...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7438703 | Safety shield for medical needles A safety shield apparatus is disclosed which includes a needle having a distal portion defining a longitudinal axis which is angularly displaced relative to a longitudinal axis defined by a proximal portion of the needle. A shield is mounted with the needle and exte... | 10/21/2008 |
| 7207975 | Needle stick protection device A needle stick protection device includes a housing and a locking member positioned within the housing to permit the selective locking of the needle relative to the housing. The locking member includes a spring biased strip having first and second upwardly extending... | 04/24/2007 |
| 7189217 | Skin puncture device with needle stick protection A skin puncture device for use as an intravenous catheter or blood collecting needle set is provided with a mechanism for protection against needle injury and access to fluid passageway during insertion. The assembly includes a flexible extension tube connected to t... | 03/13/2007 |
| 7163526 | Flashback blood collection needle with needle shield The needle assembly is provided with the housing, an IV cannula for accessing a blood vessel and a non-patient cannula for communication with an evacuated tube. A flashback chamber is provided in the housing at or near the distal end of the housing. A shield is hing... | 01/16/2007 |
| 7147623 | Infusion device with needle shield The invention relates to a medication infusion set of the type having a flexible cannula adapted for subcutaneous placement, in combination with an insertion, or puncturing, device comprising an insertion needle extending through the cannula and beyond the outer tip... | 12/12/2006 |
| 7128726 | Safety needle assembly The present invention is a safety shield assembly having a shield and a collar for connecting the shield to a fluid handling device whereby the shield may be pivoted with respect to the collar. Preferably, the safety shield assembly may be used with a needle assembl... | 10/31/2006 |
| 7108678 | Captive cover for a hypodermic needle of an intravenous (IV) tube assembly A captive cover for a hypodermic needle of an IV tube assembly has an elongated body connected to an element of the IV tube assembly. The elongated body is hollow and has a proximal opening, a closed distal end, a chamber, at least one locking tab and one or more op... | 09/19/2006 |
| 7083600 | Safety needle and shield A safety needle includes a needle with a sharp end and a needle shield. The needle shield includes collapsible interlocking members, wherein one member is an end member with a hole surrounding the needle, a spring inside the collapsible interlocking members that app... | 08/01/2006 |
| 7041086 | Safety syringe needle A safety structure for a needle of a syringe including an external bushing connected with a base, and a barrier structure on the base contacts with the needle, which has an extended bushing on a base frame. At the front end of the bushing there is an extended cannul... | 05/09/2006 |
| 7029461 | Safety shield for medical needles A medical needle shield apparatus is provided which includes an extensible shield having a first segment and a second segment extending therefrom. The second segment includes an opening configured for clearance of a medical needle of a medical needle device during a... | 04/18/2006 |
| 7004927 | Safety shield for medical needles A medical needle shield apparatus is provided that includes a shield that is extensible from a retracted position to an extended position to enclose a distal end of a needle. A binding member is disposed within the shield and defines binding surfaces that form an ap... | 02/28/2006 |
| 6997901 | Single-use syringe A single use syringe (10) includes a needle (18), barrel (16), plunger assembly (20) and shield (12). The barrel (16) bears a locking member (26) which encircles the front end of the barrel (16) and is carried ... | 02/14/2006 |
| 6989001 | Breakable syringe with a safety sleeve A breakable syringe with a safety sleeve has a syringe body (10), a needle (13) with a needle base (12), a safety sleeve (20), and a breaking device. The needle (13) is attached to the syringe body (10) by inserting the need... | 01/24/2006 |
| 6979314 | Safety syringe A safety syringe has a hollow barrel, a plunger, a connector, a plug and a needle hub. The plunger has a protrusion extended from the plunger and along a longitudinal axis of the plunger. The connector is mounted around the protrusion of the plunger. Multiple limit ... | 12/27/2005 |
| 6976976 | Syringe with needle guard injection device The present invention provides for an injection device including a syringe with a proximal end, a distal end, a needle extending from the distal end, and a plunger inserted into the proximal end. A guard is slidable on the syringe, has a proximal end, a distal end, ... | 12/20/2005 |
| 6976975 | Safety syringe A safety syringe has a hollow barrel, a plunger, a connector, a plug and a needle hub. The plunger includes a socket to mount the connector. The connector has a needle connector protruded from the connector to connect with the needle hub. When the plunger is pushed ... | 12/20/2005 |
| 6974444 | Safety catheter The invention pertains to safety syringes and safety catheters designed to protect the operator from unintentional needle sticks and prevent fluid leakage after use. When the safety catheter is in operation, fluid passes from the flexible tubing through the hollow b... | 12/13/2005 |
| 6969372 | Automatic retraction Huber needle safety enclosure An automatic retraction Huber needle safety enclosure which is designed principally for a Huber needle. A Huber needle is a hypodermic needle that is in the shape of a right angle. The safety enclosure has an internal chamber which is formed between a housing and a ... | 11/29/2005 |
| 6953447 | Pre-filled safety injection device with integrated waste collector The invention relates to a pre-filled injection device for injecting a liquid or semisolid composition into a subject, said injection device comprising: a housing (1) containing at its distal end the liquid or semisolid comp... | 10/11/2005 |
| 6939330 | Syringe insertion system An inserter having a housing, a syringe carriage slidably mounted within the housing and a syringe socket defined within the syringe carriage. The syringe carriage is able to assume a cocked position and an extended position with the latter being the position for in... | 09/06/2005 |
