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| Number | Title | Issue Date |
| 7314588 | Balloon catheter having a balloon with a thickened wall portion A balloon catheter having a balloon with a thickened wall portion extending along at least a portion of the working length section of the balloon in a noninflated configuration. The balloon has a first layer formed of a first polymeric material and a second layer fo... | 01/01/2008 |
| 7150738 | Substance delivery apparatus and a method of delivering a therapeutic substance to an anatomical passageway A catheter assembly is provided having a balloon disposed at the distal end thereof. The balloon is capable of being inflated to selectively dilate from a collapsed configuration to an expanded configuration. A syringe assembly is in fluid communication with a deliv... | 12/19/2006 |
| 7141039 | Structure of safety hypodermic syringe A safety hypodermic syringe in which the plunger is breakable into a front part and a rear part after the service of the safety hypodermic syringe so that the front part can be kept with the needle assembly inside the barrel and the rear part can be inserted into th... | 11/28/2006 |
| 7118553 | Auto-injector comprising a resettable releasing safety device An autoinjector including a housing, a receptacle for an active substance, which receptacle, together with a connected injection needle, is displaceable within the housing by spring force for inserting the injection needle into a patient, a piston displaceable withi... | 10/10/2006 |
| 7066906 | Disposable syringe A disposable syringe has a needle seat with an upper segment adapted to be sleeved over by a needle unit, and a lower segment retained in a passage of a barrel. A plunger has a stem portion movable in the passage, a surrounding engaging portion in sealing contact wi... | 06/27/2006 |
| 7056302 | Insertion device for an insertion set and method of using the same A system for inserting at least a portion of an insertion set through the surface of a tissue, having: an inserter with a moveable plunger disposed within a cavity therein; an insertion set holder received into the distal end of the cavity; and an insertion set rece... | 06/06/2006 |
| 7044931 | Syringe with retractable needle assembly A disposable, single use syringe comprised of a hollow body, a retractable needle assembly positioned in the hollow body, and a plunger assembly in the hollow body. The plunger assembly includes an elongated frame portion including at least one guide track between i... | 05/16/2006 |
| 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 |
| 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 |
| 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 |
| 6945957 | Valve treatment catheter and methods The invention provides a catheter for insertion into a biological passage which contains a first flowing fluid, the catheter including a tubular member having a proximal end and a distal end; a fluid delivery lumen contained within the tubular member; an inflatable ... | 09/20/2005 |
| 6808512 | Safety syringe A safety syringe has a hollow barrel, a plunger, a tube, a needle hub, a spring and a plug. The hollow barrel has an outside surface, a proximal open end and a distal closed end. The plunger is mounted slidably inside the hollow barrel. The tube has a proximal open ... | 10/26/2004 |
| 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 |
| 6669671 | Retractable needle with dual locking mechanisms A retractable syringe needle comprising a needle assembly including: a needle-holding mechanism comprising a hub and an annular sleeve connected with said hub; a hypodermic needle extending through said hub; and a pin directly connected to the exterior su... | 12/30/2003 |
| 6638256 | Lockable safety shield assembly for a prefillable syringe A lockable safety shield assembly for a prefillable syringe is provided. The design of the lockable safety shield assembly enhances pharmaceutical manufacturers' ease of assembling the various components as part of its filling or processing of the prefill... | 10/28/2003 |
| 6592555 | Syringe device A syringe device includes a barrel in which a stopper connected to a plunger is movably received, and an engaging section extends from an end of the barrel. A base member is disengagably received in an engaging section of the barrel and a needle cannula i... | 07/15/2003 |
| 6554796 | Safty hypodermic syringe and needle holder for same A needle holder used in a safety hypodermic syringe, including a hollow cylindrical body having a rear coupling structure adapted to receive a front retaining tip of the plunger of the safety hypodermic syringe with which the needle holder is used, wherei... | 04/29/2003 |
| 6478779 | Assembly of needle holder and barrel of safety syringe A safety syringe comprises a barrel having a retaining block disposed in the receiving hole, an initial stop portion and a final stop portion disposed in the end edge thereof, and a rotation resisting portion; a needle holder disposed in the barrel, and h... | 11/12/2002 |
| 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 |
| 6162197 | Retractable needle assembly and method of making the same A retractable syringe needle, including a needle assembly featuring a needle-holding mechanism containing a hub and a means for securing a syringe barrel to the hub, a hypodermic needle extending through the hub; and a pin connected with said hub. The nee... | 12/19/2000 |
| 6121422 | Method and device for delivering fibrin glue A method and device for activating and applying a solution of fibrinogen to form fibrin glue at a desired site. The method includes contacting the solution of fibrinogen with immobilized thrombin under conditions that result in a solution of polymerizable... | 09/19/2000 |
| 6090070 | Device for administering metered amounts of a liquid medicament A sale unit for the parenteral application of liquid pharmaceutical products by the user is described, whereby the unit comprises at least one cannula, a device to emit a given liquid amount of the pharmaceutical product in single doses, as well as at lea... | 07/18/2000 |
