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7618394 |
Needleless syringe using supersonic gas flow for particle delivery
A needleless syringe having a membrane ( 28 ) which is ruptured by gas pressure to generate a supersonic gas flow in which particles containing a therapeutic agent are injected.
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7547293 |
Triggering mechanism for needle-free injector
Needle-free hypodermic jet injection devices having an actuation system to effect an injection from a drug delivery system. The actuation system includes an injection force assembly adapted to...
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7510548 |
Vial adaptor for regulating pressure
In certain embodiments, a vial adaptor for removing liquid contents from a vial comprises a piercing member and a bag. The bag can be contained within the piercing member such that the bag is...
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7449009 |
Device for needle-free injection of a medium into the tissue of a human or an animal, device for needle free production of an injection channel and method for the needle free injection of a medium in the tissue
An injection channel is produced in human or animal tissue by means of a pre-injection device for incorporating a medium which is to be injected. Said pre-injection device comprises a chamber which...
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7357781 |
Needleless injector
A needleless injector includes a barrel for receiving an injectable liquid, a nozzle closing one end of the barrel containing an injection orifice, and a plunger and piston combination in the...
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7347851 |
Needleless hypodermic jet injector apparatus and method
In the present invention, the impedance between patient's body and the jet injection drug delivery device is measured through the liquid jet during the drug delivery process. The liquid jet...
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7238167 |
Needle-free injection system
A needle-free injection device is described. The injection device includes a user-grippable housing and a syringe assembly movably secured to the housing. The syringe assembly is configured to...
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7207967 |
Particle delivery
A needleless syringe particle delivery system is provided. The needleless syringe has an elongate nozzle that is connected at its upstream end to a sealed chamber. The sealed chamber contains gas...
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7195610 |
Pneumatic syringe driver
A pneumatic syringe driver having a control module for regulating pressure applied to the plunger of an associated syringe is disclosed. The syringe driver is adapted for receiving a compressed gas...
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7182748 |
Syringe and capsule therefor
A syringe, for use in the delivery of a dose of a therapeutic agent entrained within a pressurized fluid flow, includes an upstream portion, an intermediate portion, a downstream portion, and an...
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7156823 |
High workload needle-free injection system
A needle-free injection device is described. The injection device typically includes a system for providing directed and pre-selected pressure and a nozzle with an orifice for defining a stream of...
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7150409 |
Injection systems
The invention in general relates to various injection systems and devices that can be used, for example, in needleless injection systems for human, and for domestic and farm animals. In certain...
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7074210 |
Universal protector cap with auto-disable features for needle-free injectors
Disclosed is a medical device used to prevent the cross-contamination of patients or injectors in which various components placed on the injector minimize or eliminate back splash contamination of...
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7060048 |
Needleless syringe
A needleless syringe device for accelerating particles into a target tissue of a vertebrate subject is provided. The syringe features an elongate, tubular duct having a lumen for delivering the...
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7056300 |
Needleless syringe for injecting a liquid contained in a prefilled ampule
A needleless syringe comprises a reservoir sealed with mobile closure elements enclosed the liquid, the reservoir being initially isolated from the injection system which is so designed that it...
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6994127 |
Injection device with re-usable pressure generating means
An injection device having a propulsion system comprises a container, a re-usable pressure generating mechanism and a source of potential energy for propelling a fluid with sufficient pressure...
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6986758 |
Device for administering an injectable product in doses
A device for administering an injectable product in doses including a dosage reservoir from which a product dosage is administered, a storage reservoir for storing the product, a transfer conveyor...
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6986754 |
Needleless hypodermic injection system, application device and medication cartridge therefor
A needleless hypodermic injection system for injecting a liquid medication, which system comprises a disposable cartridge which contains a medication and which includes a propellant and an igniter,...
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6964650 |
Needleless Safety Syringe of Compact Architecture
The technical field is that of pre-filled disposable needleless syringes, operating with a gas generator ( 100 ) and used for intradermal, subcutaneous and intramuscular injections of liquid active...
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6960184 |
Injection devices
Injection devices, such as needleless injection devices, and methods of making the using the same are disclosed.
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6905475 |
Method of injecting a drug and echogenic bubbles into prostate tissue
Method and surgical instrument for treating prostate tissue including a surgical instrument having a main body, a needle deployment port, a needle, first and second handles and a lockout release...
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6849060 |
Particle delivery device
Replaceable components for use with a needleless syringe delivery device are provided. One replaceable component is a cartridge having a source of particles and a source of compressed gas. Another...
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6803361 |
Bovine polynucleotide vaccine for the intradermal route
Disclosed and claimed is the use of a liquid jet intradermal administration apparatus that administers a composition: without a needle; and in the epidermis, dermis and/or hypodermis, such as a...
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6802826 |
Universal anti-infectious protector for needleless injectors
Disclosed is a medical device used to prevent the cross contamination of patients or injectors.
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6783509 |
Single-use needle-less hypodermic jet injection apparatus and method
A needleless injector system including: a first injector assembly; a gas capsule disposed within the first injector assembly and containing pressurized gas, with a pierceable surface at the forward...
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6773414 |
Device and method for dispensing at least two mutually reactive components
A device for dispensing at least two mutually reactive components, such as fibrinogen and thrombin, comprising a supplier ( 12 A, 12 B) having a primary channel for supplying a respective one of...
