadvertent contact with the contaminated...
6171285 Retractable syringe  
A retractable syringe characterized by a syringe needle which can be retracted into the barrel of the syringe and locked therein after use, to prevent accidental needle sticks or re-use of the...
6149630 Syringe with squeeze release needle guard  
A syringe (10) for drawing blood from a patient, the syringe having a barrel (12) with a restricted free end (12a) and a needle assembly (14) releasably secured to the restricted free end. A...
6139526 Single use self disabling safety syringe  
The disclosure is of a syringe including a barrel containing an injectibe fluid and a plunger for moving the fluid. The barrel is made up of two parts which are held together in the barrel during...
6132401 Safety syringe  
The invention concerns a safety syringe in which the needle may be held within a sheath both before and particulary after use without handling. The syringe consists essentially of a generally...
6129710 Needle cannula attachment device for a disposable syringe  
The present invention provides a safety syringe having a syringe cylinder, a piston stem, a needle cannula capable of being retracted into said syringe cylinder, and a needle cannula attachment...
6129711 Fluid-containing plastic disposable syringe that is to be sterilized and a process for filling and sealing same  
A process for filling and sealing a fluid-containing plastic disposable syringe that is to be sterilized, wherein the disposable syringe includes a barrel having a front end, a nozzle part having...
RE36885 Safety needle system assuring hazard-free handling after needle contamination  
A safety needle and blood collection and sampling system precluding needlstick injury by contaminated needles wherein a used needle is captured immediately within its carrier upon retraction of...
6120478 Single use syringe  
There is disclosed herein a single use syringe (1) having a container section (2), a valve section (4) and a hollow needle (4a). The valve section (4) contains a one-way valve (40) which allows...
6120479 Auto-destruct disposable syringe  
A disposable auto-destruct syringe is disclosed which includes a syringe barrel for holding an injectable fluid, a piston reciprocatable in the barrel and sealingly engaging the barrel wall, a...
6117107 Safety syringe for intravenous injection with a guided plunger  
A safety syringe for intravenous injection with a guided plunger is provided that comprises a barrel, a needle unit, and a plunger. An outlet is eccentrically disposed on the top of the barrel....
6117112 Single-use safety syringe  
A single-use safety syringe assembly comprises an elongated, generally cylindrical barrel which forms a hollow nozzle located at the distal end of the barrel and which opens into the interior of...
6102893 Prefilled safety syringe  
A single-use disposable syringe device has a tubular body with a nose portion for receiving a hollow needle that communicates with an inner portion of the tubular body. The device also includes a...
6102894 Modular retractable spring needle cannula blood collection device  
A modular retractable spring cannula blood collection device that is comprised of a needle cannula with a rigid first end and a biased spring formed at the second end. The second end of the needle...
6096006 Blood-collection needle-disposal system  
A blood-collection apparatus has a needle having a sharp front end and a sharp rear end, a mounting collar on the needle between its ends and a holder tube extending along an axis and having front...
6093170 Structure safety syringe  
An improved structure safety syringe comprised of a barrel having two trapezoidal-shaped tabs, a sleeve with a guide slot and, furthermore, limit slots extending from the circumferential surface...
6090077 Syringe plunger assembly and barrel  
A tamperproof retractable non-reusable syringe has a one piece hollow outer body with a barrel for a slidable plunger, a transition zone and a smaller diameter nose portion. An elongated needle...
6086568 Syringe plunger rod for retracting needle syringe  
An improved syringe plunger rod for a retracting needle syringe is illustrated having a plunger rod with inner and outer members and a retaining ring. The retaining ring restricts movement between...
6085944 Syringe metering unit for bottle top dispenser  
A syringe made of plastic serves as a metering part for a bottle-top dispenser. It includes a piston-cylinder unit, which has a cylinder sleeve with an installation opening for the piston, and a...
6083199 Retractable syringe  
A single use retractable syringe (1) comprises a hollow barrel (2), a needle (3) engaged with a first end (4) of the hollow barrel (2) and a plunger (5) slideably disposed in the hollow barrel...
6083200 Medical syringe  
The invention concerns a medical syringe comprising a tubular body, in which slides a plunger comprising an opening, the plunger comprising a sealing piece, movable in the plunger and which closes...
6080461 Viscoelastic memory means and flow control valve and use thereof to produce a single-use, auto-destruct injection device  
Solid disks of polyethylene oxide are radiation crosslinked to instill viscoelastic memory. The disks are then pierced with a needle, heated, cooled and the needle removed to form disks containing...
6077245 Disposable syringe with retractable needle  
A disposable medical syringe apparatus with retractable needle is disclosed. The spent needle, or other similar medical sharps device, affixed to a detachable needle hub on the syringe barrel may...
6066115 Safety syringe  
A safety syringe includes a barrel, a plunger, a needle set and a needle sheath. The plunger can be engaged with the needle set after completing an injection with the syringe, and the needle set...
6053894 Hypodermic syringe  
A hypodermic syringe is disclosed wherein the medicine in the outlet tube leading to the hollow needle is caused to be injected into the patient. The expulsion of the fluid medicine from the...
6053892 Syringe head with warranty seal  
PCT No. PCT/EP97/03296 Sec. 371 Date Dec. 22, 1998 Sec. 102(e) Date Dec. 22, 1998 PCT Filed Jun. 24, 1997 PCT Pub. No. WO97/49444 PCT Pub. Date Dec. 31, 1997A hypodermic syringe head with...
6050974 Retractable hypodermic needle  
An automatically retractable hypodermic needle incorporating a spring loaded needle assembly held in place by a rotatable member having a dislodgable filler sleeve extending through a hole in the...
6050977 Syringe with retractable needle assembly  
An improved syringe of the type having a hollow body which is closed at one end by an injection means and is open at the other end, the open end receives an elongated plunger means which moves...
6036675 Safety sterile cartride unit apparatus and methods  
A low cost safety sterile cartridge injector apparatus comprising an injector and a safety needle sheath having elements which promote facile assembly and disassembly. An embodiment is disclosed...
6036671 Breakaway syringe and disposal apparatus  
A breakaway intravenous needle device, including a syringe and needle assembly, and a disposal apparatus for removing, retaining and discarding needles attached to the intravenous needle device....
6033387 Process for manufacturing an injection device of the prefilled type containing a dose of liquid for injection, and injection device produced  
The invention relates to a process for manufacturing an injection device of the pre-filled type comprising producing, in a deformable plastics material, a tubular syringe body (101) equipped with...
6033385 Safety vein syringe with retractable special needle  
A safety vein syringe with retractable special needle, including a syringe barrel, a plunger, an injection needle and a guiding mechanism formed between the needle holder and the plunger. By means...
6024710 Blood collection tube closure for use with a needle holder  
An assembly for the collection of a patient's blood specimen comprises an elongate needle holder, a blood collection tube, and a cap closing the blood collection tube. The needle holder supports a...
6017325 Disposable syringe with automatically retractable hypodermic needle  
A disposable syringe with an automatically retractable hypodermic needle for use in the injection of medicinal substances and/or the removal or samples of blood and liquids in general in human or...