Class / Patent application number | Description | Number of patent applications / Date published |
604239000 | Specific structure of body entering or piercing conduit | 29 |
20080300552 | THERMAL FORMING OF REFRACTORY ALLOY SURGICAL NEEDLES - A method of thermal forming of refractory alloy suture needles is disclosed. Needle blanks made from refractory alloys are used to form surgical needles, which are heated to a temperature above the ductile to brittle transition temperature but below the recrystallization temperature of the refractory alloy. The heated needle blanks are then mechanically formed into a surgical needle. | 12-04-2008 |
20080312608 | Cannula With Ductile Portion - The present invention relates to a new type of cannula for syringes or injection devices. The cannula according to the present invention comprises a substantially hard portion and a ductile portion axially arranged therewith, where the substantially hard portion comprises a tip which is adapted to penetrate the skin of a patient. The present invention also relates to an injection device comprising such cannula. The present invention further relates to a method for manufacturing a cannula for an injection device, the method comprising the steps of 1): providing a cannula of a hardened material, the cannula comprising a tip portion, and 2): exposing a part of the cannula other than the tip portion to heat in order to form a ductile portion. | 12-18-2008 |
20090149818 | Apparatus and Method for Application of a Pharmaceutical to The Tympanic Membrane for Photodynamic Laser Myringotomy - A packaged kit for performing a photodynamic laser myringotomy includes a plurality of ear needles having different shaped absorbent applicators on distal ends of the needles, a vial of a single dose of an otologic formulation of mitomycin-C, a diluent carrier containing sterilized water, and a syringe. The component parts of the kit are used together to reconstitute the contents of the vial with the water in the diluent carrier, and then draw the reconstituted drug into the syringe. A selected one of the plurality of ear needles is then communicated with the syringe. The syringe and needle are then used to inject the reconstituted drug into the absorbent pad at the end of the needle, and the absorbent pad containing the drug is used to apply the drug to the tympanic membrane. The application of the drug to the tympanic membrane prepares the membrane for a myringotomy procedure, and in particular, a photodynamic laser myringotomy. | 06-11-2009 |
20100100054 | Intravitreal injection device and system - An intravitreal injection system for administering a pharmacological agent formulation to an intravitreal compartment of an eye, comprising (i) an injection member coupled to, or comprising, an internal formulation chamber that is adapted to receive and contain the pharmacological agent formulation therein, (ii) a needle having a first end that is in communication with a formulation chamber and a second injection end, and (iii) a movable platform for positioning the system on the eye, guiding the needle, and limiting the penetration depth of the needle into the eye. | 04-22-2010 |
20100305514 | INTRAVITREAL INJECTION SYSTEM HAVING COAXIAL CANNULAE AND USE THEREOF - An ophthalmic injection system having coaxial cannulae includes a plurality of syringe bodies and a plurality of cannulae, wherein a first non-flexible cannula is configured to accommodate and guide a second cannula that moves inside the first cannula and penetrates into the internal cavity of an eye globe. The first cannula is long enough to penetrate one or more outer layers of the eye globe. A syringe body is connected to the second cannula for accommodation and infusion of a pharmaceutical composition. A plunger is inserted into an annular space of the second syringe body at its distal end for injecting the pharmaceutical composition to the surgical site. | 12-02-2010 |
20110077602 | INJECTION NEEDLE ASSEMBLY AND MEDICINE INJECTION APPARATUS - An injection needle assembly includes a needle having a needle point to puncture skin, a needle hub including a first member which holds the needle, and a second member in which a discharge part of a syringe is to be fitted, and an elastic member disposed inside the second member to make liquid-tight close contact with the inner surface of the second member, with the elastic member having an insertion hole in which the needle tube is inserted. | 03-31-2011 |
20110125101 | OTOLOGIC SYRINGE NEEDLE - [Problem to be Solved] To provide an otologic syringe needle for accurately injecting and dispersing a medical agent into an extremely small region such as a middle ear within an eardrum. | 05-26-2011 |