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6752781 |
Durable hypodermic jet injector apparatus and method
A gas-powered, durable, needle-less hypodermic jet injection device ( 10, 210 ) includes a hand-held injector ( 12, 212 ) which receives into an injection cylinder a volume of liquid medication to...
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6752780 |
Intradermal injection system for injecting DNA-based injectables into humans
A system for injecting DNA-based medications into humans is provided by the present invention. The system includes a needle-free injector with an injection orifice of approximately 0.004 inches for...
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6716190 |
Device and methods for the delivery and injection of therapeutic and diagnostic agents to a target site within a body
The present invention relates to a system for delivering and injecting an agent into a target site within the body without penetrating the tissue of the target site with anything other than the...
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6689101 |
Medical arrangement
An injector device for delivery of liquid from a high pressure, the device comprising a housing, a pressure chamber 2 comprising a pressure barrel 4 for accommodation of at least one piston...
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6689095 |
Needleless permanent makeup and tattoo device
The present invention relates to methods and compositions for the needleless administration of permanent makeup and tattoos. In particular, the present invention relates to hypodermic injectors for...
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6682504 |
Single use disposable jet injector
A jet injector having cartridge and power pack assemblies is disclosed. In one embodiment, the cartridge assembly includes a tube containing the medicament with a plunger at one end and a stopper...
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6648850 |
Durable needle-less jet injector apparatus and method
A gas-powered, durable, needle-less hypodermic jet injection device ( 10, 110 ) includes a hand-held injector ( 12, 112 ) which provides a volume of liquid medication to be injected, an injection...
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6645169 |
Air-in-tip jet injector
A method for injecting a fluid medicament into a patient uses a syringe having a plunger that can be advanced into the syringe chamber. As the plunger is advanced, the medicament is expelled from...
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6626871 |
Method and apparatus for removing cap from medical device
Disclosed is medical device, such as a mass injector, that has a protective cap disposed on it that minimizes or eliminates cross contamination, wherein the cap can be ejected in a quick manner.
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6623446 |
Needleless syringe comprising an injector with stacked elements
The invention concerns the technical field of needleless syringes for injecting an active principle for therapeutic purposes. More particularly, it concerns a needleless syringe for injecting an...
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6613010 |
Modular gas-pressured needle-less injector
A needle-less injector suitable for injecting fluid through a surface includes a housing, a driver, an engine and a trigger. The housing contains a fluid and the engine contains a compressed gas....
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6585685 |
Jet injector apparatus and method
A gas-powered, durable, needle-free hypodermic jet injection device includes a hand-held injector which carries a disposable injection cartridge with a volume of liquid medication to be injected in...
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6558346 |
Automatic control-type, portable intravenous infusion apparatus and jacket therefor
The automatic control-type, portable intravenous infusion apparatus includes an infusion liquid container to which an infusion liquid tube is connected, pressurize it, the infusion liquid tube...
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6475181 |
Drug particle delivery
A needleless drug particle delivery device, of the kind in which firing of the drug particles is caused by a sudden gas flow, characterised in that the device comprises a container ( 14 ) of...
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6451770 |
Bovine polynucletide vaccine for the intradermal route
Disclosed and claimed is the use of a liquid jet intradermal administration apparatus that administers a composition: without a needle; and in the epidermis, dermis and/or hypodermis, such as a...
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6443942 |
Medication device with protein stabilizing surface coating
The present invention provides medical devices such as medication infusion pumps having internal surfaces that are treated to inhibit protein denaturation. In accordance with the invention,...
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6440105 |
Ejection device for the high-pressure ejection of a liquid
An ejection device for ejecting a liquid or a liquid containing solid particles at high pressure, comprising a head unit; a pressure chamber ( 11 ) which opens into a distal ejection opening and is...
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6440099 |
Hypodermic needleless injection system
A hypodermic needleless injection system for injecting a liquid medication, which system comprises: a medication unit configured and dimensioned to store a volume of liquid to be injected, the...
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6309371 |
Injection-assisting probe for medical injector assembly
A probe and nozzle assembly for reducing the pressure at which a needleless injector must deliver medicament for proper delivery are disclosed. In one embodiment of the probe, the probe is...
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6232113 |
Particle bombardment device
An improved particle bombardment device for transporting biological substances such as DNA into living cells. The device has a flexible barrel (40) that facilitates endoscopic particle bombardment...
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6224567 |
Modified disposable injector device
The present invention is a modified single use hand-operated injector device consisting of a plunger, a base, a snap means for resisting plunger movement and an injection means for injecting...
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6080130 |
Gas power source for a needle-less injector
A needle-less injector suitable for injecting liquid medication through a skin surface of a patient include a housing, a driver, a pop valve and a trigger. The housing containing the liquid...
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6071272 |
Method for treating erectile dysfunctionality
This invention relates to a method for treating erectile dysfunctionality by injecting pharmacological agents into the corpora cavernosa of the penis. The present invention employs an improved...
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6063054 |
Injector pump
A pump, comprising an inlet portion having an ingress channel, an outlet portion having an egress channel, a firing portion, and a manifold having a passage in fluid communication with the ingress...
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