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6447477 |
Surgical and pharmaceutical site access guide and methods
A guide ( 100 ) is provided for biopsy and microtherapy which includes an introducer cannula ( 120 ) defining a lumen ( 125 ) sized to receive a diagnostic or therapeutic item therethrough and a...
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6440061 |
Laparoscopic instrument system for real-time biliary exploration and stone removal
A laparoscopic port adapter assembly 10 for conducting bile duct and related procedures, including a laparoscopic port 11 , an introducer sheath 12 and a multiple conduit instrument guide 13...
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6440120 |
Bendable shape-retaining cannula
A bendable shape-retaining cannula and methods of use. The bendable shape-retaining cannula comprises a tubular member having a proximal region, a distal region adapted to enter a blood vessel or...
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6431219 |
Coextruded tubing
Flexible medical grade PVC tubing has inner and outer layers coextruded with different plasticizers, with the first, inside layer of the tubing containing a plasticizer, such as di-ethylhexyl...
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6432092 |
Tissue mapping injection device
A tissue mapping injection device suitable for use during a lymphatic breast mapping procedure is provided. The device includes a housing having an elongated body portion extending distally...
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6428502 |
Punctal cannula
A lacrimal cannula, which is used for the removal of plugs or obstructions from mammalian lacrimal canaliculi having a punctum, includes a body having a distal portion, a proximal portion, an...
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6422865 |
Endodontic irrigator tips having cannulas with annealed distal portions and related methods
An endodontic irrigator tip having a cannula with an annealed distal portion and a proximal portion enables the cannula to easily move within a root canal. The cannula extends from a hub that is...
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6419659 |
Lipid pool aspiration arrangement for the treatment of vulnerable atherosclerosis plaque
The present invention comprises a vulnerable plaque treatment catheter arrangement for the treatment of a lipid pool at a site of vulnerable plaque within an artery. The catheter arrangement...
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6416504 |
Urethral catheter holder
A urethral catheter holder ( 10 ), comprising a supporting base ( 20 ); a suspension housing ( 22 ) mounted to supporting base ( 20 ); a catheter securement device ( 24 ) adapted to hold a catheter...
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6413245 |
Sub-tenon drug delivery
Disclosed is a method and apparatus for delivering a drug formulation to a human eye. The method includes the steps of inserting the apparatus below the Tenon's capsule and above the sclera at a...
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6409697 |
Transmyocardial implant with forward flow bias
A transmyocardial implant establishes a blood flow path through a heart wall between a heart chamber and a lumen of a coronary vessel on the heart wall. The implant includes a hollow conduit having...
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6402736 |
Apparatus and method for filtering intravascular fluids and for delivering diagnostic and therapeutic agents
An apparatus and method for filtering intravascular fluids and for delivering diagnostic and therapeutic agents intravascularly is disclosed in which the apparatus has a shape defined by a preset...
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6395003 |
Drainage tube indwelling device for endoscope
A drainage tube indwelling device for an endoscope is provided with a drainage tube formed of insulating material, a guide wire formed of electrically conductive material, a connector that connects...
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6391005 |
Apparatus and method for penetration with shaft having a sensor for sensing penetration depth
An apparatus having a shaft that can sense the depth of penetration, for penetrating into an object (the substrate). The substrate being penetrated has impedance that varies according to the depth...
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6387078 |
Automatic mixing and injecting apparatus
An automatic mixing and injecting apparatus comprises a syringe assembly within a housing. The syringe assembly has a chamber for holding a liquid, which can be a liquid medicine or a solvent. A...
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6387095 |
Surgical device comprising a radially expandable non-conductive sheath
A medical instrument apparatus for forming and enlarging percutaneous penetrations comprising an elongate dilation tube (expandable sheath), silicone insert and 12′ polyvinyl coated copper wire....
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6387087 |
Aortic cannula
An improved aortic cannula for use in heart bypass surgery comprises an elongated tube with a terminal end. The improvement relates to the provision of two large openings adjacent the terminal end...
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6375641 |
Medical anesthetic needle
A medical anesthetic needle ( 1 ) is provided that includes an inner needle ( 3 ) of a straight needle shape, having a pencil-pointed tip ( 4 ), and an outer needle ( 2 ) of a straight tubular...
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6371943 |
Spring tip needle combination
An improved needle for directional placement of the needle into or to a target area, such as a blood vessel or organ, for the purpose of performing an invasive procedure with a minimal amount of...
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6371968 |
Cavity retaining tool for bone surgery, a cavity retaining tool for general surgery, an endoscopic surgery system involving the use of a cavity retaining tool, and a procedure for surgery
A cavity-retaining tool for bone surgery includes a cavity-retaining sheath which is inserted into the body and forms a cavity to act as a work space for bone surgery, a treatment channel which is...
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6368356 |
Medical devices comprising hydrogel polymers having improved mechanical properties
The invention provides a means of boosting the mechanical performance of shaped shaped medical devices comprising polymer hydrogels, such as stents, so that they may be more easily inserted into or...
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6368316 |
Catheter with composite stiffener
A catheter comprising an elongate tubular member having a proximal end, a distal end, and a passageway defining a lumen extending between the proximal and distal ends. The elongate tubular member...
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6361780 |
Microporous drug delivery system
A drug delivery device is described comprising a porous biocompatible solid having at least one therapeutic drug within its pores, the therapeutic drug being removable from the pores by immersion...
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6348055 |
Non-compliant system for delivery of implant material
A substantially non-compliant conduit for delivery an implant material from a high pressure applicator to an implant delivery device. Also, a high pressure, substantially non-compliant system for...
