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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 8025644 | Modular catheter system A modular catheter system. The modular catheter system may include a first tubular member, a first catheter tubing, a second tubular member, a second catheter tubing and a plurality of concentric seals. The first catheter tubing may be disposed within an interior po... | 09/27/2011 |
| 7981089 | Vial access device A needle assembly is disclosed, which includes a needle hub, a metal cannula and a plastic tip. The needle hub defines a fluid flow path therethrough. The metal cannula is supported on a distal end of the needle hub, where the metal cannula defines a fluid flow path... | 07/19/2011 |
| 7846137 | Modular catheter system A modular catheter system. The modular catheter system may include a first tubular member, a first catheter tubing, a second tubular member, a second catheter tubing and a plurality of concentric seals. The first catheter tubing may be disposed within an interior po... | 12/07/2010 |
| 7837659 | Luer connector assembly A luer connector assembly is provided for enhancing the frictional engagement between medical devices such as syringes and needle assemblies. The assembly needle includes a female luer fitting having a passageway and a relatively soft, resilient member bounding the ... | 11/23/2010 |
| 7776018 | Luer connector assembly A luer connector assembly is provided for enhancing the frictional engagement between medical devices such as syringes and needle assemblies. The assembly needle includes a female luer fitting having a passageway and a relatively soft, resilient member bounding the ... | 08/17/2010 |
| 7367964 | Membrane syringe with cap The syringe is a prefillable or prefilled syringe having a syringe cylinder which is delimited to one side by a plunger and which to the other side opens into a syringe connection having a free end closed by a membrane. The syringe cylinder, the syringe connection a... | 05/06/2008 |
| 7341576 | Medical delivery/extraction system A medical delivery or extraction system comprising a needle assembly having a needle and a hub coupled to the needle. The hub includes a verification region or component. A syringe body rotatably coupled to the needle assembly includes at least one indicia on the ou... | 03/11/2008 |
| 7331613 | Medical tubing connector assembly incorporating strain relief sleeve A connector assembly for interconnecting separate sections of tubing, e.g., medical tubing. Connector assemblies are a two-piece construction having a connector pin and a connector sleeve. The connector sleeve includes a first end, a second end, and a passageway ext... | 02/19/2008 |
| 7316669 | Protective cap for medical male luer fittings An improved protective cap and method for capping medical male luer fittings is provided. The protective cap may include inner and intermediate annular members extending from an end wall and defining a slot therebetween. At least one and preferably a plurality of de... | 01/08/2008 |
| 7303550 | Disposable syringe with a retractable needle A disposable syringe includes a tubular needle seat inserted into a barrel for fixing a needle cannula. The needle seat has an axially extending cavity with a radially yieldable catch disposed therein. A plunger is movable in the barrel, and has an engaging head def... | 12/04/2007 |
| 7303551 | Medical delivery/extraction system A medical delivery or extraction system comprising a needle assembly having a needle and a hub coupled to the needle. The hub includes a verification region or component. A syringe body rotatably coupled to the needle assembly includes at least one indicia on the ou... | 12/04/2007 |
| 7294278 | Method for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 11/13/2007 |
| 7247153 | Cannula with protection cap for medical infusion lines and the like Cannula with protection cap for medical infusion lines and the like, comprising a hollow body provided at one end with a female luer lock connector and at the other end with an axial tubular ferrule. The hollow body and the protection cap are provided with respectiv... | 07/24/2007 |
| 7217258 | Controlled release structure for attaching medical devices A medical device for use with a fluid transfer device having a frusto-conically-shaped tip includes a hub having an open proximal end with a frusto-conically-shaped cavity therein, a distal end and a passageway therethrough. The cavity is part of the passageway. A r... | 05/15/2007 |
| 7153386 | Method for manufacturing a device for collecting a blood sample from a plastic segment tube A device for collecting a blood sample from a plastic segment tube into a receptacle uses a cylindrical housing containing a hollow needle to puncture the segment tube as it is inserted into the upper port of the device. A series of ribs with medial edges are arrang... | 12/26/2006 |
| 7115114 | Medical device having releasable retainer A medical device having a releasable retaining includes needle cannula connected to a hub having an open proximal end with a frusto-conically shaped cavity therein. The cavity is part of a passageway through the hub which is in fluid communication with the lumen of ... | 10/03/2006 |
| 7081109 | Sterile docking apparatus and method The present invention provides an inventive apparatus and method for docking of a male luer connector fluidly interconnected or interconnectable to a medical liquid source during one or repeated periods. As such, the invention has particular application to multiple-... | 07/25/2006 |
| 7077830 | Medical syringe needle A needle for medical use, which is free from breakage of a cannula even if subjected to reapeated bending operations or puncture into the root of teeth in use. The needle is charactrized in that a cannula (2) is fixed to a hub (1) by charging a bonding... | 07/18/2006 |
| 7052507 | Catheter with balloon A catheter with a balloon for mitral valve formative operation includes a double tube having an inner tube and an outer tube disposed concentrically. A balloon is fastened at one end to the inner tube and at the other end to the outer tube. A balloon-extending pipe ... | 05/30/2006 |
| 7024749 | Method for manufacturing a cannula assembly The present invention is directed to a novel process for inserting a cannula, such as a hypodermic needle, into a hub member by roughening a first portion of the cannula while leaving a second portion substantially smooth such that the first portion forms an interfe... | 04/11/2006 |
