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5976111 |
Automatically positioned hypodermic needle guard
The invention presents an automatically positioned needle guard for a hypodermic needle. The needle guard includes a hollow stem having one end adapted to fit a syringe and an opposite end designed...
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5968016 |
Retractable hypodermic needle for disposable tubing guide
A retractable hypodermic needle for a disposable tubing guide including a cylindrical coupling having proximal end, for connection to the disposable tubing guide, and a flexible distal end portion...
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5964731 |
Disposable, disabling safety needle for a syringe, pen-type injector, or the like, and method of making the same
A piercing member assembly, such as a needle assembly, a lancet assembly, or the like, includes a piercing member, a piecing member base, a slidable piercing member cover and a rotatable piercing...
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5964739 |
Safety disposable needle structure
A disposable needle having individual, spring biased, first and second retractable, open protective sleeves. The first retractable sleeve covers the needle end employed to extract patient blood and...
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5957887 |
Infusion catheter assembly needle protection device
A medical catheter device that has a housing containing a needle and needle hub that are movable between a retracted position where the needle is safely within the protection of the housing and an...
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5951525 |
Manual safety medical needle apparatus and methods
A safety medical needle device comprising a mechanism for releasing a latch which holds the needle in place and manually retracting the needle and its sharpened tip into safe containment in one...
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5951523 |
Medical devices
A medical device includes a hollow needle for piercing the skin of a patient. Prior to use, the needle is located in a needle protected position within a housing. The needle can be moved outwardly...
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5951515 |
Medical needle guard for catheter placement
A side button is located at the distal end of a housing forming part of an I.V. catheter and which is movable between a first position to allow longitudinal movement of a needle ands a second...
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5947936 |
Syringe with spring biased needle cover
A syringe with a spring biased needle cover that is biased into a fully extended position by the biasing spring to automatically cover the needle of the syringe. The syringe includes a syringe...
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5947933 |
Syringe having safety shield
A hypodermic syringe assembly is provided with a syringe barrel and a safety shield telescoped over the syringe barrel and movable from a proximal position to a distal position. The safety shield...
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5941857 |
Disposable pen needle
A disposable pen needle assembly is provided that includes a snap lock feature that provides a user with a simple method of detaching and attaching the pen needle to the medication delivery pen. In...
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5935109 |
Catheter and needle assemblies
A catheter assembly has a needle extending within a catheter and projecting from its patient end. A slider attached with the needle is slidable rearwardly along a protective housing so that the...
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5935113 |
Modular one handed safety retractable needle cannula
A modular safety needle cannula device that can be stored independently from the syringe that it will be used with, wherein when it is to be used the modular safety needle cannula device is...
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5931815 |
Multifunctional safety infusion set with injection needle retractable in a wing-equipped sheath
A multifunctional safety infusion set with injection needle retractable in a wing-equipped sheath. The infusion set includes a connecting tube having an upper and a lower engaging sections...
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5925032 |
Syringe cannula holder
A syringe cannula holder having a split outer sleeve that can be folded around the cannula so as to engulf fully the cannula. The sleeve is held in place by a sliding retaining nut. A hinged,...
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5925020 |
Needle point barrier
A needle point barrier includes a resiliently deflectable spring arm, a link arm and a barrier arm. The proximal end of the spring arm is secured near the proximal end of the needle. The link arm...
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5921969 |
Apparatus for shielding a butterfly needle
An apparatus for shielding butterfly-type needles to protect against accidental needle stick injuries after use. The apparatus includes a locking mechanism for permanently locking the needle within...
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5921964 |
Safety blood collecting device
The invention relates to a safety blood collecting device adapted to prevent accidental puncturing of attending medical personnel by an infected blood collecting needle. The blood collecting device...
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5919168 |
Injection needle protection
An injection-type needle unit and injection needle protector that comprises an injection needle unit body; an injection needle carried by the body and having a tip to penetrate flesh; a tip...
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5913843 |
Dampening device for spring movement
Timing of movements of a spring between a stressed and a free state is delayed by dampening the spring movement through incorporation of a component having a restricted access diameter whereby...
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5913846 |
Shielded needle assembly
A shielded needle assembly including an elongate needle with a proximal end, a distal end and a passageway therethrough. The assembly has a needle hub with a proximal end, a distal end and an...
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5911705 |
One step catheter advancement automatic needle retraction system
The one step catheter advancement automatic needle retraction system of this invention includes a generally hollow barrel, a needle hub which can include a flashback chamber disposed in the barrel,...
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5910132 |
Safety IV catheter guard
A safety IV catheter includes an end cap or guard and a disc-shaped lock plate having an opening through which the needle passes. One end of an actuator member passes through a second off-center...
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5910130 |
Shield and actuator for needles
A shieldable needle assembly includes a needle guard slidably movable along a needle cannula from a proximal position where the distal end of the needle cannula is exposed to a distal position...
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5900291 |
Non-light penetrating phlebotomy tube with temperature sensitive level indicator
A non-light penetrating phlebotomy tube comprising a dark colored hollow tubular housing having an elongated cylindrical member wherein one distal end of the elongated cylindrical member is rounded...
