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5163908 |
Fail safe composite hypodermic syringe with reversible needle and guard assembly
A disposable hypodermic syringe with collapsible plunger has a needle guard filled with a disinfectant-saturated media. The guard is threadably-reversibly mountable, end-for-end, on a distal end of...
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5163916 |
Safety syringe with offset needle
A medical device particularly adapted for use with a syringe including a nonlinear needle or a nonlinear protective shield wherein the protective shield is movable between a needle exposing...
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5163918 |
Disposable safety syringe
A disposable safety syringe includes a barrel (1), an injection needle (4) fitted on the fore end of barrel (1), and a plunger (6) slidable in the barrel (1) from a syringe-filling utmost retracted...
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5156599 |
Syringe and sliding locking needle shield
A safety syringe having a protective barrel which is movable between a retracted position wherein the needle is exposed and a locked extended position wherein the needle is protected. A collar is...
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5154698 |
Single use syringe incorporating a sliding protection cap for the needle
This invention concerns a single-use syringe having an external longitudinally sliding conforming protection cap for the needle. The sliding cap and the syringe have a mechanism for reciprocal...
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5154699 |
Safety winged needle device for use with fistulas
Shielded winged needled medical devices for use as part of fistula sets and which minimize accidental needlesticks of the skin by an exposed contaminated needle are provided. The medical devices...
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5152751 |
Hypodermic needle safety shield
A manually operated needle-shielding safety device attachable to a standard hypodermic needle and syringe medical apparatus (42). By forward directed thumb or finger stroke upon a proximally...
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5151088 |
Safety needle and syringe assembly
A disposable safety needle and syringe assembly includes a needle shield movably positioned within a syringe housing. Movement of the needle shield from the housing is effected by movement of the...
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5147303 |
Disposable safety syringe
Disclosed is a conventional syringe held within a sheath against the bias of a compression spring by a latch engaging an upper end of the compression spring which is also attached to an upper...
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5147326 |
Combined syringe and needle shield and method of manufacture
A safety syringe of the type having a needle shield that is slidable between a needle exposing retracted position and a needle protecting extended position and wherein the needle shield is...
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5147327 |
Hypodermic needle with protective sheath
A hypodermic needle has a retractable tubular sheath slidably mounted on its forward end and movable relative thereto between a rearward retracted position exposing the front end of the needle and...
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5141500 |
Hypodermic needle guard
A needle guard for a syringe or other injection instrument with a sharp point is disclosed having a protective sleeve with a needle base, and having a retracted position and an irreversible...
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RE34045 |
Needle protective sleeve
A protective sleeve for a hypodermic needle completely overlies the needle when in a needle protection position and also overlies a needle support and at least part of a syringe to which the needle...
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5137521 |
Telescoping safety guard for hypodermic needles and the like
A safety shield slidably mounted upon a disposable hypodermic syringe and needle assembly and having an elongated guide slot which cooperates with a resilient tab cooperating therewith to maintain...
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5135505 |
Protective catheter device
Protective catheter devices are disclosed including a barrel for housing a catheter including a needle extending therefrom. The catheter is slidably retained within the barrel between a fully...
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5135517 |
Expandable tube-positioning apparatus
An apparatus is provided for positioning a core member within a passageway formed in a body. The apparatus includes at least one positioning element and a control mechanism for moving the...
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5135510 |
Hypodermic syringe
A device for preventing exposure of a contaminated hypodermic needle to health care personnel is provided. A syringe barrel having a flange at one end and a hypodermic needle at the other end is...
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5122118 |
Automatic needle-retracting syringe
An automatic needle-retracting syringe (2,80), intended for single use applications, includes a barrel (4), having a needle end (6), a plunger end (8) and a bore (10), and a plunger (12) at the...
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5120309 |
Hypodermic syringe with protective shield
The protective shield for a hypodermic syringe includes a tubular body which overlies the needle of the syringe when the shield is in the forward position. The protective shield has an opening...
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5120321 |
Safety disposable needle
A safety disposable needle has a shroud with a canted bore region slidably mounted thereon. A face of the shroud directed to engage the skin has an adhesive coating for fixing the shroud to the...
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5116326 |
Hypodermic needle sheath
A protective sheath for use with a hypodermic needle comprises a tubular body for accommodating the needle and at least a portion of the syringe barrel adjacent the needle. The sheath is latched in...
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5114410 |
Disposable hypodermic syringe
A disposable hypodermic syringe, comprising a tube, with its front part narrowed and adapted to receive a hypodermic needle, and a hollow piston capable of sliding through the inside of the tube;...
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5114409 |
Blank for and method of fabricating a needle cap finger guard
A rhomboid piece of paper and plastic laminate has a central rhomboid region scored with parallel lines of weakening. Border regions are provided with appropriate layers of adhesive such that when...
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5112316 |
Disposable safety syringe
According to the invention, the disposable safety syringe comprises means (18) for retaining the empty needle (17) in a use position, which means are disengageably actable upon a bushing (16) for...
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5108379 |
Fluid passing apparatus with means for covering the same
Apparatus for passing a fluid into or out of a warm-blooded animal which includes a fluid containing body, a needle assembly releasably mountable on the exterior surface of the body, a plunger for...