| 5947919 | Intraluminal shunt device A method and apparatus for use in coronary bypass surgery procedures wherein the heart remains beating rather than completely stopping the heart, where a blockage is located in the blood vessel for the heart and an incision is made in the vessel adjacent ... | 09/07/1999 |
| 5844087 | Method and device for delivering fibrin glue A method and device for activating and applying a solution of fibrinogen to a desired site. The method includes contacting the solution of fibrinogen with immobilized thrombin resulting in an activated solution of polymerizable fibrin, and delivering the ... | 12/01/1998 |
| 5797878 | Catheter having optimized balloon taper angle A dilation catheter and expandable balloon. The catheter includes a catheter tube, a proximal end, a distal end and an axis which extends between the proximal and distal ends. A balloon has two ends, at least one end mounts on the distal end of the cathet... | 08/25/1998 |
| 5709668 | Automatic medicament injector employing non-coring needle An automatic medicament injector employing a non-coring needle having side port geometry optimized to minimize or eliminate the coring of a rubber seal or septum when impaled by the internal needle tip of the cannula. The geometry avoids direct exposure o... | 01/20/1998 |
| 5643221 | Controlled targeting laryngoscope A laryngoscope having a rigid shaft, an image bundle, and a movable distal end member connected to the distal end of the shaft. The distal end of the image bundle is located in the distal end member such that the field of view can be changed by moving the... | 07/01/1997 |
| 5634909 | Auto-retracting needle injector system A hypodermic injection system utilizes disposable medicament ampules having self-contained needles operated by a re-useable actuator to extend the needle from complete enclosure within the ampule out and into the flesh and inject the medicament as it move... | 06/03/1997 |
| 5447500 | Collar and cartridge-needle unit assembly This invention relates to a collar adapted for use in combination with activatable prefilled cartridge-need units and disposable holders. The collar is adapted to fit over the hub of the cartridge-needle unit and comprises a solid circumferential neck; a ... | 09/05/1995 |
| 5415648 | Multiple purpose syringe A syringe comprising an outer tube for housing a needle/needle gasket assembly, an inner tube closed at one end by a gasket which cooperated with the needle gasket assembly for advancing and projecting the needle out of the outer tube and retracting the n... | 05/16/1995 |
| 5330440 | Reverse thread carpule dental safety syringe This invention pertains to a novel reverse thread carpule dental safety syringe which is useful to dentists in freezing the gums of their patients prior to performing dental work on the patients' teeth, and subsequently retracting the needle into the carp... | 07/19/1994 |
| 5328484 | Non-reusable syringe for medical purposes A syringe comprises a cylindrical body (1), a plunger (11, 15) movable linearly in the body (1), a needle carrier (28) also movable linearly in the body (1) and relatively to the plunger (11, 15) and a needle (24). The needle (24) before the use of the sy... | 07/12/1994 |
| 5226893 | Hypodermic syringe A hypodermic syringe includes an elongate housing having rear and forward ends and a piston chamber which slidably supports the piston to define an innoculant storage space within the housing, a hollow needle supported by the plunger assembly and in commu... | 07/13/1993 |
| 5201719 | Disposable hypodermic needle and medication catridge A reusable hypodermic syringe assembly (200) comprising a syringe (218) having a barrel shaped portion (214) with an opening (280) therein, a cartridge (202) insertable into and removable from the barrel shaped portion (214) of the syringe and containing ... | 04/13/1993 |
| 5167641 | Auto-retracting needle injector system A medical injector system includes a hypodermic ampule having a body, a piston sealingly forwardly movable therein for defining a medicament chamber, a pierceable seal closing a front extremity of the ampule, a needle movably axially supported by the pist... | 12/01/1992 |
| 5125908 | Hypodermic syringe with protective holder An improved hypodermic syringe employs a syringe holder which surrounds the syringe barrel, including the needle, both before and after injection. The syringe holder encases the operable parts of the syringe prior to use. One embodiment employs a plunger ... | 06/30/1992 |
| 5007903 | Syringe adapted to prevent needle sticks The syringe includes a barrel (12) and first and second piston-like elements (16,18) which are adapted for fluid tight movement therein, wherein the first and second pistons (16,18) are connected by a flexible, thin cord (36). A hollow needle (28) is moun... | 04/16/1991 |
| 4990135 | Inoculator and needle therefor A serum inoculator for inoculating birds is disclosed. The inoculator includes a reservoir and a reciprocable needle having a portion movable into and out of the reservoir for insertion in and removal from the bird to be inoculated. The needle includes in... | 02/05/1991 |
| 4944723 | Universal disposable safety syringe system A safety syringe having a double ended hypodermic needle cannula releasably retained at the distal bore of the syringe cylinder by a pair of jaws. A locking and positioning tip is attached to and movable reciprocally through the cylinder with a piston ass... | 07/31/1990 |
| 4808169 | Disposable safety syringe having means for retracting its needle cannula into its medication cartridge A disposable safety syringe, such as a dental syringe, comprising a syringe cylinder having proximal and distal ends, a pre-filled fluid medication cartridge movable through the cylinder, and a double-ended hypodermic needle cannula extending through and ... | 02/28/1989 |