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5894015 |
Disinfection of medical sharps
An article of manufacture for disinfecting a medical sharp. A disinfectant housing is integrally coupled to a syringe housing having a needle. The disinfectant housing includes a disinfectant...
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5893845 |
Telescoping needle shield
A needle assembly having a telescoping shield that extends over the distal end of the needle when released by an actuator that is triggered during a standard sequence of operation of a medical...
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5891098 |
Safety intravenous catheter
A safety intravenous catheter including a housing, a metal needle, a plastic needle and a sheath. The metal needle is slidably fitted in the housing. The metal needle can be extended out of the...
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5891092 |
Disposable safety syringe and method of making the same
A medication delivery device for delivering medication using a piercing member. The medication delivery device includes a housing, a piercing member holder, a delivery actuator and a sealing...
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5885255 |
Protective needle cover
The instant invention pertains to a flexible needle cover which surrounds a hypodermic needle on a syringe so that when the syringe is used the flexible needle cover retracts to expose the needle...
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5882342 |
Safety medical syringe with retractable needle
A syringe for giving medical injections which has an internal mechanism for retracting the needle into the syringe after the injection has been given and locking the needle and plunger inside the...
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5882337 |
Tip protection device
A safety cover, which securably and reliably prevents the readvancement of the tip of a cannula once it has been retracted thereinto, is designed having an elongate body which includes an axial...
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5879337 |
Needle tip guard for hypodermic needles
A needle tip protective device. In one embodiment the needle tip protective device includes a needle guard that is slidably mounted on a hypodermic needle having a needle tip located at the distal...
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5876382 |
Safety syringe with retractable needle holder
A safety syringe having a cylindrical hollow barrel member of semi-elastic material has a seal and stop device at the distal open end and a first restraining stop device axially spaced a...
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5868713 |
Pneumatic retractable syringe
A pneumatic retractable syringe in which the needle is retracted into the barrel of the syringe following use by compressed gas that is released from a gas reservoir when the gas reservoir is...
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5868433 |
Connector assembly
A connector assembly includes a first fitting defining a first aperture, and a second fitting couplable to the first fitting and defining a second aperture. In some embodiments, each of the first...
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5865227 |
Prefilled hypodermic syringe system
A hypodermic syringe and method of filling the syringe with an injection fluid. The syringe includes a fluid chamber for retaining an injection fluid and a plunger assembly for expelling fluid from...
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5855839 |
Process for manufacturing an injection device of the pre-filled 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...
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5853393 |
Catheter needle locking and catheter hub unlocking mechanism
A catheter needle tip protector and a safety mechanism which provides fail/save protection to clinical personnel against the possibility of accidental punctures by a used intravenous (IV) needle...
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5851196 |
Needle protector
A needle protector having a body, a needle hub and a needle. The body includes a first end and a second end. The body consists of a hollow elongated cylinder defined by a continuous wall having a...
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5830190 |
Protected needle catheter placement device having needle placement visualization features and method for its use
An over-the-needle catheter placement assembly includes an elongate catheter with an open bore therethrough. The catheter has a tapered distal end and a proximal end with a hub. The assembly...
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5817064 |
Syringe needle guard
A cartridge syringe with a slideable protective sheath to prevent accidental needle sticks following administration of a an injection is described. The device comprises a syringe cartridge,...
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5817058 |
Retractable catheter introducer structure
A retractable catheter introducer structure includes a stepped housing and a retractable needle holder. The head of the needle holder is held in a first embodiment by means of a plunger tube having...
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5800404 |
Safety hypodermic needle
The several embodiments include a hypodermic needle with a hollow member positioned over a portion of the needle, thus covering that portion of the needle. Prior to and during use, the hollow...
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5797880 |
Catheter and placement needle assembly with retractable needle
A catheter and needle assembly includes a hollow handle with a longitudinal axis defining a cavity. The handle has a proximal end and a distal end that defines a wall with an inside surface and an...
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5795336 |
Automatic needle protector having features for facilitating assembly
A needle protector device including a mount having a needle subassembly attached to an upper end, an open lower end, and an aperture in the side of the mount. The aperture includes an entrance...
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5792122 |
Telescoping needle shield
A needle assembly is provided with a needle securely mounted to a needle hub. A shield assembly includes a plurality of telescoped tubes concentrically surrounding the needle. One of the telescoped...
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5779684 |
Safety assembly cap for needles
A safety needle cap assembly for needles is described. In place of the usual safety cap which requires a doctor, dentist or nurse to manually place it in position on a used syringe needle, the...
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5779683 |
Injector module for a syringe and pre-filled syringe provided therewith
An injector module (40) and a one- or two-component syringe comprising the same, the module including a cylindrical barrel (41), a needle (43) extending from the end thereof, and a protective...
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5772636 |
Catheter assembly with interlocking telescoping needle shield
A catheter and introducer needle assembly is provided wherein the catheter includes a side port and a plug located in the catheter hub, the needle is notched and is securely mounted to a shield...
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