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5108376 |
Retractable intravenous needle assembly
A retractable intravenous needle assembly wherein a cannula is mounted on a hub within an interior passage formed in a housing in which the cannula and hub are slidably mounted so as to have the...
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5106380 |
Syringes
A tubular guard is provided by this invention which can be telescoped over the barrel of a syringe or other device carrying a needle adapted for injection or removal of fluid of a patient or animal...
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5106378 |
Isolating cover for a hypodermic needle
The disclosed invention comprises a transparent sleeve dimensioned to coaxially receive and substantially ensheath the barrel of a disposable type syringe, there being just sufficient clearance...
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5106379 |
Syringe shielding assembly
A syringe having a sheath that is slidingly received on a barrel of the syringe so as to be movable between a retracted needle exposing position and an extended needle surrounding position. A boss...
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5104386 |
Dental syringe apparatus
A syringe construction for use particularly in dental procedures, wherein the syringe includes an outer tubular body with a forward cap mounted thereon. A shield of arcuate configuration coaxially...
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5104384 |
Injection devices
An accessory for an injection device comprises a protective sleeve 1 for surrounding the needle 2 and has inner and outer sleeve parts 3, 5 which are movable relative to one another from a...
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5098401 |
Disposable automatic needle cover assembly with safety lock
A needle assembly and flexible automatic needle cover, with a safety lock which can be used with any conventional hypodermic syringe. The needle assembly has an off-centered conical end. The...
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5098403 |
Universal needle guard
A needle guard attachment for a syringe. The guard has a pair of concentric members one of which establishes fluid communication between the needle and the syringe body. The other member slides to...
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5092461 |
Needle cover assembly
A needle cover assembly for a needle with a clamp to slidably clip the assembly onto the needle support, a needle enclosure to fit over the needle tip and an extension connecting the clamp with the...
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5092852 |
Safety syringe for single use
A safety syringe includes a protective cap resiliently held on a needle of the syringe for preventing an unexpected injury to someone stuck by the needle, a locking tab detachably clamped on a...
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5092462 |
Disposal for disengaging and receiving needles
A receptacle includes a first recess for receiving the anterior end of the barrel of a conventional double ended needle blood collection tube holder to stabilize the holder during threaded...
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5088985 |
Safety syringe
A safety syringe having both apparatus for shielding the needle and apparatus for removing the needle after it is used. The apparatus for removing the needle is an elongated member that includes...
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5088982 |
Safety winged needle medical devices
Shielded winged needled medical devices which minimize accidental needlesticks of the skin by an exposed contaminated needle are provided. The medical devices include a hollow inner tube having a...
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5088986 |
Safety syringe
A safety device for use with a conventional hypodermic syringe including a needle shield for connection to the hypodermic syringe having a tubular housing slidably connected to a retractable needle...
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5086922 |
Disposal for needles and syringes
A receptacle includes a first recess for receiving the anterior end of the barrel of a conventional double ended needle blood collection tube holder to stabilize the holder during threaded...
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5085648 |
Dual diameter needle with a smooth transition
A needle cooperates with a tip cover the coaxially fits about the needle and slides axially relative thereto. A thin walled tube of the needle has a shank portion extending from the proximal end...
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5084029 |
Syringe which automatically make the hypodermic needle harmless after use
The danger of hypodermic syringes is neutralized and they are made monouse by an arrangement including a needle (a), which shall be referred to as the perforated stiletto. This needle is provided...
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5078697 |
Syringe needle guard
Syringe needle protective devices are provided, comprising a mounting, a protective collar, and flexible ribs joining the collar to the mounting. When the needle is injected, the collar retracts,...
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5069669 |
Expandable finger guard for a hypodermic needle cap
A sleeve with a plurality of contiguous longitudinally oriented strips between end bands is secured at one end to a cap for a hypodermic needle. The sleeve is constructed to bulge radially...
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5067490 |
Single use, safety blood collecting device
A shielded safety syringe comprising a cylindrical outer sleeve and an inner needle carrier holding a double-pointed needle in fluid communication with a vacuum tube and slidable within the outer...
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5067945 |
Safety needled medical devices capable of one-handed manipulation
Improved shielded medical devices which minimize accidental needlesticks of the skin by an exposed contaminated needle are provided. The medical devices include a hollow inner tube body and a...
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5064419 |
Disposable hypodermic syringe
Disposable hypodermic syringe comprising a needle (1) which can be retracted and held inside the syringe which moreover comprises a syringe barrel (4, 5) with liquid chamber designed with a piston...
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5061250 |
Intravenous needle sheathing device
A sliding slit elastomeric needle sheath is described for preventing needle-stick injuries from hollow-bore steel needles attached to trailing tubular assemblies used for giving intravenous...
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5061251 |
Syringe device
So as to prevent accidental needle contacts when a syringe device is not being used, I have devised a syringe device in which I have made a movable shield member, integral with a syringe member of...
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5059184 |
Hypodermic needle apparatus
A hypodermic needle apparatus (10) equipped with a latching unit (14) for selectively immobilizing a pair of sheath members (18, 23) relative to a needle (16) such that one of the sheath members...
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