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| Number | Title | Issue Date |
| 8162896 | Flashback blood collection needle A needle assembly includes a transparent or translucent housing with a fluid inlet end, a fluid outlet end, a flashback chamber and a venting mechanism therebetween. Substantially axially aligned inlet and outlet cannulas extend from the housing and communicate with... | 04/24/2012 |
| 7833201 | Flashback chamber visual enhancement Featured is a medical infusion device for vascular access with enhanced flashback visualization that includes a hub assembly having a flashback chamber. The hub assembly includes a proximal portion, a distal portion and a substantially transparent window section int... | 11/16/2010 |
| 7766879 | Flashback blood collection needle A needle assembly includes a transparent or translucent housing with a fluid inlet end, a fluid outlet end, a flashback chamber, and a venting mechanism therebetween. Substantially axially aligned inlet and outlet cannulas extend from the housing and communicate wit... | 08/03/2010 |
| 7740615 | IV catheter introducer with retractable needle—continuation An IV catheter introducer having a retractable needle holder and a tubular plunger that are held by a detent structure in a preferred positional relationship prior to and during insertion of the catheter. Following insertion, the plunger is pushed past the detent st... | 06/22/2010 |
| 7682341 | Indwelling needle An indwelling needle is provided with an inner needle hub; an inner needle fixedly supported by the inner needle hub; a cover configured to cover the inner needle after use; and a flexible blood monitor being absorptive to blood, an end of which is linked with the i... | 03/23/2010 |
| 7615033 | Flashback blood collection needle A needle assembly includes a transparent or translucent housing with a fluid inlet end, a fluid outlet end, a flashback chamber and a venting mechanism therebetween. Substantially axially aligned inlet and outlet cannulas extend from the housing and communicate with... | 11/10/2009 |
| 7261703 | Vascular blood containment device The present invention is directed to a vascular blood containment that allows a user to determine whether a blood vessel has been accessed and which provides access to the vessel. The vascular blood containment device includes a compression seal having increased rel... | 08/28/2007 |
| 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 |
| 7175608 | Device for the identification of the epidural space The invention provides devices and methods for identification of an epidural space. The invention also provides for visually determining when a needle enters the epidural space. ... | 02/13/2007 |
| 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 |
| 7025748 | Sheath based blood vessel puncture locator and depth indicator The present invention discloses a sheath based puncture locator and depth indicator. The present invention provides for locating a blood vessel puncture site and determining the depth of the puncture of the blood vessel extravascularly using the introducer sheath th... | 04/11/2006 |
| 7025746 | Vascular access device A vascular access system comprises a needle having a distal tip and a proximal fitting section and a dilator having a solid distal section connected to a solid proximal section and an annular recess therebetween, the dilator having a passageway so that the dilator i... | 04/11/2006 |
| 7001396 | Safety introducer assembly and method An introducer assembly includes an outer sheath, and a dilator assembly that includes a dilator hub and a dilator sheath. The dilator sheath is disposed within the outer sheath passage, and a proximal end of the dilator sheath is movably disposed within the dilator ... | 02/21/2006 |
| 6960191 | Over-the-needle safety midline catheter A safety, over-the-needle midline catheter, designed generally for insertion distal to the antecubital crease to be threaded proximally to a site just distal to the axilla. An accompanying safety apparatus is employed which permits only proximal displacement of an a... | 11/01/2005 |
| 6955678 | Soft tissue repair tool A surgical tool includes a member, a guide wire received within the member by a friction fit, and a guide wire pusher for application of a force to the guide wire to overcome the friction fit and advance the guide wire relative to the member. The member includes a g... | 10/18/2005 |
| 6953448 | Cantilever push tab for an intravenous medical device A combination cantilever push tab and finger rest is associated with the needle shield and extends distally from the distal end of the needle shield. The cantilever push tab and finger rest includes a cantilever portion that extends distally from the needle shield, ... | 10/11/2005 |
| 6905483 | Flashback device for venous specimen collection A blood collection device includes a needle hub with a flashback chamber and a vent plug covering the flashback chamber. The vent plug permits a flow of air across the vent plug but prevents a flow of liquid across the vent plug. An intravenous cannula is mounted to... | 06/14/2005 |
| 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 and includes a tubular catheter portion, a catheter nozzle portion, ... | 07/20/2004 |
| 6712792 | Flashback blood collection needle A needle assembly includes a transparent or translucent housing with a fluid inlet end, a fluid outlet end and a flashback chamber therebetween. Substantially axially aligned inlet and outlet cannulas extend from the housing and communicate with the chamber. The ext... | 03/30/2004 |
| 6656161 | Magnifying hub An arrangement used in connection with the withdrawal of cerebral spinal fluid (CSF) from a spinal column comprising a hub having a chamber therein for receiving CSF; a cannula being coupled to the hub to permit communication of CSF with the hub, the cann... | 12/02/2003 |
| 6641564 | Safety introducer apparatus and method therefor An introducing apparatus is provided which includes an elongate tubular sheath extending from a sheath proximal end to a sheath distal end. The sheath has a bore sized to receive a dilator therethrough. The sheath further includes at least one tab extendi... | 11/04/2003 |