20110224623 | EPIDURAL SPACE LOCATING DEVICE - An epidural space locating device is described, comprising a handle with a proximal end and a distal end; a hollow distal chamber attached to the handle distal end and being provided with a distal connector where a spinal needle is received to be introduced in the patient's body, such that there is a fluid connection between the spinal needle and the distal chamber; the device also comprises a plunger running within the distal chamber from a starting position to a final position when there is a pressure loss within the distal chamber due to the spinal needle has reached the epidural space; the plunger is secured before using the device, which emits a warning signal at the time the epidural space has been reached. | 09-15-2011 |
20110270199 | CORKSCREW INJECTION NEEDLE - An injection device including a syringe connectable to a corkscrew injection needle via an adapter is disclosed. The corkscrew needle includes a proximal end and a distal end and a bore formed through the proximal and distal ends, the corkscrew needle terminating with a sharpened tip at the distal end. The syringe includes a barrel and a chamber formed therein for containing an injectable substance. The barrel includes a proximal end, a distal end, and an outlet at the distal end in fluid communication with the chamber. The distal end of the syringe connects to the proximal end of the adapter. The adapter bore provides fluid communication between the syringe and the corkscrew needle. The proximal end of the corkscrew needle is rotatably coupled to distal end of the adapter which allows rotation of the corkscrew needle without rotating the syringe. | 11-03-2011 |
20120035551 | CARRIER FOR INJECTING A PRODUCT INTO THE HUMAN BODY - The invention relates to a carrier for injecting a filler product, in particular for microplasty or lipo-reconstruction, comprising a semi-rigid tubular needle ( | 02-09-2012 |
20120071838 | RAPID EXCHANGE ASPIRATION CATHETERS WITH LUMENS CONFIGURED FOR OPTIMIZED FLOW - A rapid exchange aspiration catheter includes a distal portion with a round cross-sectional shape, taken transverse to a longitudinal axis of the catheter. A primary lumen through the catheter has a size and a shape, and extends through the catheter at a location that are optimized for aspiration. In particular, the size of the primary lumen is maximized relative to the outer diameter of the catheter by minimizing the thicknesses of interior walls of the catheter. Such optimization maximizes the rate at which fluid flows through the aspiration catheter without compromising the ability of the catheter to withstand negative pressure (i.e., a vacuum). The present invention also includes systems in which the catheter is used in conjunction with a guide catheter and a wire, systems in which the catheter is used in conjunction with an aspiration element, and methods of using the catheter. | 03-22-2012 |
20120083749 | NEEDLE TUBE, MEDICAL INSTRUMENT AND METHOD FOR MANUFACTURING MEDICAL INSTRUMENT - A syringe needle assembly includes a needle tube and a hub. The needle tube has a needle body provided with a needlepoint configured to puncture a living body. To prevent the needle tube from dropping out of a holding member in which the needle tube is held, the needle body also includes an axially press-worked enlarged portion that is continuous in the circumferential direction of the needle body. The hub includes a fitting portion to which the enlarged portion of the needle tube is fitted, and holds the needle tube. | 04-05-2012 |
20120150128 | PEN NEEDLE ASSEMBLY WITH DIFFERENT GAUGE NEEDLE CANNULAS - A pen needle assembly is provided herein which includes: a hub having a body with a transverse wall; an arrangement, disposed on the hub proximally of the transverse wall, for mounting the hub onto an injector; a first needle cannula extending distally from the transverse wall, the first needle cannula terminating at a distal end, formed for insertion into a patient, with a first lumen extending proximally from the distal end, the first needle cannula being of a first gauge; and, a second needle cannula extending proximally from the transverse wall, the second needle cannula extending from a distal end and terminating at a proximal end with a second lumen extending distally from the proximal end. The first and second lumens are in communication. Further, the second needle cannula is of a second gauge, the second gauge defining a larger external cross-section than the first gauge. Advantageously, with the subject invention, two needle cannulas may be arranged in series of different gauges. This permits use of a thinner gauge needle cannula for injection into a patient with a larger gauge, more rigid, needle cannula being provided for accessing a drug cartridge or other reservoir. | 06-14-2012 |
20120179113 | SYRINGE NEEDLE ASSEMBLY AND MEDICATION SYRINGE DEVICE - To make it possible to integrally form a needle tube and a needle hub by reliably holding and fixing the needle tube with a chuck member and then performing insert molding, a device has a needle tube having a needle tip capable of puncturing a living body; and a needle hub that is adapted to hold the needle tube in a state where the needle tip of the needle tube is protruded and that is formed with a retention hole into which a chuck member is inserted, the chuck member being adapted to hold and fix the circumferential surface of the needle tube when performing insert molding. | 07-12-2012 |