| 7008535 | Apparatus for oxygenating wastewater A method and apparatus creates gas-enriched fluid that is used to treat wastewater. In one embodiment, the wastewater is withdrawn from a supply of wastewater to be treated, and the wastewater is delivered in an atomized manner to a vessel pressurized with gas to fo... | 03/07/2006 |
| 6997919 | Implantable medical connector for medical tubing with anchoring features A connector and method of medical tubing is disclosed. The connector defines a fluid passageway, and the connector includes a first end, a first intermediate portion, a middle portion, a second intermediate portion, and a second end. The middle portion is located be... | 02/14/2006 |
| 6981963 | Pre-filled safety diluent injector A safety needle-bearing device for mixing and injecting medication from a two-chambered cartridge is provided. The device includes a needle that extends through the forward end of a barrel. A two-chambered cartridge is attached to the barrel and contains components ... | 01/03/2006 |
| 6955660 | Internal expansion syringe adaptor An adaptor for connecting a syringe to an aspiration and/or irrigation device, typically a medical device such as a catheter, cannula or needle, is described herein. The adaptor is comprised of two components: a deformable elastomeric expansion sleeve and a relative... | 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 |
| 6951551 | Needle protection device for use with a vial A needle protection device for a vial, or capsule, has a housing hingedly or flexibly connected to a needle collar by a hinge. The collar has a main portion configured to fit about at least a portion of the body of the vial and an extension configured to fit about a... | 10/04/2005 |
| 6673050 | Method and apparatus for loading syringes without the need for hypodermic needles A needleless dosage transfer system for filing medicating devices such as syringes or needleless cannulas to minimize the likelihood of an unwanted needle stick and to avoid the initial cost of a needle as well as the disposal cost of the needle. A vial h... | 01/06/2004 |
| 6554803 | Combination syringe and aspirator for bone regeneration material and method for using the syringe An improved assembly of a syringe and a nozzle tip for aspirating marrow blood from a surgical site and a method for using this improved syringe. The syringe includes a nozzle tip of special construction which has a sleeve portion, which fits on the free ... | 04/29/2003 |
| 6508786 | Needle position lock A needle or cylindrical element position lock includes a disposable template assembly having front and back templates halves which define an array of close-fitting through-holes to guide needles therethrough. A series of lock slides locks the positions of... | 01/21/2003 |
| 6503244 | High pressure injection system A catheter and system for delivering viscous fluid, under high pressures, into the vasculature of a patient includes a catheter body having a proximal end and a distal end, a reinforcing member surrounding at least a portion of the proximal end, and a com... | 01/07/2003 |
| 6500153 | Syringe and needle for preventing inadvertent drug injection A spinal syringe and needle for preventing the inadvertent injection of an intravenous drug spinally includes a needle engagement extension on the spinal needle defining an opening of a first diameter, a syringe engagement extension on the spinal syringe ... | 12/31/2002 |
| 6485459 | Retractable non-reusable needle A syringe includes a needle mounted in a frangible plug at the tip thereof and is equipped with a plunger having a stopper at one end thereof with the end of the plunger having an opening for capturing the end of the needle that projects into the barrel o... | 11/26/2002 |
| 6432082 | Safety syringe A safety syringe in which the needle holder has a mounting unit fixedly fastened to the front end of the barrel, a body holding a needle cannula outside the barrel, a breakable slotted connecting portion connected between the mounting unit and the body, a... | 08/13/2002 |
| 6406470 | Surgical probe and value assembly and threaded quick disconnect adapter for use therewith A threaded quick disconnect adapter is used to connect one or more different surgical probes, such as laparoscopic probes, to a valve device, such as a trumpet valve. The threaded quick disconnect adapter includes an adapter body having first and second e... | 06/18/2002 |
| 6342045 | Safety syringe A safety syringe includes a barrel, a needle-carrier and a plunger. The plunger and the needle-carrier each have a coupling system which connects them by a simple axial push of the plunger. The distal part of the barrel has an internal annular stop. The c... | 01/29/2002 |
| 6319236 | Universal outlet for filter units Filter device comprising a filter housing, a filter disposed in the filter housing, an inlet, and an opposed outlet spaced from the inlet, wherein the outlet comprises an extension from the housing, the extension extending longitudinally in the direction ... | 11/20/2001 |
| 6306118 | Needle holder assembly The present invention is a needle holder assembly for using during a blood collection procedure and more particularly to a blood collection tube holder with means for easily engaging and disengaging a blood collection needle from the holder and for not pr... | 10/23/2001 |
| 6270480 | Catheter apparatus and method A catheter apparatus includes a hollow needle having a first end and a sharpened tip at a second end. A catheter having a blunt end is telescopically received in the needle. A catheter hub is attached to the catheter and spaced from the blunt end. The cat... | 08/07/2001 |
| 6217560 | Luer connector Disclosed herein is a luer connector which exhibits an improved engagement force, in comparison to a standard luer connector, when a fluid contaminant is present between the contact surfaces of mated luer fitments. The luer connector of the present invent... | 04/17/2001 |
| 6132402 | Storage and delivery device for a catheter or needle A storage and delivery device for a highly viscous material comprising a delivery cap for connecting a catheter or needle to a cartridge, an interconnect insert and a compression sleeve disposed within the delivery cap for creating a leak proof seal betwe... | 10/17/2000 |
