Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7824378 | Non-axial return spring for safety needle A needle safety device is provided having a housing, a needle assembly movably mounted within the housing and a spring for biasing the needle assembly within the housing. The needle assembly is movable along a first axis and the spring is movable along the second ax... | 11/02/2010 |
| 7425357 | Surface modification of expanded ultra high molecular weight polyethylene(eUHMWPE) for improved bondability A balloon catheter and a method of making the balloon catheter, having a balloon which is bonded to an elongated shaft, and which has a first layer and a second layer and an improved bond between the balloon and the shaft. One aspect of the invention is directed to ... | 09/16/2008 |
| 7381199 | Structure of safety hypodermic syringe A safety hypodermic syringe includes a barrel, which has a tapered hollow connector disposed at the front side and holds a needle assembly, a hollow plunger inserted into the barrel, and a retainer, which is fastened to the front side of the hollow plunger to keep t... | 06/03/2008 |
| 7374558 | Injection device comprising a sterilely attached injection needle and a needle support and ampoule for such an injection device An injection device including a sterile injection needle, the injection device including a container for an injectable product including an outlet for the product at a front end sealed by a membrane, the injection needle, which has a front needle portion facing away... | 05/20/2008 |
| 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; the push pole is set at the front end of chamber of outer cylinder, i... | 02/19/2008 |
| 7252671 | Systems and methods for treating vertebral bodies A filler instrument comprises a first chamber section having a first cross sectional area and a second chamber section having a second cross sectional area less than the first cross sectional area. The second chamber section communicates with the first chamber secti... | 08/07/2007 |
| 7118552 | Automatically operable safety shield system for syringes An automatically operable safety shield system for use with a syringe, the safety shield system including an holder having proximal and distal portions and defining an enclosure into which the syringe may be inserted, an outer shield having proximal and distal porti... | 10/10/2006 |
| 7073504 | Contraceptive system and method of use A device and method of using the device for contraception or sterilization and particularly for reversible contraception by occluding a reproductive lumen to prevent the passage of reproductive cells through the lumen for a desired period of time until the patient w... | 07/11/2006 |
| 7070958 | Methods of making pro-urokinase mutants Methods are provided for producing non-glycosylated, single-chain and two-chain pro-urokinase (pro-UK) mutants. The methods include cultivating a specific E. coli type B strain that has been transformed with specific plasmids carrying a cDNA sequence that enc... | 07/04/2006 |
| 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 for piercing the skin of the patient; b) withdrawing ... | 06/06/2006 |
| 6953449 | Hypodermic syringe having plunger pull-out stopping structure A hypodermic syringe includes a barrel, the barrel having two stop portions in the rear side, a radially compressible constraint member mounted in the barrel and stopped between the stop portions of the barrel, and a plunger holding a rubber stopper and axially mova... | 10/11/2005 |
| 6945950 | Ureteral stent with small bladder tail(s) A ureteral stent for assisting movement of urine along a patient's ureter and into the patient's bladder. The stent includes an elongated tubular segment extending toward the bladder from a kidney end region for placement in the renal cavity to a bladder end region.... | 09/20/2005 |
| 6932828 | Guidewire occlusion system utilizing repeatably inflatable gas-filled occlusive device A guidewire occlusion system for use in vascular procedures includes a repeatably inflatable gas-filled occlusive device proximate a distal end of a tubular guidewire assembly having an extended sealable section proximate a proximal end. A gas inflation/evacuation s... | 08/23/2005 |
| 6893420 | Syringe for automatic injection of an extemporaneous mixture The syringe (10) for self-injecting an extemporaneous mixture comprises: a body (60) containing at least two substances (36, 38) initially separated by an intermediate piston (32), which body (60)... | 05/17/2005 |
| 6846321 | Mechanical method and apparatus for enhancing hemostatis following arterial catheterization A method for hemostasis of an artery having a puncture after arterial catheterization, the catheterization using an introducer sheath, the method including the steps of inserting into an artery a catheter introducer having a forward end and a balloon adjacent the fo... | 01/25/2005 |
| 6761706 | Needle guard A plastic needle guard is mounted on a hub in which a needle is secured. In order to cover the end of the needle, the needle guard is slid manually off the hub and over the end of the needle to position the needle end within the guard. A washer that is loosely mount... | 07/13/2004 |
| 6752798 | Retractable needle medical device for injecting fluid from a pre-filled cartridge A device for injecting fluid from a pre-filled cartridge is provided. The device includes a needle for piercing a patient. After an injection, the needle can be retracted to prevent inadvertent contact with the contaminated needle. A needle retainer releasably retai... | 06/22/2004 |
| 6743210 | Stent delivery catheter positioning device The present invention generally relates to a medical device and procedure for accurately positioning a catheter across a desired region within a patient's vasculature. In particular, the present invention provides a hub assembly unit that allows a physician to preci... | 06/01/2004 |
| 6726712 | Prosthesis deployment device with translucent distal end A prosthesis delivery and deployment device includes an elongated and flexible outer catheter. The outer catheter has a tubular wall of layered construction, including a translucent inner liner running the complete catheter length, and three outer layers including a... | 04/27/2004 |
| 6706018 | Adjustable length catheter assembly A catheter assembly for cannulating a heart vessel includes a guide handle having proximal and distal ends, a lumen open at least at the distal end of the guide handle, and a stop member disposed within the lumen at a distal end of the guide handle. A catheter of th... | 03/16/2004 |
