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Match
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Document |
Document Title |
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7604613 |
Syringe having a retractable needle
A medical device for delivering a medicament to a patient. The device includes a syringe barrel with a plunger having a hollow front end and a stopper positioned over the plunger front end to seal...
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7578806 |
Disposable syringe with retractile needle
A disposable syringe having a double hook element ( 9 ), causing, after a piston stroke toward the end of the socket element ( 4 ) of the needle, allowing retraction within the reservoir ( 1 )...
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7572247 |
Syringe
A retractable needle safety syringe is provided having a braking mechanism. The braking mechanism may be disposed at a proximal portion of a syringe body of the syringe. The braking mechanism may...
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7544188 |
Medical injector
Embodiments of the present invention include a device comprising a substantially planar housing defining a reservoir; a plunger disposed at least partially within said reservoir and movable between...
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7544181 |
Disposable injection syringe
A disposable injection syringe for allowing a comfortable injection at a low injury risk of the user. The syringe includes an injection needle, a tubular cylinder having a free opening at a first...
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7544169 |
Blood collection device
A blood collection device comprises an open ended syringe like housing into which a vacutainer can be inserted. The front of the device contains a needle holder and a double ended needle. The...
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7534231 |
Needle tip guard for percutaneous entry needles
A needle tip protective device for use with percutaneous entry needles. In one embodiment, the needle tip protective device includes a needle guard slidably mounted on a hypodermic needle, the...
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7481797 |
Retractable needle single use safety syringe
A safety syringe assembly includes an elongated, generally cylindrical barrel having a hollow interior forming a hollow nozzle located at a distal end of the barrel and opening into the interior of...
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7434753 |
Simplistic approach to design of a reusable nozzle hub
A novel hub design that enables removal of nozzle core for disposal while the hub is retained for reuse. The reusable hub provides a cost advantage over a one-piece metal design, enabling the use...
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7410478 |
Safety syringe with needle retracting mechanism
A safety syringe includes a flexible holder-supporting seat that is sleeved around and that clamps a needle holder within a front end portion of a syringe barrel. A flexible sealing member seals an...
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7393344 |
Hypodermic syringe needle assembly and method of making the same
A retractable needle assembly for use in medical procedures comprising a needle assembly including a hub, a hollow needle passing through the hub and projecting from the posterior end of the hub. A...
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7393343 |
Retractable hypodermic syringe
A hypodermic syringe includes a barrel with a plunger slidably extending therein. The plunger includes an outer plunger element and an inner plunger element telescoping together. A plunger cap may...
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7393340 |
Disposable safety syringe including an automatically retractable needle
The present invention relates to a disposable safety syringe ( 1 ) including an automatically retractable needle ( 12 ) for preventing said syringe from being reused, comprising a cylindric body (...
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7338469 |
Pre-filled retractable needle injection device
A needle-bearing device for injecting medicinal fluid from a pre-filled vial is provided. After use, the needle is retracted into the body of the device to prevent inadvertent contact with the...
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7331936 |
Cylindrical pushrod for needle-retracting safety injector and the needle-retraction controllable safety injector
The invention provide a cylindrical pushrod for the syringe needle-retracting safety injector, comprising an outer cylinder, an inner cylinder, a push pole, an underpinned piece and a seal gasket;...
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7300416 |
Pre-filled retractable needle injection ampoules
Pre-filled injection ampoules for administering a readily-available dose of fluid medication, are provided with a retractable needle. The needle is held in a projecting configuration from a barrel...
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7278986 |
Safety syringe with needle
A multi-use safety syringe has a retractable needle that retracts only when the user wants to retract the needle. The safety syringe has an internal moveable carriage that locks to an end cap with...
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7141039 |
Structure of safety hypodermic syringe
A safety hypodermic syringe in which the plunger is breakable into a front part and a rear part after the service of the safety hypodermic syringe so that the front part can be kept with the needle...
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7074207 |
Safety syringe
A safety syringe includes a flexible holder-supporting seat that is sleeved around and that clamps a needle holder within a front end portion of a syringe barrel. A flexible sealing member seals an...
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7056306 |
Fluid sampling device with retractable needle
A method for withdrawing a fluid sample from a patient is disclosed comprising the steps of: a) providing a sampling device ( 10 ) having a housing ( 20 ) and a needle ( 40 ) having a sharpened tip...
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RE39107 |
Cap operated retractable medical device
A cap operated retractable medical device has an outer body with a hingedly connected outer cap which moves between an open and a closed position. The device is used as a blood sampler with a...
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6994690 |
Single use syringe
A single use syringe has a needle which is biased back into the barrel but which is prevented from doing so by a holding means which has an outer part and an inner part which are connected together...
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6986760 |
Pen needle and safety shield system
A safety shield system for a needle cannula of a pen needle injector or similar device, wherein a safety shield may be retracted from a first position enclosing the needle cannula to a second...
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6921382 |
Retracting device for a safety syringe
A safety syringe has a barrel, a needle hub movably received in the barrel and having a hollow cone with a flange formed on an inner periphery of the hollow cone and a plunger with a hook formed to...
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6878131 |
Safety syringe needle device with interchangeable and retractable needle platform
The syringe includes a barrel, a plunger, and an adapter for mounting the needle in the distal end of the barrel. The adapter includes a protrusion projecting away from the needle end and into the...
