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6958056 |
Multi-purpose phacoemulsification needle
A multipurpose phacoemulsification needle includes a needle body having a lumen therethrough for aspiration of fluids and tissue. A needle body includes a proximal end adapted for attachment to a...
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6945964 |
Hypodermic needle
A medical needle adapted for conducting fluid comprising a generally cylindrical tube having a central longitudinal axis, a first end and a second pointed end adapted for penetration into a bodily...
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6939326 |
Closed-end infusion catheter with an introducer and a method for using the same
An introducer for a catheter and a closed-end infusion catheter are provided. The catheter may be porous or may have a number of holes in which to infuse anesthetics into a body area of a patient....
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6936053 |
Ocular implant needle
An apparatus and method for safely cannulating a blood vessels, including but not limited retinal blood vessels, is described. In one embodiment, the apparatus can consist of a...
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6929623 |
Elongated syringe
An elongated syringe for administering a substance to a patient includes an elongated syringe chamber that may be inserted into a duct of a patient without unwantingly injuring the patient, a...
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6924087 |
Polymer microneedles
A method for producing microneedles. The method including disposing a first layer of a radiation sensitive polymer on to a working surface and selectively irradiating the first layer such that the...
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6918892 |
Intraosseous needle
An improved intraosseous injection system including an injection needle constructed of high strength metal to resist bending and buckling mounted within a protective and supportive sleeve. The...
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6918901 |
Device and method for enhancing transdermal agent flux
An agent delivery or sampling device ( 2 ) comprising a member ( 6 ) having a plurality of blades ( 4 ) for piercing the skin and a connecting medium ( 65 ) covering at least a part of the skin...
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6908453 |
Microneedle devices and methods of manufacture
Microneedle devices and methods of manufacturing the microneedle devices. The microneedle devices include microneedles protruding from a substrate, with the microneedles piercing a cover placed...
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6905486 |
Device for targeted, catheterized delivery of medications
Apparatus and method for catheterized delivery or infusion of medication and anaesthesia are disclosed. The perforating catheter is first used to perforate the periodontal ligament and/or the...
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6902547 |
Medical needle
A needle comprising a hollow shaft having opposed distal and proximal ends, the hollow shaft having a lumen extending from the proximal end of the shaft and terminating at an opening on a top of...
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6884253 |
Penetrating tip for trocar assembly
A tissue penetrating instrument of the type used in the medical field and which may or may not be embodied in the form of an obturator associated with a trocar assembly, wherein the instrument...
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6881203 |
Microneedle arrays and methods of manufacturing the same
Microneedle arrays, methods of manufacturing microneedles and methods of using microneedle arrays. The microneedles in the microneedle arrays may be in the form of tapered structures that include...
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6863662 |
Intravenous infusion needle with soft body
Disclosed is a catheter having a flexible tube and a sharpened needle secured to the catheter at its distal end. The catheter does not require a separate sharpened instrument to enable insertion...
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6855131 |
Microprotrusion member retainer for impact applicator
A retainer ( 34 ) is provided for holding a microprotrusion member ( 44 ) for application of the microprotrusion member ( 44 ) to the stratum corneum with an impact applicator ( 10 ). The...
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6843782 |
Pre-filled drug-delivery device and method of manufacture and assembly of same
A drug delivery device having a base member defining a skin-contacting surface, a syringe serving as a reservoir for the drug, and means for expelling drug from the syringe. The syringe is...
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6843783 |
Injection needle and injection apparatus
A drug injection needle comprises a puncturing needle part having a puncturing part capable of puncturing a body, a drug introducing needle part capable of communicating with the inside of the drug...
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6837878 |
Bluntable needle assembly with open-ended blunting probe
A needle assembly includes a needle component ( 10 ) and a blunting component ( 26 ), the needle component ( 10 ) containing a needle cannula ( 12 ) mounted in a housing ( 16 ) which defines a...
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6835184 |
Method and device for abrading skin
A device includes a plurality of microneedles for abrading the stratum corneum of the skin to form a plurality of grooves in the tissue having a controlled depth and width. The microneedles have a...
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6814725 |
I.V. catheter assembly with blood exposure prevention
I.V. catheter assembly was a catheter with a distal needle for insertion into a blood vessel a portion of the catheter. An adapter with a self-sealing or self-closing plug is connected to the...
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6814715 |
Expandable cannula
Cannulas for surgical and medical use expand along their entire lengths. The cannulas are inserted through tissue when in an unexpanded condition and with a small diameter. The cannulas are then...
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6802829 |
Spray device
A spray or delivery device is arranged to dispense a dye into the anterior chamber of a human eye or other mammalian eye for the purpose of staining a specific ocular structure or tissue. An ocular...
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6800073 |
Biocompatible pharmaceutical articles
Many conventional pharmaceutical articles contain seemingly inert components that come into contact with a pharmaceutically active material during use, which contact substantially reduces the...
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6758835 |
Disposable needle assembly having sensors formed therein permitting the simultaneous drawing and administering of fluids and method of forming the same
A micro-injection molded disposable needle assembly having more than one passageway formed therein to permit the simultaneous drawing and administering of fluids through separate passageways is...
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6753328 |
Methods of inhibiting metastases
The invention relates to methods for preventing and treating disseminating cancers. Inhibition metastases of a primary tumor to a liver tissue is carried out by directly contacting a liver tissue...