| 6669665 | Delivery mechanism for balloons, drugs, stents and other physical/mechanical agents and method of use A balloon catheter for use with a guidewire is disclosed. The catheter has a body with a balloon located thereon, preferably at the distal end. A lumen within the catheter body communicates with the interior of the balloon which can be inflated by known m... | 12/30/2003 |
| 6626870 | Stoppering method to maintain sterility A syringe assembly is provided which includes a hollow barrel that has an interior wall. The interior wall defines a chamber that retains medication. The hollow barrel also includes a distal end and a proximal end. The distal end of the hollow barrel has ... | 09/30/2003 |
| 6610005 | Catheter system for implanting embryos Described is a catheter system for implanting embryos into a woman's uterus. The catheter system utilizes a protective catheter sleeve for introducing a catheter into the uterus without mucus contamination of an inner catheter. Once the sleeve containing ... | 08/26/2003 |
| 6589209 | Safety syringe with retraction trunk A safety syringe with a hollow barrel housing and a retraction trunk coaxially formed within the housing to forming an annular chamber between the inner surfaces of said outer elongated hollow barrel and the outer surface of said retraction trunk. A needl... | 07/08/2003 |
| 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 two parts, a front part (11) and a rear part (10), fitted inside ... | 06/10/2003 |
| 6482348 | Method of forming a co-extruded balloon for medical purposes A method of forming a balloon for medical purposes comprising co-extruding in a tubular shape a base structural layer of a member selected from the group consisting oft polyamides, polycarbonates, polyesters and copolymers thereof and a heat sealable laye... | 11/19/2002 |
| 6458101 | Safety syringe with retractable needle holder A hypodermic syringe comprises a barrel having at least one catching piece disposed at the end; an outer sleeve fitted rotatably with the barrel to turn to locate at the first position and the second position and provided at least one escape hole; a needl... | 10/01/2002 |
| 6344045 | Sizing and therapeutic catheter with sheath The present invention is directed to a gauging system and method for using the same for determining the size of a lesion within a patient's body prior to stenting the lesion. In one embodiment the gauging system includes a catheter having an elongated sha... | 02/05/2002 |
| 6124007 | Laminate catheter balloons with additive burst strength and methods for preparation of same A laminate balloon comprising at least two layers of separately oriented thermoplastic polymer material, which are coextensive over the body of the balloon. The two layers may be made of different polymer materials, including an underlying layer made of a... | 09/26/2000 |
| 6117124 | Device and method to do arteriographies and angioplasties with a balloon and without injecting a contrasting media in the vessel lumen A brand new device and a method to do arteriographies which allow simultaneous angioplasties by using a catheter and a balloon capable of copying the narrowed portion of the artery under study, providing the contrast required to view the artery via a cont... | 09/12/2000 |
| 6117112 | Single-use safety syringe A single-use safety syringe assembly comprises an elongated, generally cylindrical barrel which forms a hollow nozzle located at the distal end of the barrel and which opens into the interior of the barrel. A plunger is slidably mounted in the barrel and ... | 09/12/2000 |
| 6071956 | Treatment of tissues to reduce subsequent response to injury An exogenous stimulus is applied to tissues or cells which are at risk in a subsequent surgical procedure or other intervention which induces a response by the cells that minimizes reaction to the subsequent procedure. Stimuli can be chemical, physiologic... | 06/06/2000 |
| 6030415 | Bell-bottom modular stent-graft A system for repairing body lumens including a modular graft and a method for deploying the graft within the body lumen. The modular graft includes a first component having first and second leg portions which mate with second and third graft components, r... | 02/29/2000 |
| 6013069 | Catheter shaft with an oblong transverse cross-section A balloon dilatation catheter having a catheter shaft with an oblong transverse cross-section with one transverse dimension in a first direction being significantly larger than a second transverse dimension in a direction perpendicular to the first direct... | 01/11/2000 |
| 5891165 | Pacifier useable with a liquid dispensing syringe A liquid dispensing infant pacifier has a mouth guard with a hollow tubular connector portion on its rear side over an opening extending through the mouth guard from its rear side to its front side. The connector has a configuration similar to that of a c... | 04/06/1999 |
| 5846228 | Safety syringe for fluid collection The invention comprises a safety syringe having a barrel containing a fluid receiving cavity, a plunger, a needle and a blunt sheath. The needle is connected to the plunger so that when the plunger is retracted, the needle is retracted. The sheath extends... | 12/08/1998 |
| 5807327 | Catheter assembly A stent delivery system including a stent delivery catheter, a stent dilatation balloon sealingly affixed to the catheter and adapted for inflation by a pressurized fluid introduced into the catheter, and an expandable stent surrounding the balloon and ad... | 09/15/1998 |
| 5735817 | Apparatus for transsphenoidal stimulation of the pituitary gland and adjoining brain structures A method and apparatus are provided for the stimulation through the sphenoid sinus, the pituitary gland and the adjoining brain structures. The apparatus consists of an inflatable balloon and which is inserted into the sphenoid sinus and inflated. The bal... | 04/07/1998 |
| 5728073 | Syringe A syringe comprising a tubular body (11) closed at one end (12) and open at the other end (13), a plunger (14) receivable in the body (11) to define a chamber (16) of variable volume, a needle support (24) adapted to support and accommodate a hollow needl... | 03/17/1998 |
| 5693021 | Catheter exchange device An automatic catheter exchange syringe has a biasing means which drives the syringe in a fluid expelling stroke at a single touch. The syringe includes a barrel portion with a plunger slidably disposed therein. The biasing means applies a driving force to... | 12/02/1997 |