| 6558353 | Spinal needle The present invention is directed toward an improved spinal needle. A needle hub is disposed about a proximate end of a hollow needle. The needle hub side port indicators provide visual and tactual verification by a user of the orientation of the side por... | 05/06/2003 |
| 6533759 | Flash chamber with a self closing valve for use with a catheter A flash chamber having a self-closing valve for use with a catheter is described. The flash chamber, which is connected to the catheter, precludes blood leakage as a needle is removed from the catheter and an IV unit is coupled to the catheter. The flash ... | 03/18/2003 |
| 6533760 | Flashback blood collection needle The needle assembly of the present invention includes a transparent or translucent housing having a fluid inlet end defined by a cylindrical exterior wall. The wall delineates an annular flashback chamber within the housing for retention of a fluid sample... | 03/18/2003 |
| 6524277 | Method and apparatus for an intravascular device showing flashback An apparatus related to an intravascular device that includes a housing coupled to a needle is claimed. A solid blunting member is coaxially nestled in the needle. An aperture or opening, located at a distal end of a side of the needle, is configured to a... | 02/25/2003 |
| 6365278 | Multilayer material, process of preparation and applications Multilayer elastomer films (multilayer material) comprising at least one continuous layer, carrying an active chemical substance (such as corrosion inhibitors, lubricants or alternatively biocides for medical use), inserted between inert elastomer barrier... | 04/02/2002 |
| 6261263 | Hub of arterial puncture needle A hub (1) of an arterial puncture needle includes a tubular and transparent viewing chamber (5) accessible to the reflux of blood, and a reserve chamber (6) which is leaktight to the ambient air and in air communication with an outlet end (5b) of the view... | 07/17/2001 |
| 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 hard needle is extended past the first end of the soft cathete... | 02/27/2001 |
| 6156010 | Method and apparatus for introducing an intravenous catheter A method an apparatus for introducing an intravenous catheter. In one embodiment, a catheter having a flashback chamber is provided, the flashback chamber having a proximal end, a distal end and an inner wall. The distal end of the flashback chamber being... | 12/05/2000 |
| 6090130 | Hemostatic puncture closure system including blood vessel locator and method of use A system for sealing a percutaneous puncture in a blood vessel in a living being and method of use thereof. The system includes a hemostatic closure, a blood vessel locator device for determining the position of the blood vessel via the percutaneous punct... | 07/18/2000 |
| 6050976 | In-line retractable safety catheter needle insertion assembly Disclosure of methods and apparatus providing bases for design of compact catheter insertion needle retraction safety devices wherein actuators are displaced away from slender needle sheathing bodies to initiate a needle retraction cycle for safely contai... | 04/18/2000 |
| 6042567 | Apparatus for the introduction or removal of fluid based material from a blood vessel of a patient An apparatus for the introduction or removal of fluid based material from a body of a patient by a clinician. The apparatus comprises a mechanism for connecting into a blood vessel of the patient's blood vessel to continuously introduce fluid based materi... | 03/28/2000 |
| 6042566 | Intravenous injection apparatus In intravenous fluid injection wherein a syringe needle and surrounding sheath are inserted into a vein so that blood flows through the needle into a transparent hollow push-pull element fixed on the needle remote from its point to indicate proper vein in... | 03/28/2000 |
| 6020070 | Multilayer material, process of preparation and applications Multilayer elastomer films (multilayer material) comprising at least one continuous layer, carrying an active chemical substance (such as corrosion inhibitors, lubricants or alternatively biocides for medical use), inserted between inert elastomer barrier... | 02/01/2000 |
| 5984895 | Vascular blood flashback containment device with improved sealing capability A blood containment device for use with a vascular entry needle provides visual and tactile confirmation that a blood vessel has been properly entered. The device includes a blood visualization chamber defined by a compliant member which provides a visual... | 11/16/1999 |
| 5980492 | Vascular blood containment device A blood containment, visualization and tactile confirmation device is provided for use with a vascular entry needle. The device includes a visualization channel and/or a compliant outer wall portion which indicates whether a needle connected to the device... | 11/09/1999 |
| 5941854 | Intravenous catheter In an intravenous catheter wherein a syringe needle and surrounding sheath are inserted into a vein so that blood flows through the needle into a transparent hollow push-pull element fixed on the needle remote from its point to indicate proper vein insert... | 08/24/1999 |
| 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 includes an elongate hollow handle with a distal end that has an... | 11/03/1998 |
| 5824001 | Radially vented flashback chamber and plug assembly A radially vented flashback chamber and plug assembly includes a plug seated in the proximal end of a flashback chamber. In one embodiment of this invention, the flashback chamber has an open proximal end and the plug has a closed proximal end, an open di... | 10/20/1998 |
| 5820596 | Vascular blood containment device A blood containment, visualization and tactile confirmation device is provided for use with a vascular entry needle. The device includes a visualization channel and/or a compliant outer wall portion which indicates whether a needle connected to the device... | 10/13/1998 |