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6863659 |
Sharp safe hydraulic retractable syringe
Sharp safe hydraulic retractable syringe that is supplied with a hypodermic needle ( 4 ) fully housed within an elongated hollow barrel ( 2 ) which cannot be used until the plunger rod stop ( 16 )...
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6827704 |
Safety syringe
A safety syringe is disclosed. A plurality of axial slits are formed in the outer wall of the unidirectional buckling chamber of the seat. An inner wall of the unidirectional buckling chamber has a...
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6802827 |
Hypodermic implant device
A hypodermic implant device, comprising a barrel; an upper piston segment engaged with an inner wall of the barrel; an axially aligned needle extendably distally out of the barrel for insertion...
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6776775 |
Hypodermic syringe needle assembly and method of making the same
A retractable needle assembly for use in medical procedures, comprising: a needle assembly including a hub, a hollow needle passing through the hub and projecting from the posterior end of the...
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6767335 |
Syringe of single-use type intended for injection or lab tests
The invention refers to a syringe of single-use type intended for injection or lab tests with an injection needle slidable into the syringe after usage. The intention with this is to eliminate the...
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6764468 |
Sealed sterile intravenous catheter and needle assembly
A sealed sterile intravenous catheter and needle assembly providing a substantially closed and sterile environment. The sealed sterile intravenous catheter is removably secured to a needle assembly...
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6764465 |
Syringe with retractable needle and safety lock
The invention provides a safety syringe for extracting blood, with retractable or removable needle that can be retracted into the syringe body or removed after use and safety locks that lock the...
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6736794 |
Method and device to protect syringes and similar medical instruments
A needle-stick safety syringe includes an inner tubular body, plunger, and needle extending from a distal end of said inner tubular body, an outer tubular housing concentrically and slidingly...
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6716191 |
Disposable syringe
A disposable syringe comprises a syringe body ( 1 ), a plunger ( 40 ) mounted on a stem ( 50 ) slidable inside the syringe body ( 1 ), and an injection needle ( 10 ) integral with a needle-carrier...
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6706015 |
Safety syringe
The invention provides a safety syringe, which has a cylinder ( 11 ), a syringe needle ( 21 ), a needle holder ( 31 ) associated to the cylinder and adapted to hold the syringe needle, and a...
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6699223 |
Safety syringe with releasable anti-rotation retractable needle adapter
The syringe includes an adapter threaded into the distal end of the barrel and a plunger axially movable within the barrel. A stop and catch cooperate between the adapter and barrel end to prevent...
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6692463 |
Syringe holder
A syringe holder has a barrel ( 1 ) with a sleeve ( 2 ) screwed over its forward end. A syringe is entered into the rear end of the barrel ( 1 ), needle ( 20 ) first, with the sleeve ( 2 ) at its...
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6669671 |
Retractable needle with dual locking mechanisms
A retractable syringe needle comprising a needle assembly including: a needle-holding mechanism comprising a hub and an annular sleeve connected with said hub; a hypodermic needle extending through...
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6669666 |
Safety syringe
A safety syringe includes: a syringe cylinder having a plurality of sleeve ribs formed in a sleeve portion of the syringe cylinder, a needle device having a needle detachably coupled on an shank...
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6638248 |
Retractable syringe
A hypodermic syringe having a barrel with an open end, a base end and an internal bore; a needle assembly including a needle base member located inside the bore and releasably engaged with the base...
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6613016 |
Safety hypodermic syringe
A safety hypodermic syringe having a flexible safety cap covered on a hollow stopper around the arrowhead tip of the plunger, such that liquid medicine is completely forced out of the barrel...
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6605073 |
Safety syringe
A syringe apparatus and process is provided for retracting a needle from a hypodermic syringe following the completion of an injection. The hypodermic syringe has a plunger which, upon completion...
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6599269 |
Single-use syringe
A syringe assembly includes a barrel having a chamber for retaining fluid. The barrel has an open proximal end, a distal end and an elongated tip extending from the distal end having a passageway...
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6599268 |
Hypodermic syringe with a selectively retractable needle
A syringe has a retractable needle and a barrel having an open proximal end and an open distal end defining a receiver with an inward shoulder. The barrel has a hollow bore, an elongate plunger...
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6592555 |
Syringe device
A syringe device includes a barrel in which a stopper connected to a plunger is movably received, and an engaging section extends from an end of the barrel. A base member is disengagably received...
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6585701 |
Trap in modular hub chamber spring needle cannula
A retractable needle cannula module for connecting to a conventional syringe has a biased spring needle cannula. The spring needle cannula is biased and locked to prevent the spring needle cannula...
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6575939 |
Device for automatic injection of a dose of medicinal product
The invention concerns a single-use device for injecting a dose of a medicinal product, comprising a syringe ( 1 ) and a piston rod ( 7 ) provided with a collar ( 9 ) housed in a casing formed of...
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6572584 |
Retractable syringe with reduced retraction force
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...
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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...
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6554796 |
Safty hypodermic syringe and needle holder for same
A needle holder used in a safety hypodermic syringe, including a hollow cylindrical body having a rear coupling structure adapted to receive a front retaining tip of the plunger of the safety...
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