20120179114 | SYRINGE NEEDLE ASSEMBLY AND MEDICATION INJECTION DEVICE - To prevent a coating agent applied to the surface of a needle tube from being infiltrated into the clearance between the needle tube and a needle hub, a device comprises a needle tube that has a needle tip capable of puncturing a living body and that is coated with a coating agent on the surface of a tip-end portion on the side of the needle tip; and a needle hub adapted to hold the needle tube in a state where the needle tip of the needle tube is protruded. The needle hub has a through-hole through which the needle tube is inserted, and a discharge hole extending from the through-hole to the outer surface of the needle hub and adapted to discharge the coating agent infiltrated into the through-hole. | 07-12-2012 |
20120184921 | CANNULA FOR A LARYNGOTRACHEAL ANESTHESIA DEVICE - The invention relates to a cannula ( | 07-19-2012 |
20120209216 | Malleable Tip for Agent Applicator to a Target Site - An applicator device for applying an agent to a target site with a malleable tip that can be cut to length with a pair of nursing dressing scissors or similar type of scissors and a malleable tip with a formable tube that that can be cut to length with a pair of nursing dressing scissors or similar type of scissors. The malleable tip is configured for passage of fluid theretrough and includes a malleable member. The malleable member is made of a soft metal that is strong enough to retain the shape of the tip after is has been bend into configuration, but soft and weak enough to be easily cut with a pair of nursing dressing scissors or the like. A method for preparing an applicator device that is suitable for applying an agent to a target site during or before an operation, comprising providing an applicator device with a formable tip, forming said tip to a desired configuration and cutting said formable tip to a desired length with a pair of nursing dressing scissors or similar type of scissors. | 08-16-2012 |
20120253294 | Method and system for treatment of internal nasal valves - Internal nasal valve involves injecting a biomaterial filler into the internal nasal valve of the patient. The injected biomaterial filler in the internal nasal valve increases an internal nasal valve angle. | 10-04-2012 |
20120323187 | INJECTION NEEDLE ASSEMBLY AND DRUG INJECTION APPARATUS - An injection needle assembly is an assembly used by being attached to an injector including an injection barrel filled with medicine and a needle tube, and is provided with a sticking needle tube having a needle tip to be stuck into a skin, a needle holding portion, an engagement portion and a connection portion. The needle holding portion holds the sticking needle tube and a fit tube of the engagement portion is engaged with a needle hub of the injection barrel. The connection portion includes a luminal portion in which there are arranged a proximal end on the opposite side of the needle tip of the sticking needle tube and a needle tip (ejection port) at the needle tube of the injector, and the sticking needle tube and the needle tube communicate with each other in a liquid tight manner. | 12-20-2012 |
20130006197 | MEDICAL IMPLANT - A medical implant includes a flexible container having two layers of flexible surrounding walls, each surrounding wall being provided with a plurality of through holes; a tubular fitting being connected to an open end of the flexible container for inserting or infusing a medical filling material into the flexible container through the tubular fitting; and a thrust part connected to the flexible surrounding walls of the flexible container and at a distal end of the flexible container. The thrust part has a receiving seat and a ring, the receiving seat having a central bore and an annular groove surrounding the central bore and opposite to the central bore, wherein a tubular surrounding wall is inserted into the ring and is folded so that the two layers of flexible surrounding walls are formed with the ring imbedded between the two layers of flexible surrounding walls, and the ring with the two layers of flexible surrounding walls are received in the annular groove and detained therein due to friction. | 01-03-2013 |
20130090606 | SYRINGE TIP - A syringe tip for a syringe and the like in which the bore of the tip tapers so as to increase in diameter from the end of the tip adjacent the barrel of a syringe towards the distal end of the tip; and the outside diameter of said tip tapers so as to decrease in diameter from the proximal end of the tip (adjacent the barrel of said syringe) towards the distal end of the tip. | 04-11-2013 |