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6752769 |
Core bite biopsy needle
A biopsy needle that is based upon an opening at the tip of the needle, not the side, that permits the entire sample to be cut from the patient yet has smooth sides to reduce injury to the patient...
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6752791 |
Needle control device
An apparatus for holding a needle such as a medical needle, during exposure to radiation, such as X-ray radiation. The apparatus includes a needle collar and a control bar. The needle collar...
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6746428 |
High temperature dry heat sterilizable syringe barrel and needle cannula assembly
A hypodermic syringe barrel and needle cannula assembly is provided that is capable of being dry heat sterilized at temperatures of greater than about 250° C. and up to about 350° C. in which the...
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6730061 |
Multiple hypodermic needle arrangement
A hypodermic needle is provided comprising a first, hollow needle having movably secured therein one or more further, hollow needles. Each further needle and part of the hypodermic needle being...
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6726649 |
Medical needle assemblies
A shielded, sterile, single-use unit dose needle assembly includes a unit dose needle with a hub and two packaging shields sealingly mated to one another encasing the hub and unit dose needle. The...
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6719721 |
Safety port needle assembly
A safety port needle assembly used to connect an IV line to an implanted port needle receiving port. The assembly includes an L-shaped port needle with an integrally attached horizontal leg member,...
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6716192 |
Medical needle having a visibly marked tip
A medical needle for withdrawal of blood from a patient or for insertion in medicinal containers in which the end of a needle extending from the body of a syringe is provided with one or more marks...
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6709428 |
Needle design and manufacturing method for medical applications
The present invention is directed to a novel process for inserting a cannula into a hub member. The process uses an interference or frictional fit between the bore of the hub member and the...
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6702790 |
Hypodermic needle
A medical needle adapted for conducting fluid comprising a generally cylindrical tube having a central longitudinal axis, a first end and a second pointed end adapted for penetration into a bodily...
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6689103 |
Injection array apparatus and method
A fluid delivery system for delivering and injecting fluid into heart tissue, or other organ tissues. The fluid delivery system includes an injection catheter disposed in an elongate sheath. A...
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6685664 |
Method and apparatus for ultrafiltration utilizing a long peripheral access venous cannula for blood withdrawal
Method and apparatus for the extracorporeal treatment of blood by utilizing a peripherally inserted catheter assembly for the continuous removal of blood for renal replacement treatment, in...
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6676636 |
Solid blunt for a needle assembly
A solid blunt and a needle assembly having a solid blunt. The solid blunt helps to prevent accidental needle sticks. In one exemplary embodiment, a solid blunt has an outer dimension (e.g. outer...
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6676633 |
Intravascular administration set needle safety device
An intravascular administration set with an integral needle safety device is disclosed. An elongate needle trap is pivotally affixed at a first end to a needle stick guard. A winged needle holder...
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6666848 |
Medical injection apparatus
An injection apparatus includes components that facilitate injection of relatively viscous materials into a patient. An injection apparatus may include a transition-bore needle apparatus, which has...
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6663606 |
Biocompatible medical devices
A modified medical device for delivery of a pharmaceutically active material is described. The present inventors have found that many conventional medical devices contain a metallic or polymeric...
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6659982 |
Micro infusion drug delivery device
An infusion pump includes a plurality of projections configured so that they enter the subcutaneous region of the patients skin and provides a painless means of creating a breach in the stratum...
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6656167 |
Piercing needle
A piercing needle having a low piercing resistance even if repeatedly caused to pierce is provided. The piercing needle has an undercoat of a silane coupling agent, preferably, an amino...
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6629962 |
Needle design for live microorganisms
The present invention seeks to provide an improved needle design and needle assembly which is particularly adapted for live vaccines and the like. More specifically, the needle assembly includes a...
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6613038 |
Method of using expandable cannula
Cannulas for surgical and medical use expand along their entire lengths. The cannulas are inserted through tissue when in an unexpanded condition and with a small diameter. The cannulas are then...
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6613015 |
Right angle safety needle
A right angle safety needle has a base to which an arm is hingedly mounted at a proximal portion. The base has an opening at its distal portion wherethrough the vertical portion of the right angle...
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6607503 |
Arrangement for transferring an ovum from a follicle
An arrangement for transferring an ovum from a follicle by implementing a technique of simultaneous flushing and aspiration, the arrangement comprising a double lumen needle having an elongate...
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6599276 |
Detectable stainless steel needles for meat packing
Magnetic stainless steel needles are detectable in processed meat. The previous non magnetic versions, made of 304 stainless steel, aren't. Disposable hypodermic needles made from martensitic and...
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6595960 |
Flexible needle assembly
An apparatus and method of providing a flexible needle assembly for use with a medication delivery pen. The flexible needle assembly includes a needle cannula having proximal and distal points and...
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6592559 |
Hollow, curved, superlastic medical needle
A needle assembly 10 comprising a needle 11 that includes a needle cannula 13 made of a superelastic material such as nitinol. The needle cannula is cold-worked or heat annealed to produce a...
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6585704 |
Method of retaining a tip protector on a needle with a curved tip
A system for retaining a tip protector on a needle having a curved portion or bend adjacent the tip. A Braun clip tip protector is used in combination with a small sleeve which fits around the...
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