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6346090 |
Microdialysis catheter for insertion into a blood vessel
A catheter for insertion into a blood vessel of a living being, which includes an elongated catheter body and membrane defining a dialysis chamber; a first channel provided for delivery of dialysis...
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6344037 |
Integrated coaxial transmission line and flexible drive cable
The present invention provides for integrated coaxial drive cables and transmission lines for use in catheter systems. In one embodiment, the invention comprises a catheter system comprising a...
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6342047 |
Indwelling catheter
An indwelling catheter is made of a blend of a plurality of polyurethane resins containing polyglycols having different molecular weights, or a polyurethane resin containing a plurality of...
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6340358 |
Trocar
A trocar having a safety shield control mechanism that prevents the inner cannula from rotating and from moving axially when in the locked position. The safety shield control mechanism applies...
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6338904 |
Polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents
Disclosed are bio-active coating compositions for polymeric substrates. In particular, a bio-active coating is described which is the reaction product formed by providing a polymer backbone with at...
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6333020 |
Methods for treating AVM's using radio active compositions
Disclosed are methods for treating AVMs in a mammal by use of a radiation composition.
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6332875 |
Needle injection-facilitating device
A device to aid in the subcutaneous injection of a hypodermic needle has an outer component which is a hollow longitudinal cylindrical sleeve with an inverted frusto-conical base capable of...
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6328716 |
Method of using medical tubings in fluid administration sets
The present invention provides a method for using medical tubing for infusing therapeutic fluids to a patient comprising the steps of: providing a medical tubing having a sidewall of a polymeric...
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6325807 |
Variable strength sheath
A medical device includes a handle, a sheath, and an object-engaging unit. The distal end portion of the sheath is strong enough to resist being deformed by the object-engaging unit, yet another...
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6325790 |
Soft tip catheter
In a torsion control catheter including a tubular body and a flexible tip connected to the tubular body, the improvement comprising a copolymer catheter tip composition comprising a first monomer...
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6322495 |
Method for placing a feeding tube inside a gastro-intestinal tract
An optical feeding tube includes an elongated sheath having a first lumen for delivering nutrients to a gastrointestinal tract and an imaging device disposed in a second lumen. The imaging device...
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6312414 |
Blood-gas separation device
A blood suction apparatus for aspirating blood from a patient is developed as a one-hand held instrument having a handgrip. A centrifuge chamber, shaped to narrow from its tangentially directed top...
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6303200 |
Low modulus and autoclavable monolayer medical tubing
A steam sterilizable monolayer medical tubing comprising a blend of a melt strength enhancing agent of a homopolymer or copolymer of polypropylene having free-end long chain branches of propylene...
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6296632 |
Ball-shaped fiber implant, and method and device for inserting the implant
In the method proposed, the implant material in the form of a fibre is unwound from a bobbin (10) with the aid of a stream of air (24) and injected through a tube (19) into the body (22). In front...
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6293927 |
Stationary central tunnel dialysis catheter with optional separable sheath
A stationary central dialysis catheter having a planar axially elongated sinuous tubular member having a plurality of axially extending lumens therein and at least a part having a predetermined...
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6293958 |
Catheter having flow diffusing tip
An intravascular catheter having a flow diffusing distal tip includes a plurality of cuts formed through the tubular wall thereof so as to define a plurality of generally U-shaped flaps, the flaps...
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6290692 |
Catheter support structure
The present disclosure relates to a catheter including a segment having a longitudinal axis, and a plurality of circumferential supports surrounding the axis. A plurality of filaments surround the...
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6283950 |
Occluding wire assembly
A catheter assembly for introducing material into the vascular system has an elongated catheter body forming a lumen with a hole at its distal end thereof, a catheter hub positioned at the proximal...
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6280415 |
Tissue traction device
A tissue traction device according to the invention includes an elongated tube defining a vacuum passageway, which tube has a proximate end defining a first opening, a distal end defining a second...
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6280434 |
Angiographic catheter
An angiographic catheter has exhibits elasticity as a whole and has at a distal end portion thereof a deformed portion that is curved into a desired shape when no external force is applied thereto....
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6280432 |
Clip-on access port and methods of use
Modular systems comprising a cannula and at least one clip-on access port adjacent to a distal end of the cannula to provide insertion of one or more therapeutic or diagnostic devices into a vessel...
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6280545 |
Method of forming balloon catheter
A balloon catheter is formed by a heat shrinkable tube. In the method, a rod member is inserted into the shrinkable tube, and parts of the shrinkable tube are heated so that the parts of the...
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6280788 |
Method and a system for manufacturing a catheter and a catheter manufactured by that method
For manufacturing a catheter tubing (50), a container (1, 21) provided with a passage (15, 35, 36), a mandrel (7) sealing off that passage (15, 35, 36) when inserted into said passage and a...
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6276661 |
Pressure actuated introducer valve
The invention provides highly adaptable valves for providing hemostasis about minimally invasive surgical implements such as guidewires and endovascular prosthetic delivery catheters. The valves...
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6273876 |
Catheter segments having circumferential supports with axial projection
The present disclosure relates to a segment of catheter having a longitudinal axis extending between distal and proximal ends of the catheter segment. The segment includes a plurality of...
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6273875 |
Medical devices having improved antimicrobial/antithrombogenic properties
An enhanced antimicrobial antithrombogenic medical device is formed by using an oligodynamic metal and a noble metal with a polymer, and forming the mixture into a device. By using low...
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