20130184654 | MEDICAL DELIVERY SYSTEMS AND APPARATUS - A catheter proximal section is preferably formed from a relatively soft part and a relatively rigid part, and includes a proximal terminal end that defines a perimeter of an opening into a lumen of the catheter. The proximal section may further include a feature for interlocking engagement with an accessory tool. An inner surface of each of the relatively soft and rigid parts may be located opposite one another, on either side of the catheter lumen. The relatively soft and rigid parts may be included in a sealing assembly that further includes an attachment feature for removable connection of the assembly to the proximal section catheter. | 07-18-2013 |
20130253437 | OCULAR DELIVERY SYSTEMS AND METHODS - Described here are systems and methods for accessing Schlemm's canal and for delivering an ocular device or fluid composition therein. The ocular devices may maintain the patency of Schlemm's canal without substantially interfering with transmural fluid flow across the canal. The fluid composition may be a viscoelastic fluid that is delivered into the canal to facilitate drainage of aqueous humor by disrupting the canal and surrounding trabeculocanalicular tissues. Tools for disrupting these tissues and minimally invasive methods for treating medical conditions associated with elevated intraocular pressure, including glaucoma, are also described. | 09-26-2013 |
20130253438 | OCULAR DELIVERY SYSTEMS AND METHODS - Described here are systems and methods for accessing Schlemm's canal and for delivering an ocular device or fluid composition therein. The ocular devices may maintain the patency of Schlemm's canal without substantially interfering with transmural fluid flow across the canal. The fluid composition may be a viscoelastic fluid that is delivered into the canal to facilitate drainage of aqueous humor by disrupting the canal and surrounding trabeculocanalicular tissues. Tools for disrupting these tissues and minimally invasive methods for treating medical conditions associated with elevated intraocular pressure, including glaucoma, are also described. | 09-26-2013 |
20130303994 | ADAPTER - The invention relates to an adapter which comprises a base having a container attachment portion on a first side and a needle hub attachment portion on a second side opposite the first side. The adapter includes a puncturing member extending along a first axis for entering a container inserted into the container attachment portion. The adapter includes a channel extending substantially along the first axis from the needle hub attachment portion, through the base and along the puncturing member to an axial outlet at, or adjacent, a tip of the puncturing member. The adapter is configured so that a needle comprising a shaft extending from a hub can be inserted into the adapter such that the hub engages the hub attachment portion and the shaft extends through the base and within the puncturing member. | 11-14-2013 |
20140371685 | Cannula - A cannula for use in implanting a solid object into living tissue, the cannula retaining the solid object in its interior prior to the execution of the implantation process by means of a structural impediment. The execution of the implantation process circumvents the structural impediment and allows the implant object to move from the cannula into the living tissue. | 12-18-2014 |
20150359975 | Injection needle and Method of Making Same - An improved injection needle is made by swaging the proximal end of a standard gauge hypodermic needle. This results in both a smaller outside diameter, which lessens the initial injection pain, and a smaller inside diameter, which slows the flow of medication. The swaged proximal end also has a greater wall thickness than standard gauge needles with a larger inside diameter. | 12-17-2015 |
20160038672 | VENTED REFILL ARRANGEMENT AND ASSOCIATED TOOLS FOR IMPLANTABLE DRUG-DELIVERY DEVICES - Refill needles include a refill lumen for refilling a drug reservoir with a liquid and a venting channel for venting the device to be refilled. In various embodiments, the termini of the refill lumen and the venting channel are longitudinally displaced along the needle. | 02-11-2016 |
20160184532 | MEDICAL HOLLOW NEEDLE ASSEMBLY AND METHOD OF MANUFACTURING HOLLOW NEEDLE - A medical hollow needle assembly includes an outer cylindrical body including a through-hole; a hollow needle having an outer peripheral surface, wherein a proximal portion of the hollow needle is disposed in the through-hole of the outer cylindrical body, and wherein the outer peripheral surface of the hollow needle has an outer reduced-diameter surface that has a smaller outer diameter than that of a more proximal portion of the outer peripheral surface of the hollow needle; and an inner cylindrical body including an insertion hole in which the hollow needle is disposed, wherein the inner cylindrical body is disposed between the hollow needle and an inner peripheral surface of the through-hole of the outer cylindrical body, and wherein the inner cylindrical body joins the outer cylindrical body and the hollow needle. | 06-30-2016 |