| 6926698 | Safe cover device for the needle of a syringe A safe cover device for the needle of a syringe comprising an external sleeve, a syringe clamp, a needle cap and an annular collar, of which the syringe clamp and the annular collar are combined with each other on a syringe, and the external sleeve is slipped over t... | 08/09/2005 |
| 6918894 | Huber needle with anti-rebound safety mechanism A safety needle device for protecting a user against a needle-stick injury. This needle device includes a needle housing having a distal housing opening. A needle is disposed within the needle housing and has a distal needle portion which extends away therefrom thro... | 07/19/2005 |
| 6913595 | Medical device and locking mechanism therefor A locking mechanism 10 for a medical sharp device such as a syringe assembly 62 includes a retainer part 12 for retaining a hypodermic needle 22, and a connector part 14. The retainer part includes lugs 46 for engagement wit... | 07/05/2005 |
| 6911018 | Safety syringe A hypodermic syringe provides a simple mechanism for manually retracting its needle into the syringe after injection has been completed. The syringe preferably has an elastomeric barrel to exert a radial bias to seal on a retractable needle carrier and the plunger. ... | 06/28/2005 |
| 6902546 | Safety shield for medical needles A medical needle shield apparatus is provided which is slidably movable along a medical needle from a proximal position where a distal end of the needle is exposed, to a distal position where the shield protects the distal end of the needle. The medical needle shiel... | 06/07/2005 |
| 6878136 | Huber needle with anti-rebound safety mechanism A safety needle device for protecting a user against inadvertent needle-stick injury. This needle device includes a needle housing having a distal housing opening. An arcuate groove extends within the needle housing terminating adjacent the distal housing opening. A... | 04/12/2005 |
| 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) has been removed and the plunger rod (1) has be... | 03/08/2005 |
| 6860872 | Safety syringe/catheter The invention pertains to safety syringes and safety catheters designed to protect the operator from unintentional needle sticks and prevent fluid leakage after use. When the safety syringe is in operation, a plunger with an attached piston is pushed into the cylind... | 03/01/2005 |
| 6846302 | Needle protector device A needle protector device comprising a protector tube slidingly disposed in an outer tube and slidingly disposed over a syringe comprising a needle, the protector tube comprising at least one abutment initially in engagement with the outer tube such that the protect... | 01/25/2005 |
| 6840922 | Medical puncturing device The invention relates to a medical puncturing device comprising a rigid needle being at one end adapted for facilitating the puncturing and comprising at the opposite end a hub, the hub comprising a handle part and a shield part being pivotable in relation to the ha... | 01/11/2005 |
| 6837877 | Safety shield assembly An intravenous (IV) infusion and/or blood collection assembly including a safety shield. The shield is particularly useful with winged needle assemblies. The shield is pivotally secured to the winged needle assembly to enable pivotal movement from a position away fr... | 01/04/2005 |
| 6824530 | Combination needle assembly and needle safety guard A safety guard adapted for use with a Huber needle assembly that includes a main body, a pair of butterfly wings extending outwardly from the main body and a needle. ... | 11/30/2004 |
| 6796962 | Safety shield for medical needles A medical needle shield apparatus is provided that includes a needle hub having an outer needle cannula extending therefrom. An inner needle is disposed for slidable movement with the outer needle cannula. At least one shield is extensible from a retracted position ... | 09/28/2004 |
| 6761705 | Safety syringe device with a needle bending device A safety syringe device includes a tube mounted to the first end of the barrel and the needle extends through the tube. A sleeve is slidably mounted to the first end of the barrel and encloses the tube therein. A metal cover is pivotably connected to an edge of the ... | 07/13/2004 |
| 6743199 | Disposable syringe A disposable syringe includes a tubular barrier member retained in a rear passageway of a barrel. A tubular needle seat for fixing a needle cannula is retained on the barrier member, and abuts against an abutment wall in the front passageway of the barrel while the ... | 06/01/2004 |
| 6733475 | Safety syringe of easy to pull out the plunger A safety syringe comprises a barrel having a projection in a rear end thereof, a needle holder for mount of a needle, the needle holder having a dragged portion, a stopper movable in the barrel, the stopper having a drag portion adapted for engaging into the dragged... | 05/11/2004 |
| 6730059 | Medical needle assemblies A medical needle device which is reusable and cooperates with a disposable needle assembly. The medical needle device includes a holder, a needle assembly, and an ejector rod cooperating with the holder. The needle assembly includes a needle hub and needle. The hold... | 05/04/2004 |
| 6712793 | Needle guard assembly for the needle of a syringe body The invention relates to a needle guard assembly for the needle part of a syringe body in the form of a needle guard that covers the needle and which is displaceable on the syringe body in the longitudinal direction, and with a grip plate being integrally formed on ... | 03/30/2004 |
| 6712787 | Self destructive safety syringe A retractable safety syringe that retracts the needle cannula into the plunger module and destroys the syringe to prevent reuse or an accidental needle prick by destroying the plunger barrier and the cannula barrier within the syringe. The needle cannula is released... | 03/30/2004 |
| 6706019 | Hypodermic syringes A disposable hypodermic syringe, which is provided with the needle fitted and sheathed, provides automatic retraction of the needle after use. The syringe may be supplied pre-charged with an injectant. The completion of the injection stroke attaches the piston to th... | 03/16/2004 |